Tim Machelski Appointed Executive Vice President of Elk Composite Buil

    Business Editors/Building/Construction Writers

    DALLAS--(BUSINESS WIRE)--Jan. 31, 2005--ElkCorp (NYSE:ELK) is pleased to announce that effective immediately Tim Machelski has been appointed Executive Vice President of its subsidiary company Elk Composite Building Products, Inc. Since February 2002, Mr. Machelski has served as Vice President and General Manager of the Elk roofing facility in Myerstown, Pa. Under Mr. Machelski's leadership, this facility became one of the most successful start-ups in the company's history and since that time has maintained an exceptional track record for profitability, process improvement, cost control and quality. In addition to his role as Executive Vice President, Mr. Machelski will continue to oversee operations at the Myerstown facility for a period of time.
    In his new position, Mr. Machelski will be responsible for the start-up of the expanded facility in Lenexa, Kan., providing the vision and expertise to further expand Elk's presence in the composite lumber market. The company has made many significant achievements in the composite lumber platform and recently began production in its expanded facility. Elk anticipates this new facility will bring the composite lumber business to a sales run rate of $80 to $100 million by the end of its fiscal year in June 2005, making it the company's second largest product platform. Elk Composites believes that the combination of its strong product offerings with Mr. Machelski's proven leadership and management capabilities will take Elk and its composite lumber product platform to the next level.
    "The promotion of Tim Machelski further solidifies our commitment to developing the composite lumber business into a major product platform in the Elk family of building products," said Thomas Karol, chairman and chief executive officer of ElkCorp. "We have an exceptional product and an outstanding team in place that will assist us in taking advantage of the substantial growth opportunities available in this market, and emerge as a leader in the wood plastic composite industry."
    Mr. Machelski earned a Bachelor of Science in Chemical Engineering from Virginia Polytechnic Institute and State University (VPI). VPI and a Masters of Business Administration from Loyola College. He is also a licensed Professional Engineer in Maryland.

    About ElkCorp:

    ElkCorp, through its subsidiaries, manufactures Elk brand premium roofing and building products (over 90% of consolidated revenue) and provides technologically advanced products and services to other industries. Each of ElkCorp's principal operating subsidiaries is a leader within its particular market. Its common stock is listed on the New York Stock Exchange (NYSE:ELK). See www.elkcorp.com for more information.

    Safe Harbor Provisions

    In accordance with the safe harbor provisions of the securities law regarding forward-looking statements, in addition to the historical information contained herein, the above discussion contains forward-looking statements that involve risks and uncertainties. The statements that are not historical facts are forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements usually are accompanied by words such as "optimistic," "vision," "outlook," "believe," "estimate," "potential," "forecast," "project," "expect," "anticipate," "plan," "predict," "could," "should," "may," "likely," or similar words that convey the uncertainty of future events or outcomes. These statements are based on judgments the company believes are reasonable; however, ElkCorp's actual results could differ materially from those discussed here. Factors that could cause or contribute to such differences could include, but are not limited to, changes in demand, prices, raw material costs, transportation costs, changes in economic conditions of the various markets the company serves, changes in the amount and severity of inclement weather, acts of God, war or terrorism, as well as the other risks detailed herein, and in the company's reports filed with the Securities and Exchange Commission, including but not limited to, its Form 10-K for the fiscal year ending June 30, 2004 and Form 10-Q for the quarter ended Sept. 30, 2004.

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CONTACT: ElkCorp Stephanie Elwood, 972-851-0472

KEYWORD: TEXAS KANSAS PENNSYLVANIA INDUSTRY KEYWORD: MANUFACTURING REAL ESTATE BUILDING/CONSTRUCTION MANAGEMENT CHANGES SOURCE: ElkCorp

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