Home > Sitemap Sitemap About us Products & Services Investor Relations ESG Careers Front page of Westlake Chemical Connect With Us Westlake has approximately 14,700 employees and operates worldwide. Click here to view a listing of our locations. How Can We Help You? Contact Us Westlake Headquarters 2801 Post Oak Blvd., Suite 600 Houston, Texas 77056 USA Receive Investor Relations Email Alerts You may register to receive email alerts about new SEC filings, press releases or sign up for electronic delivery of shareholder material. Sign Up Quick Links About us Products & Services Investor Relations ESG Careers Copyright © 2021 - Westlake Chemical Corporation California Supply Chain Transparency | Privacy Policy | Sitemap We use cookies on this site to enhance your user experience By clicking the Accept button, you agree to us doing so.More info Accept No, thanks