📍 4561 Prime Pkwy, McHenry, IL, 60050
📞 815-526-0392
McHenry Heating & Air Conditioning is the area's leading air conditioning and furnace installation company. If your system is broken beyond repair or you are simply looking to upgrade your current system, we can quickly install a new heating and air conditioning system to ensure you receive the maximum comfort in your home. McHenry Heating & Air Conditioning, has a state-of-the-art dispatching system so you can expect same day service from of our expert technicians to diagnose and repair your issue the same day.
📍 1400 Miller Pkwy, McHenry, IL, 60050
📞 888-649-0904
Chicagoland, IL HVAC Contractors Black Diamond Plumbing & Mechanical, Inc. is a family-operated company founded by Rick Sperando and Scott Underwood in 1999. We believe in hard work, a solid determination to excel, and a wholehearted commitment to the well-being of our customers. Unlike most HVAC contractors in suburban Chicago, we’re more than just an air conditioning company. Our residential and commercial clients appreciate that they can get circuit breaker panel upgrades from our Electrical Division, a furnace replacement from our HVAC Division, and a gas line repair from our Plumbing Division. We’re thriving, and our future looks bright.
📍 5404 W Elm St Ste M1, McHenry, IL, 60050
📞 815-675-6800
If you’re looking for heating and cooling services in McHenry, look no further than American Comfort Central Heating and AC. We’ve been in the HVAC business since 1991, and our staff has more than 85 years of combined experience in heating and cooling products, service, technology and more.
📍 Serving Your Area, Crystal Lake, IL, 60014
📞 815-579-8285
Your home and office comfort is our business! 73 Degree Heating and Air Conditioning provides repair, installation, and service for your complete HVAC system in the Crystal Lake, IL, area. Whether you need to update your system to an energy efficient model, or just need to repair your current unit, we are the trusted professionals for you. 73 Degree Heating and Air Conditioning works on all makes and models, and provides service, repair, and installation for the following: Central air conditioning Split system/duct lifts AC Boilers Furnaces Heating systems Rooftop HVAC units Tankless water heaters Water heaters We are a full service company specializing in diagnostics and repair of heating and air conditioning equipment. We service all makes and models of furnaces, central air conditioners, rooftop package systems, boilers and hot water heating systems, hot water heaters, humidifiers, electronic air cleaners, ultraviolet air purifiers, and zone control systems for residential and commercial equipment. We also install all of the above mentioned equipment.
📍 127 Fairfield Dr, Island Lake, IL, 60042
📞 847-487-1075
📍 Serving Your Area, Island Lake, IL, 60042
📞 847-526-6417
📍 716 Wright Ave, Mchenry, IL, 60051
📞 847-780-6131
Commercial & Residential HVAC
📍 5505 Greenview Rd, Oakwood Hills, IL, 60013
📞 815-219-6989
🌐 www.oakwoodhillsairconditioning.com
ARA Inc, is a family run heating/cooling repair company that provides quick, courteous, and honest repair service.
📍 322 Tuxedo Ln, Cary, IL, 60013
📞 847-639-5336
Updated Oct 2026
📍 1706 Il Route 176, Crystal Lake, IL, 60014
📞 815-444-9900
🌐 mchenryheating.com
Mchenry Heating & Air is a heating and air conditioning service provider located in Crystal Lake, Illinois. They offer a wide range of services including 24-hour emergency service, water main repair, sewer excavation, and sump pump installation. The company provides products from major brands such as furnaces, humidifiers, air conditioners, and boilers. Their recent online activity indicates an active presence, making them a reliable option for heating and cooling needs in the area.