Tech Electronic Systems  
592 East State Street
Ontario, California 91761 
(909) 986-4395
(909) 986-4386
Web Home Page:
President and AFCEA Contact:
Robert Contreras
Business Focus:
Tech Electronic Systems is committed to customer needs for product quality, product delivery, product satisfaction and the best return on money spent. The company's commitment does not end with the completion of a contract; rather, it ends when the customer is fully satisfied. In business for 21 years, Tech Electronic Systems maintains its focus.
Products/ Services:
Military rugged flat panel displays, rugged workstations, electronic designs, terminal equipment, prototype development for electronic controls and test stations, software and hardware development, X-terminal equipment.
Lockheed Martin, U.S. Navy, U.S. Air Force, U.S. Army, Northrop Grumman, L-3.
Annual Sales:
ISO 9001:2008.
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
Small Business Status:
  • Small Business
  • HUBZone
  • Minority Owned
  • Veteran Owned
NAICS Industry:
  • Communication Equipment Repair and Maintenance
  • Computer Systems Design Services
  • Electronic Computer Manufacturing
  • Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
  • Other Aircraft Parts and Auxiliary Equipment Manufacturing
  • Other Electronic and Precision Equipment Repair and Maintenance
  • Printed Circuit Assembly (Electronic Assembly) Manufacturing