Thornton Heating Service, Inc.
2.5(1)2.0 mi
Generac · Select Dealer
Sales · Service
19083 West Casey Road, Libertyville, IL 60048
Generator dealers in Grayslake, IL
67 authorized Generac, Briggs, Kohler dealers offering sales, service, installation, financing · 17 with customer ratings.
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Grayslake, IL · GeneracGenerac 14kW Whole-Home Standby GeneratorLowest price in 30 days$4,799−18%List: $5,839Price as of Aug 16, 2026 · the price shown on Amazon at checkout applies.See This Deal on Amazon
Independent recommendation from GenDealers — any authorized dealer below can quote installation.
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67 dealers · sorted by distance
Forever Ready Generators, Inc.
3.1 miGenerac · Select DealerSales · Service
7514 Abbey Road, Gurnee, IL 60031
A & R Electric Services
2.5(33)6.1 miGenerac · Select DealerBriggsSales · Service · Financing
26575 West Commerce Drive, Lake Moor, IL 60073
Mikus Electric & Generators
6.5 miKohlerSales · Service · Installation
31632 N Ellis Drive 110, Volo, IL 60073
AdMore options · GeneracGenerac Guardian 22kW Home Standby GeneratorThe long-running Guardian 22kW with a 200-amp service-rated transfer switch and Mobile Link Wi-Fi.See Current Price on Amazon
Independent recommendation from GenDealers — have a local dealer above quote installation.
Mikus Electric & Generators INC
2.4(75)6.5 miGenerac · Elite DealerSales · Service · Financing
31632 N Ellis Dr Unit 110, Volo, IL 60073
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All cities in IllinoisAbout generator dealers in Grayslake, IL
GenDealers lists 67 authorized generator dealers in and around Grayslake, IL — independent businesses certified to sell, install and service Generac, Briggs, Kohler home standby generators, portable generators and transfer switches. Listings show each dealer's brand authorization tier, services (sales, service, installation, financing), customer rating, phone number and website so you can compare before you call.
Not sure what size you need? Use the generator sizing calculator first, then ask two or three dealers here for installed quotes. New to standby power? Start with Generator 101.
