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SOCIEDAD CONTRACTUAL MINERA EL ABRA
31 December 2003

Legal Status
The company was created through a certified document on 28 June 1994, duly witnessed by the Santiago notary, Mr. Víctor Manuel Correa Valenzuela.

The company's legal name is "Sociedad Contractual Minera El Abra"1.

The Sociedad Contractual Minera El Abra is a contractual mining company established under the regulations included in articles two hundred one and thereafter in the Republic of Chile's Mining Code.

Capital subscribed and paid in
The Capital subscribed and paid in amounts to US$647,059,000 divided into 100,000 shares. The shareholders are "Cyprus El Abra Corporation", with 51,000 shares, and the "Corporación Nacional del Cobre de Chile", with 49,000 shares.

Purpose
The purpose of this company is to prospect for, explore and exploit the ore deposit known as El Abra, located in the Second Region of Antofagasta, in its full extension, along with others adjoining or nearby; extracting, and processing the ore obtained from exploiting the properties that make up this ore body and surrounding areas; and transporting and selling products and byproducts from processing ores and other activities involved in exploiting the deposit. To comply with this objective, the company can build and operate production and processing plants and facilities, claim mining ownership or acquire it, as well as carry out all kinds of operations related to same. The company can carry out any actions and celebrate any contracts and conventions that directly or indirectly contribute to meeting this objective2.

Board of Directors
Directors:
Harry M. Conger, President of the Board of Directors

Members:
Timothy Snider, Cyprus El Abra Corporation
Jorge Riquelme, Cyprus El Abra Corporation
Juan Eduardo Herrera, Codelco (*)
Juan Enrique Morales, Codelco (*)

Executives: Miguel Munizaga Badilla, President and General Manager
David Miranda, General Manager of Operations
Douglas Comer, Manager of Administration
Mariano Neira Sáenz, Comptroller

Codelco's share of capital and changes during the fiscal year
Codelco's share is 49%, which has not changed since the company was set up.

Commercial relations with Codelco
The main business in common involves El Abra selling Codelco its cathodes, with the annual amount established in a sales agreement, which specifies that 49% of production not committed to third parties through contract goes to Codelco and this amount cannot be less than 30,000 metric tons.

Moreover, Codelco sells El Abra sulfuric acid, with both price and amounts established through annual negotiations.

Contracts with Codelco
The copper sales agreement is covered by a "Marketing Agreement", signed on 15 June 1995, between Sociedad Contractual Minera El Abra and Codelco Services Ltd. This agreement expires on 1 January 2012 and can be automatically renewed on an annual basis.
Contracts for the sale of sulfuric acid exist, which expire in 2006.

Investment as a percentage of total head office
2003 Investment in jointly held firm US$88.564 million
2002 Investment in jointly held firm US$52.431 million
Total investment as a percentage of head office assets 1.0945%, 2003.

1 This paragraph and the following one quote the first and second Articles from the First Section of this company's statutes.
2 The third Article of the First Section of the incorporation papers.

 

AGUA DE LA FALDA S.A.
31 December 2003

Legal Status
Agua de la Falda SA. (the company) was set up using a certified document dated 25 July 1996, as a private limited company, whose shareholders are the Corporación Nacional del Cobre de Chile (Codelco) with 49% and Minera Homestake Chile SA with 51%.
Company name: Agua de la Falda SA
RUT: 96.801.450-1
Address: Barrio Industrial, sitio 58, Alto Peñuelas,
Coquimbo

Capital subscribed and paid in
Capital subscribed and paid in by Codelco: US$17,052,000

Purpose
The purpose of the company is to prospect, explore for and exploit mining properties containing gold, other precious and other metals, and their sale, in any form.

Board of Directors
Series A Members: Nicolás Saric Rendic (*)
Edmundo Tulcanaza Navarro (*)

Alternate Series A Board Members: Rene Muga Escobar (*)
Francisco Camus Infanta (*)

Series B Board Members: Sergio Chávez Jofre
Raymond W. Threlkeld
David L. Deisley

Alternate Series B Board Members: Kevin Atkinson Tear
Alejandro Labbe Saffa
Brett M. Sherlock

Executives
General Manager: Felipe Núñez Cordero

Codelco's share of capital and changes during the fiscal year
Codelco's share, 49%.

Commercial relations with Codelco
There were no non-contract sales or purchases of goods and services outside of contracts, between the company and Codelco.

Contracts with Codelco
The company maintains a contract with Codelco for the following services:
• Fresh water supply.
• Industrial water supply.
• Electric power supply.
• Rental contract.
• Telecommunications service contract.
• Provision of laboratory analysis services.

Investment as a percentage of the head company:
2003 Investment in jointly held firm US$4.557 million
2002 Investment in jointly held firm US$5.987 million
Investment as a percentage of head office assets 0.056%, 2003.

(*) Codelco executive or board member.

 
COMPAÑÍA CONTRACTUAL MINERA LOS ANDES, CCMLA
31 December 2003

Legal Status
Company name: Compañía Contractual Minera Los Andes
(CCMLA)
RUT: 78.860.780-6
Company created 16 May 1996
Repertory N°273
Notary M. Gloria Acharán Toledo

Capital subscribed and paid in
Capital subscribed and paid in by Codelco 15,215,354 shares
(99.97%), worth 8,080,290,023 pesos, corrected monetarily through 31/12/2003 and Minera Picacho 5,100 shares (0.03%), worth 2,723,184 pesos, corrected monetarily through 31/12/2003.

Purpose
Geological or other explorations whose purpose is to discover and reconnoiter ore deposits in the country or abroad. Exploration activities temporarily suspended.

Board of Directors
Waldo Fortin Cabezas, President (*)
Mario Espinoza Durán (*)
Alex Acosta Maluenda (*)
Francisco Camus Infanta (*)
Nicolás Saric Rendic (*)

General Manager
Nicolás Saric Rendic (*)

Codelco's share of capital and changes during the fiscal year
Codelco's share is 99.97%; there were no changes in its equity in 2003.

Commercial relations with Codelco
There were no commercial relations.

Contracts with Codelco
There were no contracts that played a substantial role in Codelco's operations.

Investment as a percentage of total head office assets
2003 Investment in subsidiary US$0.
2002 Investment in subsidiary US$0.
Investment as a percentage of head office assets 0%, 2003.

(*) Codelco executive or board member.

 
ELECTROANDINA S.A.
31 December 2003


Legal Status
ELECTROANDINA SA
RUT: 96.731.500-1
Public limited company

Capital subscribed and paid in
Capital subscribed and paid in by Codelco 70,291,170,536 pesos

Purpose
To generate and transmit electric energy and provide port services involving industrial maintenance of transmission systems, as well as consulting and industrial training services. The company is the main electrical power generator in the SING, representing about 30% of its power generation. Its activities began in 1915 along with the activities of the Chuquicamata mine.
In 1995, Codelco created the Electroandina company (ex-Central Termoelectrica Tocopilla SA) based on its Tocopilla Division and it sold a controlling interest to the Belgian electric firm, Tractebel, at international auction in 1996.

Board of Directors
Jan Flachet
Manlio Alessi Remedi
Henk Bataille
Patrick Obyn
Gabriel Marcuz
Manuel Colcombet
Jacqueline Saintard Vera
Jorge Navarrete Martínez (*)
Marcelo Mobarec Asfura (*)
Reinaldo Sapag Chain
Ricardo Campano Gándara (*)

General Manager
Willem Van Twembeke

Codelco's share of capital and changes during the fiscal year
34.8%. No change.

Commercial relations with Codelco
The following commercial relations exist between Electroandina SA and Codelco:

Contracts with Codelco
The company maintains a contract with Codelco for the following services:
1. Contract for electric power supply, Codelco Norte Division
2. Contract for electric power supply, Sociedad Contractual Minera El Abra
3. Contract for electric power supply, Alliance Copper Limited (ACL)
4. Contract for natural gas supply between DISTRINOR SA (A subsidiary of Electroandina SA) and Codelco Norte Division.
5. Contract for "Service Contract for Providing Reception, Storage and Loading of Sulfuric Acid," between Electroandina and Codelco Chile.
6. Contract for "Sale of Bituminous Coal" between Electroandina and Codelco Norte.

Contracts with Codelco
The contracts for electric supply of the Codelco Norte Division and the jointly owned companies Minera El Abra and ACL represent a significant part of operating costs for each. The first two were signed in 1995 in normal market conditions; they expire in 2009 and 2017, respectively. The second two were auctioned with the participation of third parties.

Other contracts don't play a major role in Codelco's operations or its results.

Investment as a percentage of the head company
2003 Investment in jointly held firm US$89.407 million
2002 Investment in jointly held firm US$41.133 million
Investment as a percentage of head office assets 1.1%, 2003

 
ELABORADORA DE COBRE CHILENA LIMITADA
31 December 2003


Legal Status
Company name: Elaboradora de Cobre Chilena Limitada
RUT: 79.681.920-0
Company created: 18 December 1995
Notary: María Gloria Acharán Toledo
Inscription fs. 20,932 N° 10,784 in Santiago's commercial registry (Registro del Comercio de Santiago), 1995

Capital subscribed and paid in
Capital subscribed and paid in as of 31 December 2003 was 687,711,520 pesos.

Purpose
Originally set up in 1995 by Codelco and Madeco SA as a limited liability company whose purpose was to study and develop projects and investment in producing and selling manufactured and semi-manufactured non-ferrous metals, whether directly or in association with third parties.

Through a certified document signed 17 April 1998, the company changed its share structure, with Madeco SA withdrawing and Codelco-Chile taking a 99% interest in the firm, and Minera Picacho holding 1%.

Board of Directors
Mario Espinoza Durán, Director (*)
Carlos Urzúa Ramírez, Director (*)
Luis Blanco Beckett, Director (*)

General Manager
Jose Antonio Álvarez López

Codelco's share of capital and changes during the fiscal year
Codelco's share is 99%.
The Compañía Minera Picacho SCM holds 1%.
Changes in 2003: There were no changes in share during the year.

Commercial relations with Codelco
None.

Contracts with Codelco
There were no contracts that played a substantial role in Codelco's operations.

Investment as a percentage of head office assets
2003 Investment in subsidiary, US$0
2002 Investment in subsidiary, US$0
Investment as a percentage of head office assets 0.0%, 2003

 
MINERA PECOBRE S.A. OF C.V.
31 December 2003

Legal Status
Created on 21 June 1999 in Mexico City, DF, under the name Minera Peñodelco, SA de C.V., as per minute 275,615, volume 10,293, before Notary No. 10 of the DF, Tomás Lozano Molina. Modified on 7 October 1999, to include the Corporación Nacional del Cobre de Chile. On 25 January 2000, an extraordinary meeting of shareholders decided to change the company's name to MINERA PECOBRE, SA de C.V.

Capital subscribed and paid in (in Mexican pesos)
Fixed capital 100,000
Variable capital 199,277,400
Registered capital 199,377,400

Purpose
To explore for, develop and run copper deposits in the State of Sonora, Mexico

Board of Directors
Jaime Lomelín Guillen, President
Octavio Alvídrez Cano
Mario Arreguín Frade
Juan Enrique Morales Jaramillo (*)
Alex Acosta Maluenda (*)

Codelco's share of capital and changes during the fiscal year
Codelco's share, 49%.
In 2003, Codelco contributed US$2.637.670, that is, 28,754,200 Mexican pesos.

Commercial relations with Codelco
Codelco provides Minera Pecobre with a range of services in the field of explorations, mainly by assigning expert professionals highly skilled in exploring for ore deposits who, with Pecobre's projects in Mexico, carry out the necessary activities involved in geological, geochemical and geophysical explorations, as well as applying other specialized techniques required to define the potential interest of ore deposits in the regions under exploration.
In 2003, Codelco assigned exploration professionals to the Cobre Sonora, Los Humos, Tecolote, Franja Cananea and Otras Franjas projects.

Contracts with Codelco
Codelco has a contract in effect with Pecobre that in 2003 brought billing worth US$1,008,867 for exploration services corresponding to the projects Cobre de Sonora and Los Humos: in December 2002 for US$81,580; Los Humos and Tecolote in January-April 2003, for US$77,180; and Cobre de Sonora, Franja Cananea and Otras Franjas in January - November 2003, for US$850,107.

Investment as a percentage of head office total
2003 Investment in jointly held firm US$902 million
2002 Investment in jointly held firm US$559 million
Investment as a percentage of head office assets 0.01%, 2003

 
CMS CHILE S.A.
31 December 2003

Legal Status
Sistemas y Equipos Mineros SA is a private limited company set up using a certified document dated 29 July 1992.

Capital subscribed and paid in
The capital of CMS Chile is US$7,870,000 and consists of 69,000 shares, which were fully subscribed and paid in by Codelco (68,931 shares) and Bernardo Infante Philippi (69 shares).
These shares have no nominal value.

Purpose
The purpose of this company is to manufacture, sell and distribute in Chile and abroad, machinery equipment and replacement parts; furthermore, through its subsidiary, CMS Tecnología SA it provides maintenance and repair services.

Board of Directors
Alex Acosta Maluenda, President Board of Directors (*)
Luis Blanco Beckett, Director (*)
Waldo Fortín Cabezas, Director (*)
Mario Espinoza Durán, Director (*)
Hernán Sepúlveda Astorga, Secretario (*)

General Manager
Víctor Olate Martínez

Codelco's share of capital and changes during the fiscal year
Codelco Chile owns 100% of CMS Chile SA and there has been no change in this share.

Commercial relations with Codelco
The company had no commercial activity in 2003 and is not expected to have any in the future.

Contracts with Codelco
The company had no commercial activity in 2003.

Investment as a percentage of the head office total 2003, 2002 and 2001 Investment in subsidiary US$0 Investment as a percentage of head office assets 0.0% 2003

 
ASOCIACIÓN GARANTIZADORA DE PENSIONES
31 December 2003


Legal Status
The Asociación Garantizadora of Pensiones is a private corporation that serves as a non-profit social benefits-mutual; it was legally constituted by Decree N° 1625, 18 June 1927, to guarantee, by replacing associated companies, the payment of pensions under the occupational accident law, Ley de Accidentes del Trabajo N° 4,055. Because it is non-profit, it is exempted from income tax law regulations.

Purpose
Exclusively for the purpose of paying pensions under the labor accidents law, Ley de Accidentes del Trabajo N° 4,055.

Board of Directors
This is composed of the following people, appointed by the majority affiliate, Codelco.

Board Members:
Carlos Urzúa R. (*)
Jose Antonio Álvarez L. (*)
Patricio Mac Niven S. (*)
Óscar Salgado W. (*)
Luis Blanco B. (*)

Alternate Board Members:
María Elena Brahms Z. (*)
Gloria Parada Z. (*)
Gustavo Sippa C. (*)

Manager: Celso Núñez Salgado

Codelco's share of capital and changes during the fiscal year
Percentage share 96.688338%, which has not changed in recent fiscal years.

Commercial relations with Codelco
This association has no commercial links with Codelco.

Contracts with Codelco
This association has no commercial links with Codelco.

Percentage of total head office investment
2003 Investment in subsidiary, US$695 million
2002 Investment in subsidiary, US$625 million
Investment as a percentage of head office assets 0.009%, 2003.

 
COMPLEJO PORTUARIO MEJILLONES S.A.
31 December 2003


Legal Status
Complejo Portuario Mejillones SA
Private limited company

Capital subscribed and paid in by Codelco
Capital subscribed: US$35,992,385
Capital paid in: US$34,332,702

Note: to calculate the capital subscribed and paid in, the exchange rate on the date of payment was used.

Purpose
The purpose of this company is to project, build and run a port in Mejillones Bay, Second Region of Antofagasta.

CPM developed the project and won the building and operation of Terminal 1 through a 30-year concession contract granted to the Compañía Portuaria Mejillones SA, a private consortium formed by Ultramar and Empresa Constructora Belfi.

Directors
President of the Board of Directors: Roberto Souper
Rodríguez (*)
Vice-president: Jaime Gibson Aldunate
Director: Nelson Pizarro Contador (*)
Director: Eugenio Lahera Parada
Director: Iván Simunovic Petricio
General Manager: Jorge Taboada Rodríguez

Codelco's share of capital and changes during the fiscal year
As of 31 December 2003: 99.90%

Commercial relations with Codelco
Codelco provides different kinds of services to CPM, which are charged to its cost center. These include:

Accounting
• Transportation (air fares, commuting, etc.)
• Computer equipment, software, Internet access and
e-mail
• Office rental.

For its part, CPM rents Codelco offices in the Terminal 1 Administration Building.

Contracts with Codelco
• Codelco guarantee contract: this is a guarantee signed by Codelco, the Complejo Portuario Mejillones SA (the port complex) and the Compañía Portuaria Mejillones SA (the port company), in which Codelco guarantees the Compañía Portuaria Mejillones SA payment of any and all sums that CPM owes the port company as part of the contract to build port facilities and provide port services in Terminal 1, Mejillones (a BOT contract), signed by both, in the event that CPM fails to do so.

• Contract for providing port services for shipping copper, dated 15 November 1999 (CTA contract): This contract governs the provision of port services (copper shipping and others) that the Compañía Portuaria Mejillones SA provides to Codelco. CPM has also signed this contract, in its supervisory role.

• Contract in which CPM rents offices to Codelco, in the Terminal 1 Administration building, October 2003.

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$25.812 million
2002 Investment in subsidiary, US$19.485 million
Investment as a percentage of head office assets 0.32%, 2003.

 
GEOTÉRMICA DEL NORTE S.A.
31 December 2003


Legal Status
Company name: Geotermica del Norte SA
RUT: 96.971.330-6
Company incorporation registry number (repertorio número) 13.010/2000
Notary: Jose Musalem Saffie
Start up: 5 December 2001

Capital subscribed and paid in
Capital subscribed: 439,878,000 pesos
Capital paid in as of 31 December 2003, 2,121,881,640 pesos.
(Codelco's contribution)

Purpose
According to Article 4 of its incorporation papers, the company's purpose is to:
"1) Research, explore for and run geothermal deposits in the First, Second, and Third Regions of Chile; 2) Sell, in any form, all products, byproducts, raw materials, manufactured or semi-manufactured products, derived directly or indirectly from the activities mentioned in the previous section, and 3) The company can also carry out other activities, directly or indirectly related to the above that optimize company organization.

Board of Directors
Daniel Fernández Koprick - President
Ricardo Campano Gándara (*)
Carlos Rubilar Ottone (*)
Salvador Harambour Gines
Jose Luis Ramaciotti Frachia

General Manager
Patricio Lee Recabarren

Codelco's share of capital and changes during the fiscal year

Codelco holds 50.1% of the company.
There were no changes in its share during the last period.

Commercial relations with Codelco

At the end of 2003, there were no commercial relations between both companies.

Contracts with Codelco
At the end of 2003 there was one contract between both firms, establishing the possibility of Codelco carrying out certain tasks, upon request from the subsidiary through work orders, which may or may not be accepted.

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$1.163 million
2002 Investment in subsidiary, US$0
Investment as a percentage of head office assets 0,014%, 2003.

 
INVERSIONES MEJILLONES S.A.
31 December 2003

Legal Status
Inversiones Mejillones SA
Private limited company

Capital subscribed and paid in
16,526,843, consisting of 18,671 shares

Purpose
To buy and sell for any reason shares, bonds and other instruments issued by the Empresa Electrica del Norte Grande SA "EDELNOR", exercising all rights and fulfilling all obligations deriving from its quality as shareholder and holder of these securities, as per the law and company statutes and, in general, acquire, sell, invest in all kinds of intangible property, such as shares, company bonds, deposits, mutual fund quotas, share certificates, bills of credit, securities, etc.; manage said investments and receive their yields; and participate in any other business or activity directly or indirectly related, connected and/or complementary to the company's purpose.

Board of Directors
Eric of Muynck
Manlio Alessi Remedi
Henk Bataille
Ricardo Campano Gándara (*)
Jorge Navarrete Martínez (*)

General Manager
Henk Bataille

Codelco's share of capital and changes during the fiscal year
Codelco's holds a 34.80% interest.

Commercial relations with Codelco
The company has no commercial relations with Codelco.

Contracts with Codelco
There were no commercial contracts with Codelco in 2003.

Investment as a percentage of the head office total
2003 Investment in jointly held firm US$45.441 million
2002 Investment in jointly held firm US$22.180 million
Investment as a percentage of head office assets 0.56%, 2003

 
INVERSIONES TOCOPILLA LTDA.
31 December 2003

Legal Status
Inversiones Tocopilla Ltda.
Limited liability company.

Capital subscribed and paid in
Capital subscribed and paid in by Codelco reached 90,381,891,000 pesos, or 49% of capital.

Purpose
To purchase or sell, for any reason, shares, bonds and other securities issued by Electroandina SA, exercise all rights and meet all obligations deriving from its quality as shareholder and holder of these securities, as per the law and company statutes and, in general, purchase, sell and invest shares and rights to companies, provided the object of same is the electric power business in any of its forms; manage such investment and receive the yields therefrom; and participate in any other business or activity directly or indirectly related, associated with and/or complementary to the company's purpose.

Board of Directors
Eric of Muynck
Manlio Alessi Remedi
Henk Bataille
Jorge Navarrete Martínez (*)
Ricardo Campano Gándara (*)

General Manager
Manlio Alessi Remedi

Codelco's share of capital and changes during the fiscal year
49%

Commercial relations with Codelco
There are no commercial relations with Codelco

Contracts with Codelco
There were no commercial contracts with Codelco in 2003.

Investment as a percentage of the head office total
2003 Investment in jointly held firm US$155.016 million
2002 Investment in jointly held firm US$105.786 million
Investment as a percentage of head office assets 1.92%, 2003

 
COMPAÑÍA MINERA PICACHO SCM
31 December 2003


Legal Status
Company name: Compañía Minera Picacho SCM
RUT: 78.712.170-5
Company created: 26 September 1994
Registry N° 6552/94
Notary Andres Rubio Flores

Capital subscribed and paid in
Capital subscribed and paid in by Codelco (9,999 shares) and Santiago de Rio Grande SAC (1 share) totaling 771,746,878 pesos.

Purpose
Originally set up in 1994 by Codelco and Sociedad Minera Mount ISA Chile SA, to carry out geological exploration in Codelco and Mount ISA properties. In 1997, Codelco purchased Mount ISA's share and expanded the company's activities to allow it to apply for water exploration permits and obtain water use rights, which has become its main activity in recent times.

Board of Directors
Mario Espinoza Durán, President (*)
Nicolás Saric Rendic (*)
Francisco Camus Infanta (*)

General Manager
Nicolás Saric Rendic (*)

Codelco's share of capital and changes during the fiscal year
Directly and indirectly, Codelco holds 100% of company equity.
Changes 2003: During this fiscal year, a share belonging to Bernardo Infante Philipi was transferred to Santiago del Rio Grande SAC.

Commercial relations with Codelco
None.

Contracts with Codelco
There were no contracts that substantially influenced Codelco's operations.

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$97 million
2002 Investment in subsidiary, US$88 million
Investment as a percentage of head office assets 0.0012%, 2003

 
ISAPRE CHUQUICAMATA LTDA.
31 December 2003


Legal Status
Company name: Isapre Chuquicamata Ltda.
RUT Nª 79.566.720-2
Limited liability company.

Capital subscribed and paid in
Capital subscribed by Codelco 754,951,809 pesos
Capital paid in by Codelco 754,951,809 pesos
Capital subscribed by Fusat 9,943,641 pesos
Capital paid in by Fusat 9,943,641 pesos

Purpose
Provision of health services and benefits, either directly or through financing them, as per the regulations contained in DFL No. 3 published by the Ministry of Health. To meet this objective the company can act and enter into every kind of contract, including forming other companies and joining them.

Board of Directors
President of the Board of Directors
Nelson Pizarro Contador (*)

Directors
Manuel Opazo Mórtola (*)
Manuel Zeballos Mundaca (*)
Francisco Peragallo Carrasco (*)
Mario Cavada Morales (*)
Juan Blanco Milla
Roberto Guerra Ugalde
Hernán Polanco Salfate
Francisco Castillo Carvajal
Guillermo Cáceres Chamorro
Gualner Ávalos Ibarbe

General Manager
Mercedes Marotta Martinelli

Codelco's share of capital and changes during the fiscal year
Codelco's share 98.30%
Fusat's share 1.7%

Commercial relations with Codelco
Provision of health care through medical services to all Codelco workers affiliated with this private health insurance firm (Isapre), their family members, and all Codelco's non-working affiliates. The Isapre pays the amount of these services monthly to Codelco.

Contracts with Codelco
Contract for health care services (01-06-82)
Medical equipment and instrument rental contract
(01-06-98)
Service provision contract (01-06-98)

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$2.031 million
2002 Investment in subsidiary, US$1.619 million
Investment as a percentage of head office assets 0.025%, 2003

 
ISAPRE RÍO BLANCO LTDA.
31 December 2003


Legal Status
Company name: Isapre Río Blanco Limitada
RUT: 89.441.300-K
Legal Status: limited liability company

Capital subscribed and paid in
Capital subscribed and paid in by Codelco: 536,721,219 pesos

Purpose
Private health care provider (Isapre)

Board of Directors
Germán Morales Gaam, President (*)
Leonardo Whittle Ferrer, Deputy President (*)
Gonzalo Bravo Fuchslocher, General Manager
Vilma Olave Garrido, Medical Director, Isapre
Miguel Inzulza González , Manager, Río Blanco Clinic
Juan Carlos Cabezas Beroiza, Manager, Administration and Finances, Río Blanco Clinic

Codelco's share of capital and changes during the fiscal year
Codelco Chile Andina Division: 99.99%
Isapre San Lorenzo Ltda: 0.01%

Commercial relations with Codelco
The Andina Division has assigned responsibility to this Isapre for providing workers and ex-workers of the Andina Division covered by severance plans, and their registered dependents with health care benefits, including medical, pharmaceutical and dental benefits offered in the health care plans approved during collective bargaining and forming part of labor contracts, which are not financed by the workers' contribution established by law.

The Andina Division, as delegated manager of compulsory occupational health and safety insurance as established in Law N°16,744 and its amendments, has entrusted the Isapre Río Blanco with looking after occupational diseases, accidents on the job affecting workers, special examinations and pre-hiring examinations.

Contracts with Codelco
Contract N° 4500137673, for providing health care to workers, former workers and their dependents.
Health care agreement as per Law N°16,744

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$456 million
2002 Investment in subsidiary, US$471 million
Investment as a percentage of head office assets, 0.006%, 2003

 
ISAPRE SAN LORENZO LTDA.
31 December 2003


Legal Status
Company name: Isapre San Lorenzo Ltda.
Legal Status: Limited liability company.

Capital subscribed and paid in
Capital subscribed and paid in by Codelco: 9,995,000 pesos for 99.95%

Purpose
By itself or through third parties, provision and/or financing of health care services and benefits, as established by the Ministry of Health's DFL N° 3981. To meet this objective, the company can act or sign any kind of contract and even form or dissolve companies or associations in order to fully comply.

Board of Directors
Hernán Sandoval Orellana, President
Marcos Vergara Iturriaga, Director
Alvaro Cobarrubias Risopatrón, Director
Carlos López Riquelme, Director (*)
Sergio Barraza Castillo, Director
Pablo Arteaga Rodríguez, Alternate director (*)
Enrique Solar Peralta, Alternate director (*)
Guillermo Donoso Cepeda, Alternate director

General Manager
Luis Gustavo Cartes Acuña

Codelco's share of capital and changes during the fiscal year
99.95%

Note: There was no change in Codelco's capital share during the last fiscal year.

Commercial relations with Codelco
These involve providing services and financing the health care services committed through agreements and collective bargaining contracts that the Division current has or will eventually have with Salvador Division workers.

Contracts with Codelco
Contract 2054, Health benefits agreement.
Contract 2055, Agreement to cover differences not covered by the employer's health plan.
Contract 2056, Health benefits agreement (inter-consultations).

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$529 million
2002 Investment in subsidiary, US$303 million
Investment as a percentage of head office assets 0.007%, 2003.

 

CODELCO GROUP USA INC.
31 de diciembre de 2003


Naturaleza jurídica
Constituida el 21 de diciembre de 1992 como corporación en el Estado de Delaware, conforme con sección 108 (c) de la Ley General de Corporaciones.

Capital suscrito y pagado
Capital suscrito y pagado por Codelco Chile en 1.000 acciones, por un total de US$ 1.000.

Objeto social
Cualquier acto o actividad que la ley general de sociedades del Estado de Delaware permita.

Directorio
Roberto Souper (*)
Juan Pablo Cortínez (*)
Waldo Fortin (*)

Gerente General
Hugo Jordán

Proporción de la inversión en total de la matriz
2003 Inversión en empresa filial US$ 953 miles
2002 Inversión en empresa filial US$ 779 miles
Proporción de la inversión en total de activos de la matriz 0,012%, 2003

 
CHILE COPPER LTDA.
31 December 2003


Legal Status
Limited liability company created in England, 29 March 1971.

Capital subscribed and paid in
Capital paid in of £1,000, subscribed as 1,000 shares.

Purpose
Codelco's sales agent and representative in the United Kingdom and elsewhere in Europe, for copper and molybdenum products in the UK, Spanish, Scandinavian and Turkish markets.

Board of Directors
Roberto Souper R. (*)
Juan Eduardo Herrera (*)
Juan Pablo Cortínez (*)

General Manager
Gonzalo Cuadra

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$1.962 million
2002 Investment in subsidiary, US$1.718 million
Investment as a percentage of head office assets 0.024%, 2003

 
CODELCO KUPFERHANDEL GMBH
31 December 2003


Legal Status
Limited liability company set up in Hamburg, 21 August 1981.

Capital subscribed and paid in
Capital subscribed and paid in by Codelco Chile, EURO 3,000,000, as the sole shareholder.

Purpose
To import and export, market and transform metal in every form, especially copper, and to conduct business involving equipment for the copper producing industry.

Board of Directors
Juan Villarzú R. (*)
Roberto Souper R. (*)
Juan Eduardo Herrera (*)

General Manager
Heribert Heitling

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$25.632 million
2002 Investment in subsidiary, US$20.189 million
Investment as a percentage of head office assets 0.317%, 2003

 
INSTITUTO DE INNOVACIÓN EN MINERÍA Y METALURGIA S.A.
31 December 2003


Legal Status
Instituto de Innovación en Minería y Metalurgia SA
Private limited company

Capital subscribed and paid in
Capital subscribed and paid in by Codelco Chile: as of 31/12/03 was 1,654,336,166 pesos.

Purpose
The purpose of this company is to develop technological research and mining processes.

Board of Directors
Juan Enrique Morales Jaramillo (*)
Eugenio Thiers Lillo
Pedro Morales Cerda (*)
Germán Morales G. (*)
Mario Espinoza Durán (*)

Main Executives:
Juan Carlos Salas Morales, Manager
Agustín Sepúlveda Osorio, Deputy Manager of Finance and Business

Codelco's share of capital and changes during the fiscal year
Codelco's share currently stands at 99.93%.

Commercial relations with Codelco
Currently, the main commercial relations between IM2 and Codelco are defined by the Convenio of Investigación e Innovación Tecnológica (an agreement on technological innovation and research) dated 28 September 1998, through which IM2 provides services for preparing, directing, managing and executing technological innovation and research programs and projects.
The main link in the future with Codelco Chile will reflect development of the portfolio of innovative projects and programs as dictated by Codelco's strategic priorities. IM2 has been redefining its strategy to bring it into line with the structure of technological business to position itself better to add value to Codelco Chile.

Contracts with Codelco
Contract defining the relationship with the subsidiary
Technological research and innovation. Client
Technical documentation service. Supplier
Computer rental service. Supplier

Investment as a percentage of the head office total
2003 estimated investment in subsidiary, US$2.805 million
2002 investment in subsidiary, US$2.391 million
Investment as a percentage of head office assets 0.035%, 2003

 
BIOSIGMA S.A.
31 December 2003


Legal Status
Company name: BIOSIGMA SA
RUT: 96.991.180-9
Legal Status: private limited company.

Capital subscribed and paid in
Capital subscribed by Codelco: US$2,000,000 equivalent in Chilean currency
Capital paid in by Codelco: 1,400,620,000 pesos.
• 2002: $693,900,000
• 2003: $706,720,000

Purpose
BIOSIGMA SA was set up by Codelco in association with the Nippon Mining and Metals Co., Ltd., of Japan, 31 May 2002. The purpose of the company is to develop processes and technology in the fields of genomics, proteomics and bioinformatics for mining and in general the application of microorganism-based systems, and other activities and business related to these areas.

The activities it currently carries out involve research and development in the fields of genomics, proteomics and bioinformatics for mining.

Board of Directors
Juan Enrique Morales Jaramillo, Director (*)
Pedro Antonio Morales Cerda, Director (*)
Mario Espinoza Durán, Director (*)
Shigeru Oi, Director
Keiichi Goto, Director
Luis Castelli Sandoval, Alternate director (*)
Rene Muga Escobar, Alternate director (*)
Gloria Parada Zamorano, Alternate director (*)
Juan González González, Alternate director (*)
Hideoki Yamamoto, Alternate director
Haruo Sakurai, Alternate director

General Manager
Ricardo Badilla Ohlbaum

Codelco's share of capital and changes during the fiscal year.
Codelco's holdings account for 66.67% of subscribed and paid in shares.

Contracts with Codelco
During the 2003 fiscal year, no agreements or contracts were signed by Codelco and Biosigma SA other than payment of part of the shares subscribed by Codelco, on 29 May 2003, for 706,720,000 pesos.

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$1.647 million
2002 Investment in subsidiary, US$907 million
Investment as a percentage of head office assets 0.020%, 2003

 

SANTIAGO DE RÍO GRANDE S.A.C.
31 December 2003


Legal Status
A private limited company, set up using a certified document dated 2 October 1998, notarized by Gloria Cortez Escaida.

Capital subscribed and paid in
The company's capital is worth 15,457,000 pesos and consists of 15,000 shares, subscribed and paid in by Codelco (14,997 shares) and Minera Picacho (3 shares).


Purpose
To obtain water rights and explore for mining resources.

Board of Directors
Juan Enrique Morales Jaramillo (*)
Silvio Guirardi Morales (*)
Pedro Cortez Navia (*)

General Manager:
Mirta Solari Espinoza (*)

Codelco's share of capital and changes during the fiscal year.
Directly and indirectly, Codelco holds 100% of equity.

Commercial relations with Codelco
Codelco proves a range of services to Santiago de Río Grande SA, to carry out activities related to its main purpose.

Contracts with Codelco
A mandate has been signed by Santiago de Río Grande SA and Codelco to explore, identify underground water resources and obtain water rights.

In 2003, the company obtained rights to 542 l/sec. of underground waters.

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$23 million
2002 Investment in subsidiary, US$7 million
Investment as a percentage of head office assets 0.0003%, 2003

   

 

 
CODELCO INTERNATIONAL LIMITED
31 December 2003


Legal Status
Codelco International Limited is a company created in Bermuda, a British protectorate, in 2000, as per the laws of Bermuda, specially the Companies Act 1981, section 62(2). Its main business is defined in the category of Mining Company, according to its registry with the "Notice of Address of Register Office".

Capital subscribed and paid in
Capital subscribed: US$52,522,000,
Capital paid in: US$46,838,559

Purpose
The purpose of the company is to manage and control Codelco's interests in several international projects. Through this company and its subsidiary Codelco Technologies Limited, Codelco has realized investments with Billiton in Alliance Copper Limited, to use modern technology in mining operations. Also through Codelco International Limited, it has invested in Quadrem International Holdings Limited, a global company formed by the world's main mining firms to operate an electronic market in which companies can buy and operate goods and services.

Codelco International Limited and Codelco Technologies Limited have set up the company, Codelco Do Brasil Mineracao Limitada, based in Brazil, whose purpose is to develop exploration and operating projects, commercial activities and market development.

Board of Directors
Mario Espinoza Durán, Director and President of the Board of Directors (*)
Waldo Fortín Cabezas, Director and Vice-President of the Board of Directors (*)
Christopher G. Garrod, Company Representative resident in Bermuda

Codelco's share of capital and changes during the fiscal year
Directly and indirectly, Codelco holds 100% of company equity.

Commercial relations with Codelco
During this fiscal year, Codelco International Limited and its subsidiary Codelco Technologies Limited have been involved, through capitalization provided by Codelco Chile, in capital investment abroad to firms such as Codelco Brasil Mineracao Limitada, Alliance Copper Ltd and Quadrem International Holding Ltd. This type of commercial relationship will continue in the future, following decisions in this sense by Codelco's Board of Directors.

Contracts with Codelco
There are no minutes or contracts between Codelco and Codelco International Limited that substantially affect Codelco's operations or results.

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$28.482 million
2002 Investment in subsidiary, US$0
Investment as a percentage of head office assets 0.352%, 2003

 
SOCIEDAD CONTRACTUAL MINERA PURÉN
31 December 2003


Legal Status
Company name: Sociedad Contractual Minera Puren
RUT: 76.028.880-2
Company created: 23 September 2003
Repertory N° 250/2003 Acc:Fs.185 Nº 207
Notary Fernando Opazo Larraín

Capital subscribed and paid in
The shareholders are Codelco, with 350 shares, and Compañía Minera Mantos de Oro, with 650.
Capital subscribed and paid in total: US$2,692,308
Capital subscribed and paid in by Codelco: US$942,308

Purpose
The purpose of the company is to explore, reconnoiter, prospect, research, develop and operate mining deposits to extract, produce and process ores, concentrates or other products coming from minerals. For these purposes it can install and run plants to process and treat ores; claim and purchase mining rights of any kind; sell, transport, export and commercialize mining substances and products.

Board of Directors
Juan Carlos Alfaro González, President, Board of Directors
Luis Pizarro Prieto, Director
Cesar Muñoz Araya, Director
Francisco Camus, Director (*)
Nicolás Saric, Director (*)
Jose Luis Illanes Bücher, Alternate director
Juan Ochoa Matulic, Alternate director
Flavio Fuentes Olivares, Alternate director
Carlos Huete Lira, Alternate director (*)
Luis Blanco Beckett, Alternate director (*)

General Manager
Juan Carlos Alfaro González

Codelco's share of capital and changes during the fiscal year
Codelco holds 35% with 350 shares subscribed, of a total of 1000.

Commercial relations with Codelco
There were no out of contract sales or purchases of goods and services between the company and Codelco.

Contracts with Codelco
There are no contracts that substantially affect Codelco's operations and results.

Investment as a percentage of the head office total
2003 Investment in jointly held firm US$74 million
Investment as a percentage of head office assets 0.0009%, 2003

 
EJECUTORA PROYECTO HOSPITAL DEL COBRE-CALAMA S.A.
31 December 2003


Legal Status
Company name: Ejecutora Proyecto Hospital del Cobre-Calama S.A.
Private limited company

Capital subscribed and paid in
Codelco 149,985,000 pesos (99.9%)
Isapre San Lorenzo 15,000 pesos (0.01%)

Purpose
a) To plan and build, by itself or through third parties, a building to be used as a hospital in the city of Calama.
b) To carry out all activities necessary to meet this purpose, including agreements and contracts as necessary.
c) To rent or subrent hospital premises; hire insurance and carry out maintenance, repairs and improvements to said premises.

Board of Directors
Carlos Rubilar Ottone, President (*)
Raúl Melendez Quiroga, Director (*)
Francisco Coddou Pereda, Director (*)
María Rosa Martínez Núñez, Director (*)
Hector Cerda Ortiz, General Manager (*)

Codelco's share of capital and changes during the fiscal year
Codelco holds 99.99% 184,341,191.04 pesos
Isapre San Lorenzo 0.01% 18,435.96 pesos

Commercial relations with Codelco
Framework agreement signed by:
• Codelco
• Ejecutora Proyecto Hospital del Cobre-Calama SA and
• Las Americas Administradora Fondos of Inversión SA

This provides the regulatory framework governing the relationship between these parties, for a 20-year period (until 31-03-2021).

Contracts with Codelco.
• Sub-rental of the Hospital del Cobre, Dr. Salvador Allende G., until March 2021, as per framework agreement.
• Operating maintenance of the Hospital del Cobre, Dr. Salvador Allende G., carried out by the executing company until May 2002.
• Computer information support service provided by the Division to the executing company (contract SEHC-98-002, with CHC Consultoría Gestión SA), until 31 December 2003.
• Accounting and billing service provided to the executing company by Codelco, until 31 March 2021.
• Conceptual engineering for the expansion of the primary care center, provided by the executing company to the division, until February 2003.

Investment as a percentage of the head office total
2003 Investment in subsidiary, US$42 million
2002 Investment in subsidiary, US$31 million
Investment as a percentage of head office assets 2003: 0.0005%

 
FUNDICIÓN TALLERES S.A.
31 December 2003


Legal Status
Fundición Talleres SA is a limited company set up by certified document on 11 August 2003, notarized by Jose Musalem Saffie, Santiago.
RUT: 99.532.410 - 5

Capital subscribed and paid in
Capital subscribed by Codelco: US$15,736,586.44 equivalent in Chilean currency.
Capital paid in by Codelco: US$14,022,896.25

The company's total capital is equivalent to US$15,736,601.95 and consists of 998,064 shares, of which 998,063 shares have been subscribed by Codelco and one by Elaboradora de Cobre Limitada.

Purpose
The purpose of the company is to manufacture and sell scrap steel castings and in general carry out manufacturing and commercial activities in the field of metallurgy and metal-mechanics.

Board of Directors
Mario Espinoza Durán, President (*)
Alex Acosta Maluenda (*)
Luis Blanco Beckett, (*)
Waldo Fortin Cabezas, (*)
Ricardo Campano Gándara, (*)

General Manager
Carlos Salazar Rosas

Codelco's share of capital and changes during the fiscal year
To 31 December 2003 Codelco Chile held a 99.9% share of Fundición Talleres SA, and after an auction process it sold 60% of the company to Compañía Electro Metalúrgica SA (Elecmetal), which reduced its share to 40% as of January 2004.

Commercial relations with Codelco
The company carried out business with several Codelco divisions and CMS Tecnología SA in 2003.

Contracts with Codelco
1. Outsourcing service, management of information technology.
2. Corporate auction 2002 elements of scrap steel
castings GAB DIMO 037/2002 offer CFU-081-02, mill replacement parts, second SAG plan, El Teniente Division, framework contract Nº 5500001977.

Investment as a percentage of the head office total 2003 Investment in subsidiary, US$15.169 million.
Investment as a percentage of head office assets 0.1875%, 2003.

 

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Huérfanos 1270, Santiago de Chile
Phone: (56) (2) 690 3000
www.codelco.com


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