| Business | Phone |
| Little Electric Po Box 554, Alamo 94507 | (925) 975-0953 |
| Ocean Electric 2388 Danville Blvd, Alamo 94507 | (925) 935-9308 |
| Peter Irving Electric Inc 108 Post Rd, Alamo 94507 | (925) 933-6879 |
| Solaris Electric Co 16 Alamo Glen Ct, Alamo 94507 | (925) 838-2220 |