Ansaldo Thomassen

Heavy-duty gas turbine specialist offering Field Services, Repairs, Parts, Service Agreements, Conversions, Modifications & Upgrades

Ansaldo Thomassen

''Partnering in providing a Flexible, Reliable & Multi-Platform Portfolio to improve life cycle costs, reduce emissions, improve efficiency and extend lifetime''

Together with our parent company Ansaldo Energia (Italy) and our sister companies PSM (U.S.A.) and Ansaldo Thomassen Gulf (U.A.E.), Ansaldo Thomassen (ATH) is part of the global Multi-OEM gas turbine services team. Combining the engineering capacity from our OEM expertise and background, coupled with the flexibility of an independent service provider, we are the leading high-technology aftermarket service provider for multi-OEM platform gas turbine power plants worldwide.

Based on a history of a long-standing and successful Manufacturing Associate Agreement with General Electric, Ansaldo Thomassen is today a full-scope gas turbine service provider with an extensive portfolio of innovative gas turbine performance upgrades, own designed and manufactured gas turbine spare parts, component repairs and field service capabilities. We have a full solutions portfolio to serve your GE Frame 9E, Frame 6B, Frame 5, Frame 3 and Frame 9F gas turbine service needs.

From our headquarters in the Netherlands and through Ansaldo Energia's local execution centers based in the United States, Asia and the Middle East, Ansaldo Thomassen serves customers around the world, offering:

  • Conversions, Modifications, Upgrades (CMU): heavy-duty gas turbine solutions focusing on improving life cycle costs, increasing operational flexibility, reducing emissions, extending maintenance intervals, extending turndown and improving efficiency and extend lifetime including innovative retrofits for renewables such as combustion conversions, hydrogen operation, controls, fast starting and AutoTune
  • Spare Parts: complete range of optimized gas turbine capital parts for hot gas path, combustion and fuel nozzles, including consumables for E-class and F-class heavy-duty gas turbines
  • Repairs: refurbishment, assessment and lifetime extensions of heavy-duty gas turbine components and rotors
  • Field Services: on-site inspections and overhauls, gas turbine relocation including installation and commissioning
  • Service Agreements: offering gas turbine operators the flexibility to determine the level of scope, ranging from full service offering to frame agreements. Our service agreements are optimized to ensure total coverage
  • Gas Turbine Remanufacturing: Factory re-built heavy-duty gas turbines with short lead time and lower investment
  • Training: (Open) Training courses and customized education from specialists. Click here for more info  or here to sign up



FRAME 6B: click here 

FRAME 9E: click here

FRAME 9Fclick here


AUTOTUNE: click here 

FIELD SERVICE: The Field Services division is a fully integrated outage team of highly experienced professionals capable of completing overhauls in a timely, safe and high quality manner. Field Services can support a wide range of power generation equipment, including gas turbine, generator, steam turbine and auxiliary equipment. For more information click here

GLOBAL REPAIR NETWORKIn today's highly competitive energy market, power producers need to achieve peak performance while minimizing life cycle costs.   Ansaldo Energia can help with a full spectrum of repair services — all backed by our engineering and advanced technology. These state-of-the-art repair services can extend the life of your components and optimize your maintenance budget. For more information click here 

INTEGRATED PLANT SUPPORTAnsaldo Energia's Integrated Plant Support (IPS) diagnostics center brings together our Customer Support functions located around the globe into a centralized operational platform. For more information click here