Westlake Appoints Ruth Dreessen As CFO and Advisory Board Member

Westlake Appoints Ruth Dreessen As CFO and Advisory Board Member

June 10, 2003 - Houston, TX -- The Westlake Group announced today the appointment of Ms. Ruth Dreessen as Sr. Vice President, Chief Financial Officer (CFO) and Member of the Advisory Board. In this role she will report to Mr. Albert Chao, President, and will assume overall responsibility for the finance, treasury, credit, insurance, accounting and strategic planning activities of the company.

Ms. Dreessen is a proven financial executive with experience in investment banking, corporate finance and mergers and acquisition for a variety of industries. For over twenty years she was employed by JPMorgan Chase & Co., where she last served as Managing Director of the Global Chemicals Group. In this regard she led the firm's investment banking transactions for many of the major chemical companies in the country. She was most recently a member of the board of Georgia Gulf Corporation until her recent resignation.

She holds a Master's Degree in International Affairs from Columbia University with a concentration in international business and economic development.

The Westlake Group is an international manufacturer and supplier of petrochemicals, polymers and fabricated products with headquarters in Houston, Texas. The company's range of products includes; ethylene, polyethylene, vinyl intermediates, PVC and PVC pipe, windows and fence.

Contact: D. R. Hansen - Houston 713-960-9111

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