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Small Corporate Member Small Business

Tech Electronic Systems
Member Since: 1999 
592 East State Street
Ontario, California 91761

  (909) 986-4395


President and AFCEA Contact:
Robert Contreras

Business Focus:
Tech Electronic Systems Inc is an ISO certified, veteran owned and operated designer & manufacturer of flat panel displays, computer workstations and computerized electronic equipment. For 21 years Tech Electronic Systems Inc has provided the domestic defense industry with military grade hardware deployed in the harshest environments the armed forces could provide. Our products are designed and tested to meet the wide variety of environmental conditions encountered in active service of our armed forces, and with the launch of our new industrial and medical grade products Tech is bringing the same levels of environmental performance to private & commercial applications. Our trickle down technologies born of Military Necessity mean little to no NRE costs are passed on to our customers. Innovative Products, proven in domestic defense, at industry low prices, Tech Electronic Systems Inc.

Tech Electronic Systems Inc offers a wide variety of services ranging from the ground up design and prototyping of new products to environmental testing of products in their last stages of development. 

-Turnkey electronic assemblies and subassemblies.  

-Wiring harness assembly 

-Electronic signal switching harness assembly 

-Circuit board assembly 

-Environmental testing available (hot/cold, vibration and humidity test chambers) 

Lockheed Martin, U.S. Navy, U.S. Air Force, U.S. Army, Northrop Grumman, L-3.

Annual Sales:

ISO 9001:2008.

Small Business Status:
  • Small Business
  • HUBZone
  • Minority Owned
  • Veteran Owned
Business Categories:
  • Amplifiers
  • Automatic Test Equipment
  • Avionics
  • Cables
  • Computer Peripherals
  • Display Systems
  • Electronics Design
  • Ground Support Equipment
  • Repair Equipment/Services
  • Rugged Systems
  • Shipboard Electronics
  • Switching Equipment
  • Systems Integration
  • Test and Evaluation Equipment

NAICS Industry:
  • 811213 - Communication Equipment Repair and Maintenance
  • 541512 - Computer Systems Design Services
  • 334111 - Electronic Computer Manufacturing
  • 334515 - Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
  • 336413 - Other Aircraft Part and Auxiliary Equipment Manufacturing
  • 334419 - Other Electronic Component Manufacturing
  • 811219 - Other Electronic and Precision Equipment Repair and Maintenance
  • 334418 - Printed Circuit Assembly (Electronic Assembly) Manufacturing

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