About Power Services Group

Power Services Group (PSG) is a market leader in providing integrated, turnkey solutions for the maintenance, repair, and overhaul of steam and gas turbines for the power generation, oil & gas, and process industries, combining legacies and experience of Power Plant Services (PPS), Airco Power Services, Turbine Generator Maintenance (TGM), and Orbital Energy Services (OES).

Our companies have a solid track record and reputation with over 115 years of combined operations. More specifically, PSG’s service offering includes field services, field machining, steam path repairs, valve repairs, parts manufacturing, and specialty welding services.

Power Plant Services (PPS) was founded in 1998 in Melrose Park, Illinois, and has grown to become the leading US-owned, independent provider of Steam Turbine Parts in North America.

Turbine Generator Maintenance, Inc. (TGM) was founded in 1986 as a turbine generator maintenance company. The company has seen exponential growth over the past 35+ years.

Orbital Energy Services (OES), founded in 1996 is the power generation industry’s preferred source for precision on-site or in-shop machining and welding. OES’ business revolves around customers’ needs and being available whenever and wherever expertise is needed to ensure availability and performance.

Airco Power Services was founded in 1994 as a union mechanical services contractor and quickly evolved into an independent turbine services contractor for nuclear, fossil, combined cycle, and hydroelectric power customers.  Airco Power was also the preferred supplier of outage services from 100 MW up to 1300MW for ABB/Alstom for over 20 years.

Power Services Group’s consolidation of Power Plant Services (PPS), Turbine Generator Maintenance (TGM), Orbital Energy Services (OES), and Airco Power Services has created the leading US-Owned, Independent Provider of Turbine Maintenance, Repair, and Overhaul Parts and Services. We provide our customers with a flexible, value-based alternative to the OEM – focused on Safety, Quality, and a high level of Customer Service that each of our clients deserves.