Platinum Equity Acquires Solenis, Water & Hygiene Solutions Leader
Solenis acquired by Platinum Equity
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Solenis
Undisclosed Amount
September 20, 2025

Platinum Equity
Platinum Equity has acquired Solenis, a leading global provider of water and hygiene solutions, for an undisclosed amount.
This corporate acquisition sees the investment firm take ownership of Solenis, integrating its extensive operations into Platinum Equity’s portfolio.
The transaction underscores a strategic move in the industrial and institutional solutions sector, solidifying a significant change in ownership for Solenis.
Solenis operates as a vital partner for diverse industries, offering a comprehensive portfolio that includes water treatment chemistries, process aids, functional additives, cleaners, disinfectants, and advanced monitoring systems.
Headquartered in Wilmington, Delaware, the company’s global footprint spans 70 manufacturing facilities and employs over 16,500 professionals across 130 countries.
Solenis' solutions are critical for customers aiming to enhance operational efficiencies, improve product quality, protect assets, reduce environmental impact, and foster cleaner, safer environments across markets like Food & Beverage Processing, Industrial, Institutional, Consumer, and Pool & Spa.
This acquisition is strategically significant due to Solenis’ market leadership, established global infrastructure, and its crucial role in delivering essential water and hygiene services.
Platinum Equity’s investment is expected to leverage Solenis’ proven innovation and market reach, fostering synergies that could accelerate growth and operational excellence.
The combination aims to reinforce Solenis’ capacity to develop and deploy cutting-edge solutions, strengthening its position in an increasingly critical global market.
The newly combined entity is poised for continued expansion, focusing on delivering enhanced value to customers worldwide.
With Platinum Equity’s backing, Solenis is anticipated to further its commitment to sustainable innovation and operational improvements, ensuring its long-term ability to meet the evolving demands for water treatment and hygiene solutions globally.
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