About Us

U.S. TECHNICAL was founded in 1994 by a group of successful aviation businessmen and technical experts.

What we do

U.S. Technical is dedicated to providing world class and cost effective:

  • Engineering and FAA Certification
  • PMA products and articles
  • Field Team support/system installations
  • Aircraft Evaluations and Inspections
  • Technical publications updates and digital data conversions
  • Program Management
  • 24/7 Quick turn-around repairs

our facilities

Founded in 1994
Headquartered in Fullerton, California, USA
Engineering and FAA Certification
PMA products, articles, wire marking/harness, Flammability lab

Corporate Office

2461 E. Orangethrope Ave. Suite 105
Fullerton, CA 92831
7,500 sq. ft facility

PMA Shop

2467 E. Orangethrope Ave
Fullerton, CA 92831

our management team


Chief Executive Officer

Jerry Schumacher


Kym Isterabadi

Chief Financial Officer

Buenaventura Quirino

Vice President/ GM of Marketing/Sales; Engineering Services

Robert Farinsky

Vice President, Sales

Patrick Ashton

Director of Engineering

Terry Gossett

Assistant Director of Engineering

Diana Ngo

Director of Programs, Administration

Peter Ngo

Director of Planning/Purchasing

Francisco Valerio

GM, Production Services