Since 2003, Environmental Operating Solutions, Inc. (EOSi) has been committed to “Empowering Clean Water” and has led the industry in helping its customers to comply with increasingly stringent discharge regulations for nitrogen, phosphorous, selenium and perchlorate contamination. EOSi builds long-term partnerships with its customers by providing complete treatment solutions that typically include its proprietary, environmentally sustainable MicroC® supplemental carbon products, process monitoring and control systems, and highly qualified process engineers, who provide on-going technical support. EOSi’s goal is to ensure its customers maintain environmental permit compliance at the lowest possible cost. As a result, EOSi’s team of 30+ employees have become the #1 provider of supplemental carbon programs to the U.S. water treatment industry, serving more than 600 customer sites from a network of 20 manufacturing sites across the U.S. EOSi is based in Pocasset, Massachusetts. EOSi is part of a nutrient removal platform called Axius Water, formed by KKR and XPV Water Partners. KKR is a leading global investment firm and the platform is part of the Firm’s Global Impact strategy. XPV Water Partners is the leading private equity firm focused exclusively on making a difference in water.