- Atlantic Marine Electrical Svc
- Cht Electric
- Dix Hills Electric
- Eastern Electric
- Franco Electric Of Huntington
- G P Electric
- Harry Giudici & Son Electrical
- Helo Electrical Corp West
- Hickey WT Corp
- High Security West Inc
- Hlm Electric
- Jesse Green Electric
- John Holthusen Inc
- John Van Bladel Electric Co
- LA Greco Electric Inc
- Mainline Electric
- Northgate Electrical Corp
- R & R Brothers Electrical
- R Meade Electric
- Ryder Electric
- W T Hickey Corp
