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  • Report, Policy and Certification Library

Report, Policy and Certification Library

Reports

Sustainability Report 2019 Sustainability Report 2018  
Sustainability Report 2019 Sustainability Report 2018  

Sustainability Report 2017

Sustainability Report 2017

 

Policies

  • California Supply Chain Transparency
  • Code of Conduct
  • Environmental Policy
  • Supplier Code of Conduct

 

Environmental Certifications

Westlake operations with ISO:14001 certification include the following:

  • Westlake Corporate, Houston, TX
  • Westlake Chemicals, Aberdeen, MS
  • Westlake Compounds Madison, MS
  • Westlake Akishima, Saitama Japan
  • Suzhou Huasu Plastics China
  • Vinnolit, Ismaning Germany

Connect With Us

Westlake has approximately 16,000 employees and operates worldwide. Click here to view a listing of our locations.

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Westlake Headquarters

2801 Post Oak Blvd., Suite 600 Houston, Texas 77056 USA

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