LUXEMBOURG -- (Marketwired) -- 03/31/14 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (BMV: TS) (MILAN: TEN) announces that it has filed today its annual report for the year ended December 31, 2013 , with the Luxembourg Stock Exchange and has submitted such report to the other securities regulators of the

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

The Financial Information Contained in This Press Release Is Based on Unaudited Consolidated Condensed Interim 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 -- (Marketwired) -- 08/19/13 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (BMV: TS) (MILAN: TEN), Ternium S.A. (NYSE: TX) and Tecpetrol International S.A. announced today that they have entered into a memorandum of understanding to jointly build and operate a natural gas-fired combined cycle

The Financial and Operational Information Contained in This Press Release Is Based on Unaudited 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 -- (Marketwired) -- 05/02/13 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (BMV: TS) (MILAN: TEN) announced that its annual general meeting of shareholders approved today all resolutions on its agenda. Among other resolutions adopted at the meeting, the shareholders approved the consolidated

The Financial and Operational Information Contained in This Press Release Is Based on Unaudited 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 -- (Marketwired) -- 04/30/13 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (BMV: TS) (MILAN: TEN) ("Tenaris") announces that it has filed its annual report on Form 20-F for the year ended December 31, 2012 with the U.S. Securities and Exchange Commission (SEC).

LUXEMBOURG -- (Marketwire) -- 03/27/13 -- Tenaris S.A. (NYSE: TS) (BAE: TS) (BMV: TS) (MILAN: TEN) announces that it has filed today its annual report for the year ended December 31, 2012 , with the Luxembourg Stock Exchange and the other securities regulators of the markets where its securities