Custom wire harness
manufacturer for OEMs.

We are a high volume and "high-mix" low volume capable interconnect manufacturer based in Canada. Complex applications require advanced solutions.

I need a wire harness manufactured.

Close partnerships. Demanding sectors.

+30 years certified experience. North American made with on-shore and off-shore capability.

At Promark Electronics, we prototype, design, manufacture and stock custom wire harnesses and electronics for OEMs.

Our custom electronics are manufactured for industries such as:

  • Automotive, aerospace, marine and rail
  • Medical electronics
  • Industrial and mining equipment
  • Army, Navy and Air Force assets
  • Broadcast and telecommunications
  • Civil infrastructure projects


IPC-A-620, ITAR/CGP, AS9100D and ISO 9001 certified.


Case study video. See more case study videos by Promark Electronics.


Promark Electronics Headquarters

Tell our talent staff
about your project needs.

We are capable of low volume high-mix production as well as high volume.

We are not supplier-locked, we prototype, engineer, manufacture, stock and advise.

We only use high-grade materials.

We can provide engineering support on your current design, as well as draft full electrical schematics with bill of materials.

We validate components for lead time, cost, and application to help optimize your design. Lean on our expertise in electronics to guide your program to success from the start.

We have capacity.