Houston, Texas – May 24, 2004 – Westlake Chemical Corporation announced today that it has filed a registration statement with the Securities and Exchange Commission for a proposed initial public offering of its common stock. The number of shares to be offered and the price range for the offering

Houston, Texas, June 1, 2004 - The Westlake Chemical Corporation has recently notified 28 sons and daughters of employees throughout the company that they are recipients of a Westlake Scholarship beginning the fall term of 2004. This annual award of scholarships caps Westlake's long-standing

Houston, Texas, July 1, 2004/PRNewswire/ – Westlake Chemical Corporation announced today that, through an indirectly wholly owned subsidiary, it has signed a definitive agreement to acquire substantially all of the net assets of Bristolpipe Corporation.