Michigan's Trusted HVAC Experts

Our Service Area

We are located in Jackson Michigan and serve a large geographic area around our main location. We serve all of Jackson County and large portions of surround counties including: Ingham County, Eaton County, Calhoun County, Branch County, Hillsdale County, Lenawee County, & Washtenaw County

For a complete list of cities that we serve, click on the link below or feel free to give us a call any time to speak to a member of our team.
Map of Michigan with highlighted counties in the Eastern Time Zone, marked by heating and cooling symbols on the southeastern and southern parts of the state.

Counties We Serve

Aerial view of a cityscape with sunbeams shining through the clouds over buildings and streets.

Jackson County

Sign of calhoun county building in michigan, displaying the county's seal and address number 315.

Calhoun County​

Logo of eaton county, michigan featuring rural and urban elements with a rising sun.

Eaton County

Historic courthouse building with a central clock tower under a blue sky.

Ingham County

Modern courthouse building with a tree in bloom on a sunny day.

Washtenaw County

Historic county courthouse with a brick facade and a central clock tower displaying the american flag against a cloudy sky.

Lenawee County

Historic courthouse building with a clock tower under a clear sky.

Hillsdale County

Jackson County

A wooden deck with a picnic table and trash can

HVAC: Onondaga, MI

A vibrant flowerbed with large leaves and pink blooms in a small town square, featuring a modern HVAC system near the gazebo and historic buildings in the background.

HVAC: Brooklyn, MI

city of cement city michigan

HVAC: Cement City, MI

city of parma michigan

HVAC: Parma, MI

city of litchfield michigan

HVAC: Litchfield, MI

city of jerome michigan

HVAC: Jerome, MI

city of henrietta township michigan

HVAC: Henrietta Township, MI

Aerial view of agricultural fields alongside a forest with colorful autumn foliage, equipped with HVAC systems, in a rural landscape.

HVAC: Summit Township, MI

Calhoun County

Springfield Municipal Building sign graces a landscaped lawn

HVAC: Springfield, MI

Aerial view of a cityscape with several tall buildings

HVAC: Battle Creek, MI

A view of a small town street with storefronts, festive banners, and a large water tower with "albion" written on it in the background.

HVAC: Albion, MI

A large brick building with ornate architectural details and a central dome. An American flag is atop the dome. There is a sign near the entrance, and an HVAC unit can be seen near a silver vehicle parked nearby.

HVAC: Tekonsha, MI

city of marshall michigan

HVAC: Marshall, MI

Eaton County

Aerial view of a small island park surrounded by a river

HVAC: Eaton Rapids, MI

Aerial view of a large brick and stone building

HVAC: Olivet, MI

Ingham County

aerial view of a sub with trees and a lake

HVAC: Haslett, MI

aerial view of a complex in okemos michigan

HVAC: Okemos, MI

rural area of waterloo mi

HVAC: Waterloo, MI

city of dansville, mi

HVAC: Dansville, MI

city of mason michigan

HVAC: Mason, MI

city of holt michigan

HVAC: Holt, MI

city of leslie michigan

HVAC: Leslie, MI

city of stockbridge michigan

HVAC: Stockbridge, MI

Washtenaw County

city of ann arbor michigan

HVAC: Ann Arbor, MI

city of saline, michigan

HVAC: Saline, MI

city of chelsea, michigan

HVAC: Chelsea, MI

city of Ypsilanti, michigan

HVAC: Ypsilanti, MI

city of manchester michigan

HVAC: Manchester, MI

city of dexter michigan

HVAC: Dexter, MI

Lenawee County

city of adrian michigan

HVAC: Adrian, MI

city of clayton, michigan

HVAC: Clayton, MI

city of hudson, mi

HVAC: Hudson, MI

city of Tecumseh, michigan

HVAC: Tecumseh, MI

city of clinton, michigan

HVAC: Clinton, MI

city of onsted michigan

HVAC: Onsted, MI

Hillsdale County

Aerial view of a suburban neighborhood with curved streets

HVAC: Allen, MI

Autumn trees with vibrant orange leaves border a field

HVAC: Camden, MI

A field with tall grasses and yellow wildflowers

HVAC: Montgomery, MI

Street view of a row of brick buildings

HVAC: Reading, MI

city of hillsdale michigan

HVAC: Hillsdale, MI

Your HVAC, Air Quality and Generator Experts For Over 43 Years

Aspen One Hour Heating & Air Conditioning

A yellow and gray commercial van branded with "Aspen One Hour Heating, Air Conditioning & Plumbing" and promotional text about service priorities.
Map of Michigan with highlighted counties in the Eastern Time Zone, marked by heating and cooling symbols on the southeastern and southern parts of the state.

Contact Us

Use our online contact form below with your project details, and we’ll provide you with a customized solution tailored to your specifications. Our experts aim to respond to all online inquiries within one business day.

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Before you go...

free inspection

& Second opinion

Logo of aspen one hour heating & air conditioning, featuring a clock and text, "always on time...or you don't pay a dime!®", and mentioning service in jackson, mi since 1981.

Take advantage of our free inspection and free second opinion offer and receive a complimentary estimate for any new installation service.