CALL NOTICE FOR THE
COMPANY’S EXTRAORDINARY SHAREHOLDERS’ MEETING

As deliberated by the Board of Directors, the shareholders of Trisul SA ("Company") were called to attend the Company‘s Ordinary Shareholders’ Meeting, to be held on October 31, 2008 at 04:00 pm, at headquarters of the Company, located at Avenida Paulista, n. 37, 15th floor, Bairro Paraíso, ZIP CODE 01311-902, in the city of São Paulo, State of São Paulo, to deliberate on the following order of the day:

(i) To ratify the Company’s capital increase through the subscription and full payment of 28,985,000 (twenty-eight million, nine hundred and eighty-five thousand) common shares issued by the Company through a public offering, pursuant to the resolutions of the Board of Directors’ Meetings of September 25, 2007 and October 11, 2007.

(ii) As proposed by the Board of Directors on October 16, 2008, to ratify the cancellation of 3,036,500 common shares held in treasury, with no capital stock reduction, upon the conclusion of the Company’s buyback program of common shares approved on April 18, 2008.

(iii) To amend the main paragraph of section 5 of the Company’s Bylaws to reflect the updates of the capital stock’s term.

To access the Call Notice for ESM, please click here.

Last Update on October 16, 2008