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NewMarket Corporation Announces Strategic Acquisition of Mars TopCo

Mars TopCo acquired by NewMarket Corporation

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Acquired

Mars TopCo

Chemical Manufacturing

Undisclosed amount

September 24, 2025

NewMarket Corporation logo
Acquirer

NewMarket Corporation

Chemical Manufacturing

NewMarket Corporation has acquired Mars TopCo, LLC, the ultimate parent company of Calca Solutions, LLC, for an undisclosed amount. This corporate acquisition represents a significant strategic step for NewMarket, a prominent parent company known for its leadership and support of Afton Chemical Corporation and Ethyl Corporation. NewMarket's core mission revolves around empowering its subsidiaries to thrive by delivering outstanding products, technology, and service that consistently meet the demands of an ever-changing market with lasting quality. This transaction underscores NewMarket's commitment to continuous growth and portfolio enhancement.

The acquisition of Mars TopCo, encompassing its subsidiary Calca Solutions, LLC, is expected to strategically complement NewMarket's established operations. While specific details regarding Calca Solutions' particular offerings have not been provided, the move is anticipated to bolster NewMarket's overarching capabilities in supporting its affiliated companies. This integration will likely enhance the collective resources and expertise available across the NewMarket corporate structure, further enabling Afton Chemical and Ethyl Corporation to expand their market responsiveness and maintain their competitive edge through innovation and adaptation.

This strategic transaction is designed to generate significant synergies, potentially by expanding NewMarket's overall market presence, diversifying its service capabilities, or deepening its technological expertise. The combination of these entities aims to strengthen NewMarket Corporation's foundational role in its industry, further enabling its subsidiaries to continue providing advanced products and services. Looking ahead, the unified entity is poised to leverage its combined strengths to drive sustained value, navigate evolving market dynamics, and meet future challenges with an expanded and more resilient operational framework.

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