Notice of Gerdau Ameristeel 2008 First Quarter Conference Call

TAMPA, FL, April 28 /PRNewswire-FirstCall/ — Gerdau Ameristeel Corporation (TSX: GNA.TO) will host a conference call to discuss its 2008 first quarter financial results for the three-month period ending March 31, 2008. The Company invites all interested parties to participate.

   DATE:               Monday, May 12, 2008    TIME:               9:00 a.m., Eastern Time. Please call in 15 minutes                       prior to start time to secure a line.    DIAL-IN NUMBER:     416-644-3423 or 1-800-595-8550    REFERENCE NUMBER:   21270680 followed by the number sign    LIVE WEBCAST:       http://www.gerdauameristeel.com/. Please connect to this Web                       site 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:       416-640-1917 or 877-289-8525 Available until Monday,                       May 19, 2008 at midnight.   

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 19 mini-mills (including one 50% owned joint venture mini-mill), 19 scrap recycling facilities and 65 downstream operations, Gerdau Ameristeel serves customers throughout North America. The company’s products are generally sold to steel service centers, steel fabricators, or directly to original equipment manufactures for use in a variety of industries, including construction, cellular and electrical transmission, automotive, mining and equipment manufacturing. The common shares of Gerdau Ameristeel are traded on the New York Exchange, and the Toronto Stock Exchange under the symbol GNA.

Gerdau Ameristeel Corporation

CONTACT: Barbara Smith, Vice President and Chief Financial Officer, (813)319-4324, basmith@gerdauameristeel.com