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10 Year Extended Warranty

10 Years on Parts & 10 Years on Labor
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10 Year Extended Warranty

10 Years on Parts & 10 Years on Service

Heating & Cooling Services Mountain Grove, MO

Too Hot?
Too Cold?

Family OWNED • Trusted Service • Lasting Comfort

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Bob & Brenda Shannon
Our Family Serving Yours since 1987

Our Services

Heating, Cooling, and Electrical Services You Can Count On

Our local team delivers fast HVAC repairs, lasting comfort, and true family care for homes and businesses in Mountain Grove, Ava, Mansfield, Seymour, Hartville, Cabool, Houston, Norwood, Willow Springs, Mountain View, and the surrounding communities.

Since 1987, Shannon Heating & Cooling has kept homes and businesses across the Mountain Grove region and nearby towns comfortable with old-school service and modern expertise. Founded by Bob Shannon and his wife Brenda, we treat every home like our own, delivering fast, reliable HVAC repairs and installations with genuine care.

With a fully equipped service fleet on the road every day, we’re ready to respond quickly when comfort matters most—whether you need a repair, installation, or expert troubleshooting.

As York Authorized Dealers, our factory-trained, hometown-proud team brings small-town integrity to every job. No franchises, no faceless brands—just neighbors you can trust to fix it right the first time.

Choose Shannon Heating & Cooling for HVAC care that feels like family—right here in Mountain Grove and throughout the surrounding area.

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LG Pro Dealer Badge
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Reliable & Experienced

Proudly Serving The mountain grove area for Over 35 Years.

Extended Warranties

Extended Warranties up 10 Years for parts and 10 Years for  labor

FTL Financing

Stay Comfortable & on budget with preapproved FTL Financing.

OUR SERVICES

We provide a full range of Services for your home & Business

Need service?

Shannon Heating & Cooling, has been proudly serving Mountain Grove and the surrounding communities with reliable heating, cooling, and electrical services since 1987.

Call us at

(417) 926-4045
Request Service

Air Conditioning

Stay cool all summer long with expert AC installation, repair, and maintenance from Shannon Heating & Cooling. We provide reliable solutions to keep your home or business comfortable and efficient.

Heating

From furnaces to heat pumps, we deliver dependable heating services to keep you warm through Missouri winters. Our team handles repairs, replacements, and new installations with precision and care.

Financing

With FTL Financing, we make comfort affordable and accessible. Shannon Heating & Cooling offers flexible payment options so you can get the system you need without delay.

Maintenance

Regular maintenance helps your HVAC system run smoothly, extend its lifespan, and avoid costly breakdowns.

Indoor Air Quality

Breathe cleaner, healthier air with our indoor air quality solutions. From advanced filtration to humidity control, we’ll help you create a safer, more comfortable environment.

Electrical

Our licensed electricians provide professional electrical services for homes and businesses. Whether it’s upgrades, repairs, or installations, Shannon Heating & Cooling delivers safe, reliable results.

TESTIMONIALS

Aaron R.
13:43 06 Sep 25
We had a tree hit our home and air conditioner. They came out quick, we’re so helpful, professional, and have an honest and accurate quote. Highly recommend.
Bradford T.
18:25 04 Sep 25
I can't say enough good things about Shannon Heating & Cooling. They are fast, affordable and very responsive. Its nice to have a company the provides such important services that you can count on!
Brandon S.
15:42 06 Aug 25
They provide excellent customer service!! When you give them a call they show up in a timely manner and get you taken care of!
Dale C.
23:37 05 Aug 25
Did an excellent job under very difficult circumstances.
Karen H.
16:41 04 Aug 25
These guys were on the ball! Came out immediately and assessed the situation. They were very friendly, professional, and worked very hard. . I.would recommend them!
Julia F.
13:57 23 Jun 25
Honest & hard working. They have been great answering all my questions.
Billy S.
15:14 16 Jun 25
Shannon Heating and Air has always been very timley with service,almost always that day or early the next. In a business setting if my air or heat are down I need it done promptly to best serve our customers and they always do the best the can to get us up and running.
Jamie N.
12:49 16 Jun 25
These guys are awesome, great to work with very knowledgeable and always show up when needed! Great for commercial and residential service and installation. I really appreciate working with them and their staff.
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HVAC problems IN THE MOUNTAIN GROVE AREA?

GET FAST REPAIRS & LASTING COMFORT!

(417) 926-4045
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If this is an emergency, call 417-926-4045.
Do NOT email for emergency service.

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