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TRUSTED BY MIDDLESEX, NY HOMEOWNERS

  • Average homeowner rating star icon4.6
    Average homeowner rating
  • Verified reviews icon118
    Verified heating and air conditioning services reviews

Verified Reviews for Heating And Air Conditioning Service pros in Middlesex, NY

*The Angi rating for Heating And Air Conditioning Service companies in Middlesex, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating And Air Conditioning Service needs.

*The HomeAdvisor rating for Heating And Air Conditioning Service companies in Middlesex, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating And Air Conditioning Service needs.

Last update on January 23, 2026

Find Heating and air conditioning pros in Middlesex

John Betlem Heating & Cooling Inc - HVAC
4.7(
157
)

Serving Middlesex, NY and surrounding areas

Approved (Corporate)

In business since 1941

Free estimates

Emergency services offered

John Betlem Heating & Cooling is a 3rd generation company founded in 1941. They provide Residential HVAC, Electrical and Insulation Services to Rochester, NY and the surrounding towns. John?s slogan that still holds true today is to do ?whatever it takes? to satisfy customers.\n\nJohn Betlem is a premier family operated solutions provider, passionately committed to the health, safety, and comfort for all they serve.

58 neighbors recently requested a quote
Recommended by91%of homeowners
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Avatar for New Horizons GC
New Horizons GC
4.8(
101
)

Serving Middlesex, NY and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

"Installed new furnace. Was very knowledgeable and attentive to us. I would highly recommend their service."
Tile in Progress
Finished
existing valve
existing piping
re piping

+12

Response time7 hrs
10 neighbors recently requested a quote
Recommended by98%of homeowners
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Avatar for T-Mark Plumbing, Heating, Cooling & Electric
T-Mark Plumbing, Heating, Cooling & Electric
4.5(
643
)

Serving Middlesex, NY and surrounding areas

Approved

In business since 1992

Free estimates

Credit card accepted

T-Mark Plumbing, Heating, Cooling & Electric was founded over 25 years ago to provide friendly, efficient service to residents and businesses across Buffalo and Western New York. The largest family-owned and operated business in WNY that understands the challenge and frustrations that can occur with plumbing, HVAC, and electrical emergencies. Community voted the # 1 company in 716 and available 24 hours a day 7 days a week. Our day one focus has never changed: 100% customer satisfaction. We take the time, every time, to ensure our customers are left happy and satisfied with not only the quality of our work, but with the entire T-Mark experience.

Multi-Unit Install
3 neighbors recently requested a quote
Recommended by90%of homeowners
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MQ Heating & Air Conditioning
4.6(
18
)

Serving Middlesex, NY and surrounding areas

Approved

In business since 2013

Free estimates

Customers say: Quick response

MQ Heating & Air Conditioning, professionals have over 25 years of experience making your home/office as comfortable as possible. Whether a heating or cooling issue, our company has the ability to get the job done. From A/C central air installs to heat pump replacements, MQ Heating & Air Conditioning, does it all! Our professionals are dependable, qualified and provide the highest level of customer service. PLEASE ASK US ABOUT OUR FINANCE PROGRAM. Call us today for a free quote!

3 neighbors recently requested a quote
Recommended by93%of homeowners
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Avatar for Lake Country Geothermal, Inc.
Lake Country Geothermal, Inc.
4.5(
2
)

Serving Middlesex, NY and surrounding areas

Approved

In business since 2016

Free estimates

I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. As well as Geothermal heating and cooling systems we are also able to service Hydronic heating systems. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. Give us a call today! We look forward to working with you!

Install
Install
Install
Yard Sign
Install

+11

Response time5 hrs
1 neighbors recently requested a quote
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Avatar for Loyalty Heating & Cooling
Loyalty Heating & Cooling
4.4(
314
)

Serving Middlesex, NY and surrounding areas

In business since 1997

Emergency services offered

Warranties offered

"Loyalty Heating has been my HVAC tech. company for several years. I like having an annual maintenance contract for cleaning and servicing of my furnace every January and my A/C system every May. They also do the cleaning and servicing of my gas fireplace. I've been consistently pleased with their service. I highly recommend them."
LOYALTY HEATING & COOLING
HEAT N GLO Gas Firebrick Inserts
Goodman 80% Single Stage Multi-Speed Furnace
HEAT N GLO Metal Inserts
Goodman 80% 2 Stage Multi-Speed Furnace

+187

Recommended by94%of homeowners
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Heating and Air Conditioning questions, answered by experts

On average, replacing an AC compressor costs between $800 and $2,300, but it could cost as much as $2,800. There are a few factors that impact the price of a compressor replacement, including the type and size of the compressor, as well as the type of HVAC system and local labor rates.

Yes, mini-split or ductless AC systems add value to a home and do not devalue it. They are an attractive feature for potential buyers, especially in older homes without existing ductwork, as they provide a practical air conditioning solution without the significant expense and hassle of installing traditional ducts. Ductless systems also eliminate issues associated with conventional ductwork, such as noise and the potential for pests. Furthermore, homeowners value energy-efficient solutions, and mini-splits offer high efficiency for both heating and cooling, plus zoned temperature control. This leads to lower energy consumption and reduced electric bills, which is a major selling point.

Yes, it’s best to turn off an AC unit that’s blowing hot air to prevent system damage and avoid expensive energy bills. If you let the AC continue running, it will put more strain on the condenser coil and compressor. Plus, if the AC is blowing hot air because of a refrigerant leak, it can also lead to a frozen evaporator coil.

Running a window air conditioner unit costs about $0.06 to $0.88 per hour. Choosing the correct size air conditioner can help it run more efficiently.

Deciding whether to replace just the AC coil or the entire system depends on the age of your unit and the overall cost. Replacing a coil is less expensive than a full system replacement, but it can still be a pricey repair. If your HVAC system is relatively new and still under warranty, or if the replacement cost is significantly lower than a new system, replacing the coil can be a worthwhile investment that restores efficiency and extends the unit's life. However, for older systems (nearing the end of their 10-15 year lifespan) or those with extensive damage, it is often more cost-effective to replace the entire AC unit. Mismatched coils in an older system can lead to inefficiency and future breakdowns, so a full replacement ensures optimal performance and avoids further costly repairs.

The Middlesex, NY homeowners’ guide to heating and air conditioning services

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