LUXEMBOURG -- (MARKET WIRE) -- 08/24/11 -- Tenaris S.A (NYSE: TS) (BAE: TS) (MXSE: TS) (MILAN: TEN) and its wholly-owned subsidiary Talta - Trading e Marketing Sociedad Unipessoal Lda (Talta), announced today that, given the absence of progress in the discussions on compensation since Venezuela's

The Financial Information Contained in This Press Release Is Based on Unaudited Consolidated Condensed Interim Financial Statements Presented in U.S. Dollars (US$) and Prepared in Accordance With International Financial Reporting Standards as Issued by the International Accounting Standard Board and Adopted by the European Union, or IFRS

LUXEMBOURG -- (MARKET WIRE) -- 06/30/11 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (MXSE: TS) (MILAN: TEN) ("Tenaris") announces that it has filed its annual report on Form 20-F for the year ended December 31, 2010 with the U.S. Securities and Exchange Commission (SEC).

LUXEMBOURG -- (MARKET WIRE) -- 06/21/11 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (MXSE: TS) (MILAN: TEN) announced today that, within the framework of the Venezuelan National Assembly's law declaring all of Matesi's assets to be of public and social interest and ordering the Executive Branch to take

LUXEMBOURG -- (MARKET WIRE) -- 06/01/11 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (MXSE: TS) (MILAN: TEN) announced that its annual general shareholders meeting approved today all resolutions on its agenda. Among other resolutions adopted at the meeting, the shareholders approved the consolidated

LUXEMBOURG -- (MARKET WIRE) -- 05/17/11 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (MXSE: TS) (MILAN: TEN) today announced that it reached a settlement with the U.S. Department of Justice and the U.S. Securities and Exchange Commission . In 2009, Tenaris announced that it had learned from one of its

The Financial and Operational Information Contained in This Press Release Is Based on Audited Consolidated Financial Statements Presented in U.S. Dollars and Prepared in Accordance With International Financial Reporting Standards as Issued by the International Accounting Standard Board and Adopted by the European Union, or IFRS

LUXEMBOURG -- (MARKET WIRE) -- 04/19/11 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (MXSE: TS) (MILAN: TEN) announces that it has filed its annual report for the year ended December 31, 2010 with the Luxembourg Stock Exchange . The annual report can be downloaded from the Luxembourg Stock Exchange's

The Financial and Operational Information Contained in This Press Release Is Based on Audited Consolidated Financial Statements Presented in U.S. Dollars and Prepared in Accordance With International Financial Reporting Standards as Issued by the International Accounting Standard Board and Adopted by the European Union, or IFRS