- POWER SYSTEMS MANUFACTURERS:

- Arco Solar
- Deltec
- Exide
- GNB
- Kohler
- LaMarche
- Lorain
- Onan
- Solarex
- Standard Aggregate Bau (SAB) Duetz
- Wilmore
- C & D Batteries

- NAVIGATION & METEOROLOGICAL EQUIPMENT:

- Marconi
- MUNRO
- S.E.L.
- Vaisala
- Thales
- Park Air Systems (PAS

- TEST EQUIPMENT:

- BIRD
- HP
- IFR
- Marconi
- R.T.T.
- Tektronix
- Motorola