Westlake Expands Global Chlorovinyls Manufacturing Capacity With Acquisition of PVC and VCM Plants in Wilhelmshaven, Germany

Key Terms

polyvinyl chloride technical

Polyvinyl chloride (PVC) is a common, sturdy plastic used to make everything from pipes and window frames to medical tubing and wire insulation; think of it as a durable, weather-resistant workhorse material similar to hardened rubber or vinyl. Investors watch PVC because its price, availability, and environmental or safety regulations can affect manufacturing costs, profit margins and sales for many industries that rely on it, so shifts in PVC markets can signal wider supply-chain or regulatory risks and opportunities.

vinyl chloride monomer technical

A colorless gas used as the primary raw ingredient to make polyvinyl chloride (PVC), a common plastic found in pipes, siding and packaging; think of it as the flour in a factory that bakes PVC products. It matters to investors because its production, safety record and regulation affect manufacturers’ costs, supply chains and liability risks—accidents, environmental rules or plant shutdowns can change prices, sales and company valuations quickly.

vcm technical

Voluntary carbon market (VCM) is where companies and individuals buy and sell carbon credits to compensate for greenhouse gas emissions outside of legally required programs. Think of it as a marketplace for coupons that represent verified cuts in pollution — buyers use them to advertise lower net emissions while sellers fund projects like reforestation or clean-energy installations. Investors watch VCM activity because it can affect company reputations, regulatory risk, demand for certain projects, and the valuation of firms involved in issuing, trading, or relying on offsets.

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HOUSTON--(BUSINESS WIRE)--

Westlake Corporation (NYSE: WLK) (“Westlake”) announced today that its German subsidiary, Westlake Vinnolit GmbH & Co. KG, has completed the previously-announced acquisition of a polyvinyl chloride and vinyl chloride monomer production site located in Wilhelmshaven, Germany (the “Wilhelmshaven plant”). The Wilhelmshaven plant, which was previously in insolvency administration, has the capacity to produce 380,000 metric tons of PVC per year.

“This acquisition strengthens our Performance & Essential Materials business by expanding our global chlorovinyls manufacturing footprint and complements our existing chlorovinyl production facilities in Europe and North America,” said Jean-Marc Gilson, President and Chief Executive Officer of Westlake. “The Wilhelmshaven plant, which is located in Lower Saxony on Germany’s North Sea coast, benefits from advantageous logistical infrastructure, including a deep-water dock that enables efficient raw-materials supply. We look forward to welcoming the site’s employees to our Westlake family.”

About Westlake

Celebrating 40 years of operations in 2026, Westlake is a global manufacturer and supplier of materials and innovative products that enhance life every day. Headquartered in Houston, with operations in Asia, Europe and North America, we provide the building blocks for vital solutions — from housing and construction, to packaging and healthcare, to automotive and consumer goods. For more information, visit Westlake’s web site at www.westlake.com.

Forward-Looking Statements

The statements in this release that are not historical statements, including statements regarding the anticipated benefits of the acquisition and the opportunities provided thereby, are forward-looking statements within the meaning of the federal securities laws. These forward-looking statements are subject to significant risks and uncertainties, many of which are beyond Westlake’s control. Actual results could differ materially based on risks and uncertainties described in Westlake's Annual Report on Form 10-K for the fiscal year ended December 31, 2025, which was filed with the Securities and Exchange Commission ("SEC") in February 2026, and Westlake's Quarterly Report on Form 10-Q for the quarter ended March 31, 2026, which was filed with the SEC in May 2026. These filings also discuss some of the important risk factors that may affect Westlake’s business, results of operations and financial condition. Westlake undertakes no obligation to revise or update publicly any forward-looking statements except as required by applicable law.

View source version on businesswire.com: https://www.businesswire.com/news/home/20260611969746/en/

Media Inquiries: Benjamin Ederington, 713-960-9111;
Investor Inquiries: Jeff Holy, 713-960-9111

Source: Westlake Corporation