PSM engineers and delivers aftermarket gas turbine upgrades, retrofits, and services for GE, Siemens, and MHI heavy-duty frames. Our proprietary technologies, including the FlameSheet combustion system and LEC III low-emission combustor, have been installed in 350+ gas turbines across 30+ countries, extending asset life, lowering lifecycle costs, and reducing emissions to single-digit NOx levels.
Headquartered in Jupiter, FL, PSM operates as part of Hanwha Group alongside Thomassen Energy (Netherlands) and PSM Thomassen Gulf (UAE), with engineering and manufacturing capabilities across the Americas, Europe, the Middle East, and Asia. We hold 100+ patents and support every major heavy-duty gas turbine frame in the global fleet.
Find performance upgrades, combustion retrofits, and hot gas path components specific to your gas turbine frame.
Retrofit your existing combustion system to lower emissions, increase turndown range, and extend inspection intervals.
Prepare your fleet for decarbonization with alternative gas combustion retrofits and fuel flexibility upgrades.
Full-service gas turbine support from outage management to long-term service agreements with flexible, multi-OEM coverage.
Access performance data, technical briefs, webinars, and field-proven results from real-world installations.

December 9, 2025

November 18-20, 2025

January 26-29, 2026


Gas turbine upgrades installed globally
Hydrogen combustion: current target for FlameSheet platform
Year founded, 25+ years of gas turbine engineering
PSM delivers flexible, reliable, and efficient gas turbine solutions that enhance performance, extend asset lifecycles, and reduce emissions. Our culture prioritizes safety, quality, and respect. We are dedicated to providing cutting-edge technologies and exceptional service, helping customers meet evolving energy needs sustainably.