| Business | Phone |
| Aegis Electrical Systems Llc 1 Research Dr, Branford 6405 | (203) 481-2187 |
| Total Electric Inc 59 School Ground Rd # 15, Branford 6405 | (203) 481-6024 |
| Solv It Branford 6405 | (203) 315-2990 |
| Spin Electric Inc 35 Hickory Hill Rd, Branford 6405 | (203) 481-2181 |
| Reliable Electric 21 Medley Ln, Branford 6405 | (203) 488-6752 |
| Otto H Schulz & Co 116 N Main St, Branford 6405 | (203) 481-6244 |
| Electric Service Professionals 141 N Main St, Branford 6405 | (203) 483-0623 |
| Ferrucci Electric 23 1/2 Featherbed Ln, Branford 6405 | (203) 481-0117 |
| Morganti Electrical 54 Elm St, Branford 6405 | (203) 481-8186 |
| Grillo Electrical Svc Inc 23 W End Ave, Branford 6405 | (203) 483-1665 |
| Guardian Electric 53 Riverside Dr, Branford 6405 | (203) 481-2910 |