FOR IMMEDIATE RELEASE

~~ELECTION~~MADECO OFANNOUNCES ~~BOARD~~TERMINATION OF ~~DIRECTORS~~REPORTING ~~AND~~OBLIGATIONS ~~DIRECTORS’~~WITH ~~COMMITTEE,~~THE U.S. SECURITIES AND ~~DIVIDEND~~EXCHANGE ~~DISTRIBUTION~~COMMISSION

(Santiago, Chile, ~~April~~May 2327, 2010). Madeco S.A. (“Madeco” or “the Company”) ~~(Public,~~has ~~OTC:~~voluntarily ~~MADKY;~~filed ~~prior~~a ~~NYSE~~Form ~~ticker:~~15F ~~MAD)~~with ~~reported~~the ~~today~~U.S. ~~the~~Securities ~~following~~and ~~information~~Exchange Commission (“SEC”) to terminate the ~~Superintendencia~~registration deof ~~Valores~~its yCommon ~~Seguros~~Shares ~~(Chilean~~and American Depositary Receipts under the Securities ~~and~~Exchange ~~Insurance~~Act ~~Superintendency~~of 1934, oras amended (the “~~SVS~~Exchange Act”):. As a result of this filing, Madeco’s obligations to file certain reports with the SEC, including an annual report on Form 20-F, will immediately be suspended. Madeco expects that the termination of its reporting obligations will become effective 90 days after its filing with the SEC.

~~The~~Madeco ~~Company~~will ~~reports~~continue ~~the~~to ~~election~~be ofa ~~its~~reporting ~~Board~~issuer ofin ~~Directors~~Chile and ~~Directors’~~maintain ~~Committee,~~a ~~and~~listing for its Common Shares on the ~~approval~~Bolsa ofde aComercio ~~dividend~~de ~~distribution~~Santiago, ~~after~~the ~~its~~Bolsa ~~Shareholders'~~de ~~Meetings~~Valores de Valparaiso and ~~Board~~the ofBolsa ~~Directors~~Electronica ~~meeting~~de ~~both~~Chile, ~~held~~which onconstitute ~~April~~the ~~22,~~primary ~~2010~~markets for its securities.

~~Board~~Madeco ofwill ~~Directors~~publish the information required by Rule 12g3-2(b) under the Exchange Act on its web site at www.madeco.cl.

The directors elected in the Annual Shareholders' Meeting for a period of three years are as follows:

Mr. Guillermo Luksic Craig

Mr. Andrónico Luksic Craig

Mr. Hernán Büchi Buc

Mr. Francisco Pérez Mackenna

Mr. Felipe Vergara Joannon

Mr. Alejandro Ferreiro Yazigi

Mr. Jorge Spencer Soublette

Among which Messrs. Alejandro Ferreiro Yazigi and Jorge Spencer Soublette are independent directors from the controller.

After the Shareholders' Meetings, the Company's Board of Directors appointed Mr. Guillermo Luksic Craig and Mr. Felipe Joannon Vergara, as Chairman and Vice-Chairman of the Board, respectively.

Directors’ Committee

At the same Board's meeting were appointed as members of the Directors’ Committee Messrs. Alejandro Ferreiro Yazigi and Jorge Spencer Soublette, as independent Directors and Mr. Francisco Pérez Mackenna.

Dividend No. 105

The Annual Shareholders' Meeting agreed a dividend payment of US$0.0052 per share. This dividend will be paid in Chilean pesos in accordance to the official exchange rate "Dólar Observado" published in the Official Gazette on April 22, 2010 (e.i. $523.94 CLP per dollar).

This dividend will be paid from May 3, 2010, to all Shareholders who are in the shareholders’ register of April 26, 2010.

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For further information contact:

Jose Luis Valdes
Head of Investor Relations
Tel. : (56 2) 520-1388
Fax : (56 2) 520-1158
E-mail : [email protected]
Web Site : www.madeco.cl

*************** Madeco, previously Manufacturas de Cobre MADECO S.A., was incorporated in 1944 as an open stock corporation ~~under~~according ~~the~~to ~~laws~~Chilean oflaw. ~~the~~Currently ~~Republic~~it ~~of Chile, and today~~ has operations in Chile, Peru, and Argentina. Madeco is ~~considered,~~ a ~~Latin American~~ leader, in ~~the~~South ~~manufacture~~America ofin finished and semi-finished ~~products in~~ copper, ~~copper~~aluminum ~~alloys~~ and ~~aluminum~~alloy products. The Company is also a leader in ~~the production of~~ flexible packaging ~~used~~for ~~in packing~~ mass ~~consumption~~consumer products, ~~like~~such as foods, ~~sweets~~snacks and cosmetics. The Company was formerly traded on the New York Stock Exchange under the ticker symbol MAD and in the over-the-counter market under the ticker symbol MADKY. Readers are warned not to place too much reliance on the future declarations contained in the above text, which are based on the position today. The Company is under no obligation to announce publicly the results of revisions to those declarations about the future which might be made to reflect events or circumstances after today including, but without limitation, changes in the Company’s strategy or in its capital expenses, or to reflect the occurrence of unforeseen events.

Filing Compare · MADECO S.A.