Notice of Gerdau Ameristeel 2009 third quarter conference call

• Press Release
• Source: Gerdau Ameristeel Corporation
• On 4:05 pm EDT, Tuesday October 20, 2009

    - 2009 third quarter results to be released before markets open on
    Thursday, November 5, 2009 -

TAMPA, FL, Oct. 20 /PRNewswire-FirstCall/ - Gerdau Ameristeel Corporation (NYSE: GNA - News; TMX: GNA) will host a conference call to discuss its 2009 third quarter financial results for the three-month period ending September 30, 2009. The Company invites all interested parties to participate.

    DATE:              Thursday, November 5, 2009

    TIME:              1:30 p.m., Eastern Time. Please call in 15 minutes
                       prior to start time to secure a line.

    DIAL-IN NUMBER:    1-416-644-3423 or 1-800-814-4859

    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:      1-416-640-1917 or 1-877-289-8525
                       Available until Thursday, November 12, 2009 at
                       midnight.

    REFERENCE NUMBER:  4171182 followed by the number sign

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 12 million 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 ("OEMs") 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.

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