Westlake Corporation | Global Diversified Industrial Company

Ethylene and Styrene

From medical devices to food packaging and auto parts, our ethylene and styrene materials power everyday essentials.

Polyethylene Materials

Trash bags, food-safe films, carpeting, and adhesives—our polyethylene materials shape countless household and industrial products.

Powering wind turbines, electric vehicles, aerospace, and durable consumer coatings with advanced specialty resins, coatings, and composites.

Vinyls & PVC Resin

Our PVC and vinyl chloride monomer offer sustainable alternatives to glass, metal, and wood for modern applications.

GreenVin PVC & Caustic Soda

The Vinnolit GreenVin® brand is based on high-quality renewable energy certificates (Guarantees of Origin / GOs) associated with the production of the lower-carbon PVC and caustic soda.

Chlorine & Caustic Soda

From aluminum production to water treatment, our chlor-alkali & derivatives are the backbone of key manufacturing processes.

Housing & Infrastructure Products

Our materials create durable siding, trim, roofing, stone, windows, and outdoor living building products.

PVC Pipe & Fittings

Our PVC pipe and fittings support water and electrical systems accross North America.

Our global compounds can be found in electrical wiring, household fixtures, food-grade bottles, auto trim, and beyond.

Recycled Plastic Materials

Our post-industrial recycled materials help create sustainable products like landscape edging, marine dock edging, and office matting.

Fast Facts

Westlake Corporation is a global manufacturer and supplier of materials and innovative products that enhance life every day. We provide the building blocks for vital solutions — from packaging and healthcare products to automotive and consumer goods to building and construction products.

Total
Employment:

Approx. 16,000
(year-end 2024)

worker

Net Sales
(2024):

$12.1 billion

News & Stories

Westlake Announces Pricing of $1.2 Billion Offering of Senior Notes

Westlake Corporation (NYSE: WLK) (“Westlake”) announced today that it has priced its previously announced underwritten public offering of $600,000,000 aggregate principal amount of senior unsecured notes due 2035 (the “2035 Notes”) and $600,000,000 aggregate principal amount of senior unsecured…

11/04/2025

Westlake Announces Proposed Offering of Senior Notes

Westlake Corporation (NYSE: WLK) (“Westlake”) announced today the commencement of an underwritten public offering, subject to market and other conditions, of senior unsecured notes (the “Notes”) under its existing shelf registration statement. The timing of pricing and terms of the Notes are…

11/04/2025

Westlake Announces Cash Tender Offer

Westlake Corporation (NYSE: WLK) (“Westlake”) announced today the commencement of a cash tender offer to purchase (the “Offer”) any and all of the outstanding 3.600% Senior Notes due 2026 (the “Notes”) as set forth in the table below. The tender offer is being made solely pursuant to the terms…

11/04/2025

Corporate & Financial Graphic

Westlake Chemical Partners LP Announces Third Quarter 2025 Results

Renewed Ethylene Sales Agreement through 2027 at existing terms Declared quarterly distribution of $0.4714 per unit; 45 th consecutive quarterly distribution Westlake Chemical Partners LP (NYSE: WLKP) (the "Partnership") today reported net income attributable to the Partnership in the third…

10/30/2025

Corporate & Financial Graphic

Westlake Corporation Reports Third Quarter 2025 Results

Westlake Corporation (NYSE: WLK) (the "Company" or "Westlake") today announced third quarter 2025 results. SUMMARY FINANCIAL HIGHLIGHTS (in millions of dollars, except per share data and percentages) Three Months Ended September 30, 2025 Three Months Ended June 30, 2025 Three Months Ended…

10/30/2025

Westlake Corporation

NYSE: WLK

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