| # | Company name | Role | # of Projects |
|---|---|---|---|
| 1 | 21st Century Electric Inc. | electrical contractor | 1 |
| 2 | 22 Electric | electrical contractor | 1 |
| 3 | 34 & Co Inc | electrical contractor | 0 |
| 4 | 3 8 5 Service Llc | electrical contractor | 0 |
| 5 | 4em Consulting (Pty) Ltd. | electrical contractor | 5 |
| 6 | AAA Electric of Terre Haute, Inc. | electrical contractor | 2 |
| 7 | A & A Electric | electrical contractor | 1 |
| 8 | A & A Electric of Beaumont | electrical contractor | 1 |
| 9 | Abbott Electric Inc | electrical contractor | 0 |
| 10 | A B C Electric | electrical contractor | 0 |
| 11 | Abco Electric | electrical contractor | 0 |
| 12 | Abec Electric Company Inc | electrical contractor | 1 |
| 13 | A & B Electric Company Inc | electrical contractor | 2 |
| 14 | Abtech Electric Company | electrical contractor | 0 |
| 15 | Åby Eltjänst AB | electrical contractor | 3 |
| 16 | Accord Electric | electrical contractor | 1 |
| 17 | Accurate Electric | electrical contractor | 4 |
| 18 | Accurate Electric Construction | electrical contractor | 2 |
| 19 | Ace Electric | electrical contractor | 0 |
| 20 | Ace Electrical Contractors, Inc. | electrical contractor | 3 |