L-3 Avionics Systems helps pilots straighten up and fly right while avoiding lightning, other planes, and mountains. A division of L-3 Communications, L-3 Avionics designs and manufactures cockpit avionics for general aviation, air transport, business jet, and military industries. Offerings include collision avoidance, terrain awareness, digital transceivers for navigation and communication, and weather mapping systems. L-3 also provides spare parts and product repair and maintenance services and has four US locations. The company was founded in 1962 as Learjet Avionics, a unit of the Learjet Corporation. In April 2008 the company sold its JET Autopilot product line to Butler National.

Part of its parent company's Avionics & Displays business segment, L-3 Avionics represented about 11% of L-3 Communications sales for 2008.

L-3 Avionics developed the glass-panel SmartDeck Integrated Flight Controls and Display system, as well as the GH-3000 electronic and J.E.T. standby gyros, SkyWatch collision avoidance system, TACAN navigation systems, and Stormscope lightning detection system. Customers include Cessna; Cirrus; Pro Star Aviation; Rockwell Collins; Switzerland-based technology, defense, and security specialist RUAG Aerospace; and the US Air Force, to name a few.

In July 2009 Jay LaFoy was promoted to president of the company; LaFoy was formerly an EVP with L-3 Avionics. He took over from Adrienne Stevens who left the company that March.

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5353 52nd St Se
Grand Rapids, MI 49512-9702
Phone: 1 (616) 977-6837
Fax: 1 (616) 285-4457


  • Employer Type: Business Segment
  • Vice President, Engineering: Terry Flaishans
  • CI Manager: Tim Royce
  • Engineer: David Wysocki

Major Office Locations

  • Grand Rapids, MI

Other Locations

  • Fort Lauderdale, FL