
Footage of the Woodstock team handling day to day businesses.


Woodstock HVAC and Electrical Services
Complete Comfort and Efficiency Solutions for Customers in Crystal Lake, McHenry, Algonquin, Lake in the Hills, and Huntley
When comfort matters most, Woodstock families turn to Woodstock Heating & Cooling for reliable heating, cooling, and electrical solutions. What started as a hardware store in 1854 has grown into the area's most trusted HVAC and electrical company, serving generations of neighbors with the same commitment to quality and care. We treat you like family because that's how we've always done business; with honest pricing, dependable service, and the kind of personal attention that builds lasting relationships.
Call Woodstock Heating & Cooling at (815) 393-2439 or contact us online to explore our catalog, request your free estimate, and discover why your neighbors have trusted us for over 170 years!


The Woodstock Difference Built on Trust. Powered by Experience.
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We only work with trusted brands, so you can have peace of mind knowing that not only is the equipment dependable, but it’s being installed by professionals.
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Part of the community since 1917. We care about the community and the people we service.
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We offer as many options as needed until the budget works for you. Budgets are a fact of life and we can help you stick to yours.
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Our fleet of trucks and qualified personnel are ready to respond to your call when it matters most.

All the Services You Need Under One Roof
Your home's comfort systems work together, and so do our HVAC technicians and electricians, allowing you to access all the residential and commercial services you need from a single, trusted source. Our NATE-certified technicians and experienced electricians handle everything from furnace installations and air conditioning repairs to electrical panel upgrades and smart thermostat wiring.
This comprehensive approach means no coordination headaches, unified warranties, and solutions that work seamlessly together for maximum comfort and efficiency. Whether you need emergency repairs or modern upgrades, we have the expertise to get the job done right the first time.




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“Every visit and conversation has been courteous and professional, and I couldn’t ask for a better business to support.”Chris H.
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“Very pleased with the installation and the installer. Everything went quite smoothly and I thought the charge for the service was very fair. Will definitely recommend your company to others.”Susan P.
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“Thanks to Woodstock for providing excellent service, with courtesy and timeliness. He also did a very good job of educating me about why the repair that was needed. I have been a Woodstock Heating customer for over 30 years, and am happy to continue to be ”Janice E.
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“I have nothing but great things to say about Woodstock.. We had to replace the orginal equipment that came with our home. Through this process, I never felt pressured or pushed/upsold on an AC/furnace I didn't need. Everyone was respectful and so helpful.”Brian S.
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“Great communication from them in all aspects (appt reminders, follows ups for scheduling service, day-of updates). Everyone I've encountered has been friendly and I’ve felt comfortable having them working in my home while I’m here alone. No iss”Shannon M.
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“Reassuring, professional, and easy. Everyone is great! Woodstock Heating saved me after Four seasons made numerous costly mistakes.”Melissa T.
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“They came within the window they gave. Very friendly and knowledgeable. I was happy with both the service and price. They stayed after the repair until they were confident the boiler was working normally. I would definitely recommend using them.”Erich T.
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“Woodstock Heating is a quality business; the Best! Responded to the request for repair work on heating system quickly, and the workmanship was excellent.”William M.
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“Woodstock are extremely professional, courteous, and knowledgeable!! Their explanation of services rendered was excellent. Highly recommend this company.”Lauren P.

Always Available, Always Affordable
Emergencies don't follow business hours, and neither do we. Our 24/7 emergency services mean that help is always just a phone call away, whether it's a heating failure during a January blizzard or an electrical issue that threatens your family's safety. We stock our service vehicles with common replacement parts and arrive prepared to solve your problem quickly and safely, often completing repairs in a single visit.
We also understand that unexpected HVAC and electrical issues can strain your budget, which is why we offer flexible financing options and payment plans that make necessary repairs and upgrades affordable. Our fully insured team provides upfront pricing with no hidden surprises, and we back all our work with solid warranties. We also speak Spanish to better serve the diverse range of customers within our extensive service area.


Your Comfort Is Our Legacy
After more than a century and a half in business, we've learned that true success comes from taking care of our neighbors. Every service call is an opportunity to continue the tradition of reliability and craftsmanship that has defined our company for generations. We're not just fixing equipment; we're protecting your family's comfort, safety, and peace of mind with the same dedication that has kept us thriving since before the Civil War.
From routine maintenance that prevents costly breakdowns to custom comfort solutions that transform how you experience your home, we approach every project with the care and attention it deserves. Our experienced team combines time-tested expertise with modern technology, delivering solutions that stand the test of time. When you choose Woodstock Heating & Cooling, you're choosing a partner who will be here for you today, tomorrow, and for generations to come.
Experience the difference that 170 years of trusted service makes. Call Woodstock Heating & Cooling at (815) 393-2439 and join the thousands of satisfied customers in Woodstock, Crystal Lake, McHenry, Algonquin, Lake in the Hills, and Huntley who rely on us for all their comfort needs!
