AC Gentrol's primary base of operations is located in Peoria, Illinois, equidistant between Chicago and St. Louis. Founded in 1985 and supported by hundreds of successful products installed worldwide, AC Gentrol has become one of the dominant world-class, full-service providers in the design, build-up and the manufacture of various power generation, Process Instrumentation, and Logistics Services sought after by Owners, Developers, Operators, Resellers and Users worldwide.