Owners Engineer

TC&E is committed to helping our customers make highly informed equipment upgrade decisions, whether it involves an OEM or non-OEM system. Our goal is to ensure your controls upgrades will meet the plant’s long-term operating strategy

In an Owner’s Engineer role, TC&E personnel can provide guidance in the project selection process, assist with project design to ensure all scope items are accounted for, and provide onsite project execution oversite during the installation and commissioning phase of the controls upgrade.

MKV Retrofit

TC&E has partnered with the best HMI upgrade provider in the industry in order to provide our customers an alternative to OEM’s HMI cost prohibitive products.

Our HMI upgrade solution was designed to be a simple, cost-effective replacement for IDOS and Cimplicity HMIs with even better troubleshooting and screen customization features than that of the OEM.

Key Features

  • Easy migration of existing Runtime and Unit specific software files.
  • Does NOT require a MKV Firmware Prom Upgrade
  • Does NOT require a Turbine outage to upgrade.


AP4 Power Services specializes in controls, excitation, and LCI systems on GE heavy-duty gas and steam turbines. These services include a wide variety of controls maintenance, troubleshooting, and system upgrades. Our OEM-trained field engineers are here to ensure your equipment operations are reliable and efficient.

Power plant personnel look to AP4 Power Services when they are seeking a trusted non-OEM service provider that can help develop and implement customized control system projects. We are a trusted installation partner for many non-OEM equipment vendors throughout the industry.

From basic troubleshooting to DLE Mapping and mechanical service and maintenance, AP4 Power Services can meet all of your aeroderivative needs. Our expert team of Controls & Mechanical Field Engineers are ready and able to provide the on-site support you require.

Industry Benefits


Using the latest technology, components, and lessons learned through decades of experience, AP4 Power Services can ensure complete reliability for both start-up and continuous operation.


This is the key to success in today’s competitive power markets. Heat Rate, Capacity, Start-Up, and Maintenance Costs are critical to the success of aging power plants.


Spending good money where it makes the most difference! We understand that O&M budgets are shrinking, so we work with the plants to understand where and when to repair, replace, or upgrade for maximum return.


Aging systems can continue to provide reliable service for many years to come with the proper service, maintenance, and repairs. Push your upgrades out 5-10 years with confidence.