About Environmental Services Investors
Environmental Services Investors (ESI) is a private equity firm that invests exclusively in companies providing environmental and essential infrastructure services, including waste management, recycling, environmental remediation, water and wastewater services, industrial services, compliance and testing, resource recovery, sustainability, and other environmental solutions. The firm partners with founders, family-owned businesses, entrepreneurs, and management teams to support strategic acquisitions, business expansion, operational improvement, succession planning, and long-term value creation. Environmental Services Investors (ESI) primarily pursues majority buyouts, recapitalizations, growth equity, and platform investments in lower middle-market companies across North America. Founded in 2023, the firm is based in Denver, Colorado, United States.