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Whole-House Generator Installation in McHenry County, Illinois
89 businesses offering whole-house generator installation in McHenry County, IL. Updated 9-22-26. Serving Crystal Lake, McHenry, Woodstock, Lake in the Hills, Algonquin and Cary and the rest of the county.
| Business | Phone | Website | |
|---|---|---|---|
| 123 MechanicalMcHenry | (815) 800-3279 | 123mechanical.com | Report |
| A1Done inc ElectricHuntley | (773) 344-5536 | Report | |
| Absolute Air Solutions LLCAlgonquin | (847) 293-1746 | absoluteairhvac.com | Report |
| Advanced Energy SystemsSpring Grove | (815) 675-1555 | advancedenergysystems.info | Report |
| AL EXCELLENCE ELECTRIC LLCIsland Lake | (773) 842-3907 | alexcellenceelectric.com | Report |
| All Bright Electric IncCrystal Lake | (815) 893-8810 | allbrightelectricinc.com | Report |
| Allegiance Service Group, IncCrystal Lake | (847) 857-8171 | allegianceservicegroup.com | Report |
| Altered Electric Inc.Lake in the Hills | (224) 333-0836 | Report | |
| Alternate Power Industries, Inc.McHenry | (815) 344-0678 | alternatepowerinc.com | Report |
| Althoff Home ServicesCrystal Lake | (815) 435-0586 | callalthoff.com | Report |
| ANG Electric LLCCary | (847) 769-0373 | angelectric.net | Report |
| Arnold Electrical ServicesHarvard | (815) 800-0642 | arnoldelectricchicago.com | Report |
| Arnold's ConstructionWoodstock | (847) 456-7269 | arnoldsconstruction.com | Report |
| Associated Electrical Contractors, LLCWoodstock | (815) 337-6600 | associated-electrical.com | Report |
| B & Z Electrical Contractors, Inc.Woodstock | (815) 338-6317 | bzelectrical.com | Report |
| Beestra ElectricHarvard | (815) 943-6909 | Report | |
| Benson Electrical ContractingCrystal Lake | (815) 455-2260 | bensonelec.net | Report |
| Bentz Electric IncHuntley | (847) 525-3774 | bentz-electric.com | Report |
| Beyond Epic ElectricCary | (847) 529-2707 | Report | |
| Birchwood Electric LLCMarengo | (815) 596-0164 | birchwoodelectricllc.com | Report |
| Black Diamond Plumbing & Mechanical Inc.McHenry | (815) 322-9227 | blackdiamondtoday.com | Report |
| Blue Ribbon Electrical IncHarvard | (815) 943-6160 | blueribbonelectrical.com | Report |
| Carey Electrical ContractorsMcHenry | (815) 385-3600 | careyelectriccontracting.com | Report |
| Crumbacher ElectricWoodstock | (815) 337-0368 | Report | |
| Crystal Lake Electric IncLake in the Hills | (815) 459-7619 | Report | |
| Current ElectricSpring Grove | (815) 675-1555 | advancedenergysystems.info | Report |
| D & L Wiring ConceptsJohnsburg | (815) 344-9004 | Report | |
| Dun-Rite ElectricHarvard | (815) 943-9014 | Report | |
| Duner Electrical ServiceLake in the Hills | (224) 523-3770 | dunerelectricalservice.com | Report |
| Electrical IncorporatedSpring Grove | (224) 733-1400 | electricalincorporated.com | Report |
| Emmert ElectricHarvard | (815) 943-9011 | Report | |
| Engel ElectricHuntley | (224) 569-6213 | Report | |
| Epic IncWoodstock | (815) 337-2880 | Report | |
| Expert Electrical Services Inc.Huntley | (847) 414-3059 | Report | |
| Fast Help Heating Cooling Electric & Refrigeration LLCLake in the Hills | (847) 553-4100 | fasthelpheatingcooling.com | Report |
| Fisher Remodeling ServicesCrystal Lake | (815) 353-8522 | fisherremodel.com | Report |
| Four Seasons Heating, Air Conditioning, Plumbing, Sewer & ElectricCrystal Lake | (815) 649-1480 | fourseasonsheatingcooling.com/furnace-repair-crystal-lake-hv | Report |
| Fox River Grove Electrical ContractorsFox River Grove | (224) 505-2452 | Report | |
| Fox Valley Electric & CommunicationsHuntley | (815) 923-1900 | getfoxvalley.com | Report |
| Gade Electrical ContractingCrystal Lake | (815) 472-8590 | Report | |
| Gmk Electric Group LLCLake in the Hills | (312) 497-7657 | Report | |
| GSHA Generators, LTDWoodstock | (815) 290-1560 | gshagenerators.com | Report |
| GSHA Services, LTDWoodstock | (224) 220-3660 | gshaservices.com | Report |
| HB Electric CompanyCary | (847) 396-9623 | Report | |
| Howe Electric CoMcHenry | (815) 344-7700 | Report | |
| J & H Electric IncMcHenry | (815) 770-5346 | Report | |
| JameswayCary | (847) 516-2031 | Report | |
| JJA ElectricMcHenry | (773) 987-6989 | Report | |
| JRC GeneratorsLake in the Hills | (847) 951-3678 | jrcgenerators.com | Report |
| K II Electrical ContractorsWoodstock | (815) 334-0300 | Report | |
| Ken's ElectricLake in the Hills | (847) 276-9448 | kenselectricshop.com | Report |
| Kingsley Electrical GroupWoodstock | (773) 677-0457 | Report | |
| L & R Plumbing & ElectricRingwood | (815) 653-9539 | Report | |
| Lake Cook Electric Inc.Port Barrington | (847) 516-9770 | Report | |
| let's get it done electricalHuntley | (224) 393-0204 | 1776premierelectric.com | Report |
| Loud BrothersMcHenry | (847) 724-5300 | loudbrothers.com | Report |
| M & M Electric Services, IncSpring Grove | (847) 833-3815 | mm-electric.net | Report |
| Manny's Maintenance LLCAlgonquin | (630) 696-3228 | Report | |
| McNutt ElectricAlgonquin | (847) 658-9354 | mcnutt-electric.com | Report |
| Michael's ElectricCrystal Lake | (815) 455-3636 | michaels-electric.com | Report |
| Mike's Inside JobWonder Lake | (630) 659-8737 | mikesinsidejobil.com | Report |
| Morrisroe Electric LtdCrystal Lake | (815) 356-8646 | morrisroeelectric.com | Report |
| Multipro Electrical SolutionsIsland Lake | (224) 368-0070 | Report | |
| Newport Electric CoMcHenry | (815) 344-8684 | Report | |
| Nexus ElectricalMcHenry | (815) 828-4774 | Report | |
| NLS, Ltd.Johnsburg | (815) 363-7770 | Report | |
| NM Electric LLCAlgonquin | (630) 940-8733 | nicholasmourning.wixsite.com/website | Report |
| O'Connor Electric IncHuntley | (815) 923-4050 | ocelectric.net | Report |
| Par ElectricalWoodstock | (815) 334-0708 | parelectric.com | Report |
| Pivot Electrical ServicesCrystal Lake | (224) 651-8107 | Report | |
| Powerdyne Electric Utility Service, LLCSpring Grove | (847) 587-8664 | powerdyneonline.com | Report |
| R.C. Electrical ServiceHuntley | (847) 321-0323 | rcelectricalservice.com | Report |
| Reliance Electrical ServicesFox River Grove | (847) 641-2112 | Report | |
| Sass ElectricWoodstock | (815) 337-7277 | sasselectric.com | Report |
| Specialty GatewayLake in the Hills | (815) 459-3350 | specialtycontrs.com | Report |
| SRU ElectricCary | (847) 296-2810 | usmapiz.org/details/sru-electric-ChIJ1ao | Report |
| Steele Electric, Inc.Harvard | (630) 742-1145 | Report | |
| T & R CommunicationsLake in the Hills | (847) 854-5889 | tandrcommunications.com | Report |
| Tec-Con Garage Doors Repair CaryCary | (847) 230-9694 | carygaragedoorsrepair.com/contact.html | Report |
| Tiger Electrical-Wonder LakeWonder Lake | (815) 444-7744 | Report | |
| TK VOLTAGEAlgonquin | (224) 623-1505 | Report | |
| TOPTEC Heating, Cooling, Plumbing, & Electrical, Inc.McHenry | (815) 578-9597 | toptectoday.com | Report |
| Tri-Tel Technical ServicesAlgonquin | (847) 742-7100 | tri-tel.com | Report |
| Universal Electrical ServicesCrystal Lake | (779) 220-6239 | ueselectrician.com | Report |
| VIP ElectricSpring Grove | (815) 675-9624 | Report | |
| Wat ElectricTrout Valley | (224) 678-2759 | watelectric.com | Report |
| Watlow ElectricAlgonquin | (847) 458-1500 | watlow.com | Report |
| Woodstock Heating and Cooling, LLCCrystal Lake | (815) 648-0035 | woodstockheating.com | Report |
| Woodstock Heating, Cooling & ElectricalWoodstock | (815) 200-1713 | woodstockheating.com/locations/woodstock-il | Report |