Notice of Gerdau Ameristeel 2010 second quarter conference call

2010 second quarter results to be released before markets open on Thursday, August 5, 2010

TAMPA, FL, July 27 /PRNewswire-FirstCall/ - Gerdau Ameristeel Corporation (NYSE: GNA) (TSX: GNA) will host a conference call to discuss its 2010 second quarter financial results for the three-month period ending June 30, 2010. The Company invites all interested parties to participate.

    DATE:                 Thursday, August 5, 2010

    TIME:                 2:30 p.m., Eastern Time. Please call in 15 minutes
                          prior to start time to secure a line.

    DIAL-IN NUMBER:       1-647-427-7450 or 1-888-231-8191

    LIVE WEBCAST:         www.gerdauameristeel.com. Please connect to this
                          website at least 15 minutes prior to the conference
                          call to ensure adequate time for any software
                          download that may be needed to hear the webcast.

    TAPED REPLAY:         Available until Thursday, August 12, 2010 at
                          midnight.

    REFERENCE NUMBER:     90661223

Mario Longhi, President and CEO of Gerdau Ameristeel, and Barbara Smith, Vice President and CFO, will co-chair the call. A question-and-answer session will follow, at which time the operator will direct participants as to the correct procedure for submitting questions.

About Gerdau Ameristeel

Gerdau Ameristeel is the second largest mini-mill steel producer in North America, with annual manufacturing capacity of approximately 10 million metric tons of mill finished steel products. Through its vertically integrated network of mini-mills, scrap recycling facilities and downstream operations, Gerdau Ameristeel serves customers throughout the United States and Canada. The Company's products are generally sold to steel service centers, steel fabricators, or directly to original equipment manufacturers for use in a variety of industries, including non-residential, infrastructure, commercial, industrial and residential construction, metal building, manufacturing, automotive, mining, cellular and electrical transmission and equipment manufacturing. Gerdau Ameristeel's majority shareholder is the Gerdau Group, a 100+ year old steel company, the leading company in the production of long steel in the Americas and one of the major specialty long steel suppliers in the world. Gerdau Ameristeel's common shares are traded on the New York Stock Exchange and the Toronto Stock Exchange under the ticker symbol GNA.

SOURCE Gerdau Ameristeel Corporation

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