Custom Avionics & Engineering Services

Thomas Global Systems has over 30 years’ experience in avionics design and project management services internationally, specializing in custom avionics, avionics modifications and upgrades, obsolescence management, customized solutions for compliance to government mandates and ongoing technical support. These services are complemented by our significant experience in the development of automated test equipment.

Our avionics and electrical engineering capabilities are tailored to provide a quick-reaction response to customer needs. We offer the knowledge and experience that is necessary to efficiently solve unique avionics challenges.

Custom Avionics

Thomas Global has earned an international reputation for the design and manufacture of innovative, highly reliable custom avionics and related electronics.  We can design, certify and manufacture high-quality custom avionics to suit a range of individual customer needs. The combination of highly-skilled engineers, deep understanding of customer requirements and state-of-the-art facilities allows us to deliver new avionics product developments with best value outcomes and efficient lead times.  Our turnkey solutions cover concept through launch and FAA TSO approval. We integrate seamlessly with our customers’ project teams.

Our in-house avionics capabilities include:

  • Design & Engineering (Hardware, Firmware, Software, Mechanical)
  • Qualification & Testing (DO-160G, DO-178B/Level A; DO-254/Level A, DO-214)
  • Manufacturing
  • Automated Test Equipment

In addition to TSO certification, we also have extensive experience with alternate certification pathways for manufacture and/or repair of component assemblies and sub-assemblies, including:

  • Development and approval of RS-DER Repairs
  • Development and approval of PMA Components


  • Concept Development
  • Detailed design & Engineering (Hardware, Firmware, Software, Electromechanical)
  • Environmental Qualification (DO-160G, MIL-STD-810, MIL-STD-461)
  • Design Assurance Qualification (DO-178B – Level A; DO-254 – Level A, DO-214)
  • Verification & Validation
  • Manufacturing
  • Integration

Please Contact Us for more information or to request a quote.

Subscribe to our email newsletter to receive the latest news and updates