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      1. Contact Us

        Contact Us

        Westlake Chemical Corporation Headquarters

        2801 Post Oak Blvd.

        Houston, Texas 77056

        Phone: + 1 713-960-9111


        For media inquiries, email us at Media Relations.

        To contact our Investor Relations team, email us at Investor Relations.

        Westlake Chemical Companies:

        NAPCO Pipe & Fittings

        2801 Post Oak Blvd.

        Houston, Texas 77056

        Phone: +1 713-840-7473

        Toll Free: +1 800-999-7473

        URL: www.napcopipe.com

        Suzhou Huasu Plastics

        No. 8 Huasu East Road

        Petrochemical District (Liujianggang)

        of Taicang Port Develo

        Taicang, 215433

        China

        Phone: + 86 51 2536 43145

        URL: www.huasugroup.com

        Vinnolit GmbH

        Carl-Zeiss-Ring 25

        GERMANY

        85737 Ismaning

        Phone: +49 89 96103-0

        URL: www.vinnolit.com

        Westech Building Products

        P.O. Box 567

        Mt. Vernon, Indiana 47620

        Phone: +1 812-985-3628

        Toll-free in North America: +1 888-953-3623

        URL: www.westechbp.com

        Westlake Chemical (China) Corporation Taicang Rep. Office

        Room 1201, Fazhan Building, No.309 Zhenghe Middle Road

        Taicang City, Jiangsu Province, China 215400

        Phone: +86-13501745197

        Email: mma@westlake.com

        Westlake Chemical (Asia) Rep. Office

        8 Temasek Blvd. #15-06

        Suntec Tower Three

        Singapore 038988

        Phone: +65 735 3718

        Fax: +65 6235 7690

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