Solving Your HVAC & Plumbing Problems

Day or Night

While temperature in greater Cary and surrounding areas swings from the negatives to the nineties, Master Tech HVAC, Inc. keeps you comfortable all year round. 24/7 Emergency service available!

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Our Services

Water Heaters

We offer professional water heater installations, service, and repair.

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Stay warm with our top-quality heating system services!

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Air Conditioning

Stay cool with A/C services from our team.

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Indoor Air Quality

Breathe easy with our IAQ system solutions.

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Contact our team for boiler service, repair, and installation.

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For your duct repair and maintenance needs, call Master Tech HVAC, Inc.

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Ductless HVAC

We offer trusted ductless split system solutions.

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Give us a call for your plumbing repair and service needs.

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Enjoy the convenience of a WiFi thermostat installation.

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Proudly Installing Carrier Brand Products

Expert HVAC Services

As a newer company, we’re already making a name by way of our modern approach to heating, cooling, air quality and water heating. Through the latest developments in products, strategies, and tools, we achieve where others fail. We raise the bar, setting unprecedented standards for the comfort, health and energy efficiency of homes and businesses.

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*Free Estimates Offered on New System Installations Only

Our Promise


Take Control of Your Comfort

Smart Home Solutions

Master Tech HVAC, Inc. is proud to offer cutting-edge technologies from Carrier, bringing world-class smart home features to homeowners in greater Cary and surrounding areas.

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Our Company

Our educated staff is NATE- and NCI-certified and up-to-date with innovations in furnaces, boilers, air conditioners, ductless units, zoning systems, smart thermostats, tankless water heating and so much more. Whatever the size, age, layout, demands, or challenges of your residence or light commercial facility, we don’t settle for what got you by in the past. We find the best ways to deliver sustainable improvement.

Contact our team for your heating & cooling repairs, maintenance & installations!

At Master Tech HVAC, Inc., we take pride in our work and your satisfaction. We’re proficient in all makes and models and partner with the industry-leading Carrier brand to offer exceptional quality and versatility. Schedule with us by calling (847) 386-2675. Access free estimates on new equipment, sheet metal fabrication completed on-site, conscientious maintenance, and skilled repairs, all at the lowest prices guaranteed. Our dedicated customer protection extends to 24-hour emergency service available across Cary, Algonquin, Lake in the Hills, Crystal Lake, Barrington, Lake Zurich, Dundee, Palatine, and Fox River Grove, IL. 

Air Conditioning Repair, Air Conditioner Service, A/C Repair, Air Conditioning Replacement & Air Conditioner Repair Cary, IL, Dundee, IL, Algonquin, IL, Fox River Grove, IL, Crystal Lake, IL & Lake Zurich, IL

Furnace Service Dundee, IL | A/C Repair Fox River Grove, IL | Furnace Maintenance Palatine, IL

Heater ServiceFurnace MaintenanceHeating RepairFurnace ServiceFurnace Repair ∴ Dundee, IL ∴ Fox River Grove, IL ∴ Palatine, IL

Heater Service

Furnace Service

Furnace Maintenance

Heating Repair

Furnace Repair

Furnace Replacement

Lake in the Hills, IL

Dundee, IL

Barrington, IL

Lake Zurich, IL

Crystal Lake, IL

Algonquin, IL

Fox River Grove, IL

Palatine, IL

Cary, IL

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