Brands
- A.I.D/R.C. ALLEN/KELLY MFG.
- AEROSONIC CORP
- AIRE SEARCH MANUFACTURING
- APPH
- ASC
- Avidyne
- B & D INSTRUMENTS
- B/E Aerospace, Inc.
- BAKER ELECTRONICS COMPANY
- BARBER COLMAN
- Beechcraft
- BENDIX CORP
- BENDIX KING
- BF GOODRICH
- COLLINS
- Common Good
- Davis Aviation, Inc.
- EATON
- EDCLIFF INSTRUMENTS
- ELECTROMECH
- Falcon 50
- FISHER GOVERNOR COMPANY
- GABLES ENGINEERING
- GARMIN
- GOODYEAR
- GRIMES
- HAMILTON SUNDSTRAND CORP
- Hartzell
- HICKOK ELECTRICAL INSTRUMENT CO
- HONEYWELL
- INTERCONTINENTAL DYNAMICS CORP
- ITT AEROSPACE CONTROLS
- KORRY MANUFACTURING
- KULITE SEMICONDUCTOR
- Lear Romec
- LEAR SIEGLER INC
- MEGGITT
- MIDLAND-ROSS CORP
- OFS
- PARKER
- PILATUS
- PIPER
- PL PORTER
- PPG
- PRATT & WHITNEY
- Pratt & Whitney Canada
- PWI, Precision Winding Inc
- PZL
- QUEST KODIAK
- RAGEN
- RAPID
- RC ALLEN INSTRUMENTS
- Rolls-Royce
- SAFRAN
- SPERRY
- STANDARD -THOMSON CORP
- Test Brand
- TITEFLEX
- UNISSON
- UNITED INSTRUMENTS, INC
- VIBRO-METER
- WESTON
- WOODWARD