| Business | Phone |
| Jes Electric Llc 1123 W Windemere Ave, Royal Oak 48073 | (248) 280-3987 |
| Knibbs Electric Co 510 De Villen Ave, Royal Oak 48073 | (248) 585-0599 |
| Aerobee Electric Inc 2026 Massoit Rd, Royal Oak 48073 | (248) 549-2044 |
| Village Electric Inc 118 Englewood Ave, Royal Oak 48073 | (248) 585-4424 |
| Valentine Electric 427 E Kenilworth Ave, Royal Oak 48067 | (248) 543-8838 |
| Transformer Inspection Retro 2704 Normandy Rd, Royal Oak 48073 | (248) 549-4026 |
| Bns Electric 714 W 11 Mile Rd, Royal Oak 48067 | (248) 284-0156 |
| Rolly Electrical Svc 1215 E Lincoln Ave, Royal Oak 48067 | (248) 542-4201 |
| Renton Electric Co 4614 Fernlee Ave, Royal Oak 48073 | (248) 549-1032 |
| R D White Co 1825 Bellaire Ave, Royal Oak 48067 | (248) 543-5532 |
| Doublejack Electric Co 1221 N Campbell Rd, Royal Oak 48067 | (248) 543-1982 |
| Engineering Electric Co Inc Royal Oak 48073 | (248) 589-9058 |
| Franklin Electric Co 1719 Crooks Rd, Royal Oak 48067 | (248) 398-9184 |
| Franklin Electric Co 2343 Crooks Rd, Royal Oak 48073 | (248) 398-9184 |
| Morris Electric 1319 Midland Blvd, Royal Oak 48073 | (248) 249-7900 |
| Merit Electric 4610 Delemere Blvd, Royal Oak 48073 | (248) 549-0999 |
| Sears Electrical Royal Oak 48067 | (248) 547-2500 |
| Cates Electric Co 4534 Fernlee Ave, Royal Oak 48073 | (248) 549-2666 |
| Eagle Electric 1807 Samoset Rd, Royal Oak 48073 | (248) 554-1200 |
| Greenwire Systems 29488 Woodward Ave. Suite 107, Royal Oak 48073 | (248) 635-7412 |