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

About AP+M

AP+M was founded in 1990 to support parts needed for the power, aviation, and marine markets. With customer satisfaction at the forefront of our company's values, AP+M steadily evolved into a leader to meet the changing needs of the industrial gas turbine industry over the past 25+ years.

This evolution directed AP+M’s efforts in supporting industrial gas turbine users on a global sphere, allowing the expanding company to embark on greater capacities and serve more markets. Today, AP+M prides itself as one of the largest global independent stocking distributor of heavy-duty and aeroderivative gas turbine parts, no matter the industry.

Industry Leading Inventory

Since 1993 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.


AP+M stocks an expansive inventory of aeroderivative parts through our reliable partnerships around the world. This enables AP+M to meet your aeroderivative turbine component needs on time—every time.

AP+M is able to meet your need for heavy-duty gas turbine parts wherever + whenever by combining our extensive, in-stock GE™ and Siemens™ turbine parts inventory with fast access to reliable, global sourcing partners.

The fully-stocked conex includes the following heavy-duty consumable parts, which can be completely customized to your site’s needs. A workstation is included with a computer with software and a barcode scanner that locates parts needed and the quantity used.


Global Reliability

Our ability to procure genuine OEM parts from our global network of industrial gas turbine part manufacturers allows us to source and same-day deliver your heavy-duty and aeroderivative parts needs, wherever + whenever.

Integrated Solutions

AP4 Energy is your go to partner for all of your Industrial Gas turbine needs. Whether you're looking for OEM parts or expert field technicians, AP4 Energy can provide you a wide range of solutions and synergy to meet and exceed your companies needs.

Quality Controlled Parts

AP+M maintains stringent quality control systems in place. Our certifications include:

  • ISO 9001 Certification
    • Quality Management
  • AS9100 Certification
    • Aerospace and Defense