| Business | Phone |
| A & L Electric 1053 Saw Mill River Rd, Greenwich 6830 | (203) 622-6022 |
| A C Electrical Svc Po Box 1626, Greenwich 6836 | (203) 973-0994 |
| Acorn Electric Inc 7 Grand St, Greenwich 6830 | (203) 637-5527 |
| Aee Svc 51 Pemberwick Rd, Greenwich 6831 | (203) 531-5248 |
| Alexander Design & Constr Greenwich 6830 | (203) 869-6848 |
| Anderson Electric Inc 62 Pemberwick Rd, Greenwich 6831 | (203) 531-7722 |
| Antco Electrical Contractors 300 Bruce Park Ave, Greenwich 6830 | (203) 861-4040 |
| Thompsen Electrical Constr 7 Whitney Dr, Greenwich 6831 | (203) 531-1804 |
| Stephansen Brothers 199 Hamilton Ave, Greenwich 6830 | (203) 661-5263 |
| Byram Electric Co 55 Church St W, Greenwich 6830 | (203) 531-1885 |
| Sargeant Electric 21 Woods Ave, Greenwich 6831 | (203) 531-0057 |
| Current Connections Electrical Greenwich 6830 | (203) 629-1003 |
| Putnam Electrical Maintenance 7 Benders Dr, Greenwich 6831 | (203) 531-1469 |
| Djl Electric Greenwich 6831 | (203) 532-0176 |
| Ecny Electric Inc 31 Saint Roch Ave, Greenwich 6830 | (203) 661-9057 |
| Paul Ball Electric Co 106 Stonehedge Dr N, Greenwich 6831 | (203) 532-0282 |
| Nielsen Electric 18 Cassidy Park, Greenwich 6830 | (203) 552-9829 |
| Nobel's Electrical Svc Inc Greenwich 6830 | (203) 625-0174 |
| G Vernali Inc 11 Armonk St, Greenwich 6830 | (203) 532-9065 |
| Gerard Vernali Inc Greenwich 6830 | (203) 629-5142 |
| Get Electric Co 243 Glenville Rd, Greenwich 6831 | (203) 270-0099 |
| Michael C Weigold Inc Greenwich 6831 | (203) 532-1552 |
| Greenwich Electrical Contrs 523 E Putnam Ave, Greenwich 6830 | (203) 531-7900 |
| Jam Electric 238 Riversville Rd, Greenwich 6831 | (203) 661-9033 |
| Jam Electric 246 Pemberwick Rd, Greenwich 6831 | (203) 531-5111 |
| John Antonelli Contractors Inc 4 Artic St, Greenwich 6830 | (203) 869-8862 |