AP4 Group – Full-Service Heavy-Duty & Aeroderivative Industrial Gas Turbine Maintenance Provider.

AP4 Group

OUR MISSION is to provide you with the parts and services you need when you need them.  AP4 is driven to make life simple in the complex world of industrial gas turbines maintenance & spares.  Since 1993 our distribution company, AP+M, has stocked and distributed more than 15,000 SKUs of genuine OEM parts.  Our new parts distribution services are complimented by a full range of component repair and overhaul services.  Our field services division, AP4 Services, offer comprehensive maintenance on both aeroderivative and heavy-duty gas turbines by highly skilled and OEM trained engineers specializing in gas turbine, generator and steam turbine controls, excitation and mechanical field services.


Powerful performance when you need us.  Exceptional experience to get it done.

Integrated Teams
For Your Success

A Company involved in servicing, maintenance and repairs of engines prime movers and exhaust gas turbochargers.

◎    Assured plant availability and operational security
◎    Relief of company's own maintenance resources
◎    Improved operating conditions
◎    Transparent costs

Let's Work

Join our award-winning team, and enjoy a creative, dynamic and inclusive culture focused on one goal.

Field Service

AP4 Group News

Lakeland, FL, August -18, 2022 – Today AP4 Group (“AP4”) announced that it recently completed...
Lakeland, FL, August 15, 2022 – Today AP4 Group (“AP4”) announced its recent acquisition of...