Third Quarter 2009 Westlake Chemical Corporation Earnings Conference Call

• Press Release
• Source: Westlake Chemical Corporation
• On 12:14 pm EDT, Tuesday October 20, 2009

HOUSTON, Oct. 20 /PRNewswire-FirstCall/ -- Westlake Chemical Corporation (NYSE: WLK - News) will release its 2009 third quarter earnings prior to the market opening on Tuesday, November 3, 2009. The company will host a conference call at 11:00 a.m. Eastern Time (10:00 a.m. Central Time) on the same day to discuss the earnings release.

To access the conference call, dial (866) 783-2138, or (857) 350-1597 for international callers, approximately 10 minutes prior to the scheduled start time and reference passcode 49346652.

The conference call will also be available via webcast at http://phx.corporate-ir.net/phoenix.zhtml?p=irol-eventDetails&c=180248&eventID=2496259 and the earnings release can be obtained via the company's Web page at, http://www.westlake.com/fw/main/IR_Home_Page-123.html

This call will be available for replay beginning an hour after the call has ended, and may be accessed until 1:00 p.m. Eastern Time on November 10, 2009. The replay can be accessed by calling the following numbers: Domestic callers should dial 1-888-286-8010 and international callers may access the replay at 617-801-6888. The access code at both numbers is 36570560.

Westlake Chemical Corporation is a manufacturer and supplier of petrochemicals, polymers and fabricated products with headquarters in Houston, Texas. The company's range of products includes: ethylene, polyethylene, styrene, propylene, caustic, VCM, PVC and PVC pipe, windows and fence. For more information, visit the company's Web site at http://www.westlake.com.

    Investor Contact
    Steve Bender, 713-960-9111
    sbender@westlake.com

    Media Contact
    David Hansen, 713-960-9111
    dhansen@westlake.com

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