| Business | Phone |
| Burke Electrical Construction 227 E Laraway Rd, Frankfort 60423 | (815) 469-9211 |
| Sharlen Electric 9510 W Valley Farm Dr, Frankfort 60423 | (815) 469-4270 |
| Commercial Electrical Contrs 23220 S Dutch Dr, Frankfort 60423 | (815) 464-7350 |
| Connelly Electric Inc 22150 S Owens Rd, Frankfort 60423 | (815) 464-4967 |
| Creekview Eletric 645 Vail Dr, Frankfort 60423 | (815) 469-9680 |
| Egf Electrical Inc 20602 Abbey Dr, Frankfort 60423 | (815) 469-9333 |
| Excel Electric 24 Sangmeister Rd, Frankfort 60423 | (815) 464-5550 |
| R & W Electrical Inc 7905 Farmhouse Rd, Frankfort 60423 | (815) 464-5055 |
| Nationwide Electrical Constr 20631 Orchard Ct, Frankfort 60423 | (815) 464-8015 |