S.T. Cotter Turbine Services Inc. is a woman owned gas, steam and hydro field service company capable of complete turnkey power generation services. From major maintenance of turbines to repair and testing of generators; valve outages, boiler feed pumps and turbines, balance of plant activities. S.T. Cotter Turbine Service Inc. has the tooling, personnel and progressive management system to complete any maintenance activity on time and on budget.