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About us

Thomassen is a specialized gas turbine and power plant O&M company delivering full after-sales services and turnkey technical solutions for the global Oil & Gas and Power sectors. Our Dubai and Ras Al Khaimah workshops provide advanced repair services for hot-gas-path components, fuel nozzles, valves, and actuators

We deliver client-centric advisory and field services for heavy-duty and aeroderivative gas turbines in both grid and islanded operations. With a one-stop O&M model, we minimize downtime and lead time through strong in-house capabilities and full value-chain control.

Our service portfolio includes HGP and rotor repairs, spare parts supply, expert field engineers, planned/unplanned maintenance, troubleshooting, LTSA agreements, training, and plant upgrades/refurbishment.

Recognized for quality and precision, Thomassen manages over 5,285 MW worldwide and brings 20+ years of industry experience, continuously enhancing plant efficiency and reliability.