| Business | Phone |
| Action Electric Co 10538 E Chinook Trl, Parker 80138 | (303) 840-4600 |
| Armac Electrical Inc 6631 N Hillside Way, Parker 80134 | (720) 851-0960 |
| Baker Electrical Contractors 8383 Crestview Dr, Parker 80138 | (303) 841-4225 |
| Candlelight Electric Parker 80134 | (303) 841-5394 |
| Cantrell Electric Svc Parker 80134 | (303) 766-2707 |
| Century Electric Co 855 Gregory Cir, Parker 80138 | (303) 805-2550 |
| Southgate Electric Po Box 2242, Parker 80134 | (303) 841-3490 |
| Stafford Electric Svc Co Parker 80134 | (303) 841-1557 |
| Cherry Creek Electric Co 11159 N Donley Dr, Parker 80138 | (303) 840-7218 |
| Rtt Electric Parker 80134 | (303) 805-2212 |
| Cross-Diamond Electric 10336 S Dransfeldt Rd # 5, Parker 80134 | (303) 840-1145 |
| Dodge Industrial Electric 21581 Omaha Ave, Parker 80138 | (303) 841-5530 |
| Electric Plus Inc Parker 80134 | (303) 805-7098 |
| Pine Valley Electric Po Box 4895, Parker 80134 | (303) 841-1032 |
| Parker Electric Inc 11689 Progress Ln, Parker 80134 | (303) 841-5448 |
| Excalibur Electric Co 10234 Limestone Ct, Parker 80134 | (303) 841-7787 |
| Hilltop Electric Inc 10292 S Progress Way, Parker 80134 | (303) 841-3290 |
| Homestead Electric Llc Parker 80134 | (303) 805-0378 |
| Inspectors Choice Electric Inc Parker 80134 | (303) 841-3216 |
| Jarvis Brothers Electric 10841 S Crossroads Dr # 102, Parker 80134 | (720) 851-8034 |