Last updated October 4, 2026 · ranked from 1,008 Google reviews · How we rank
This list ranks 9 hvac companies in and around St. Clair Shores, MI, led by Apollo, Mr. Furnace and Oasis Heating & Cooling LLC. Together they have 1,008 Google reviews; Apollo has the highest Google rating on the list at 4.9. Every place on the list is in St. Clair Shores, MI. Rankings weigh Google rating, review volume, how complete and current each listing is, and our own notes on each place.
Serving St. Clair Shores, MI since 1981, Apollo earns the top spot with residential and commercial HVAC services and a 4.9 Google rating from 471 reviews. Its work covers heating and cooling installation, repairs and maintenance, alongside ductwork and generator installation. Reviewers describe on-time visits, clear explanations and tidy maintenance work; one specifically reports a boiler pressure leak repaired during a maintenance check. Located at 24924 Harper Ave, Apollo also lists Saturday hours from 9 a.m. to 5 p.m.
Serving since 1981
Residential and commercial
Saturday hours
“Apollo was great! Jason , Fred and Nate were all wonderful and very professional. Highly recommend!”
Round-the-clock emergency furnace and AC repair helps put Mr. Furnace at No. 2, alongside a 4.7-star Google rating from 379 reviews. Based on Stephens Road in St. Clair Shores, MI, the company has served Southeast Michigan since 1983. Licensed, in-house technicians handle installation, maintenance, and replacement of furnaces, air conditioners, heat pumps, and ductless systems, with upfront pricing. Reviewers describe technicians answering questions, explaining tune-up work, and checking for leaks or abnormalities—specific examples of careful service.
Prompt maintenance visits and a specific account of successful furnace troubleshooting help earn Oasis Heating & Cooling LLC rank 3. One reviewer describes a technician diagnosing an overheating furnace and making adjustments to stop repeated shutdowns; others praise punctual, efficient service. The company holds a 4.8-star Google rating across 76 reviews and reports more than 15 years serving the area. Based in St. Clair Shores, MI, Oasis handles heating and cooling repairs, installation, maintenance, furnace replacement, and air purification for homes and businesses.
Furnace troubleshooting
Heating and cooling
Air purification
“BEWARE. My elderly folks recently needed their AC looked at since it wasn’t working, so my brother called and scheduled this company. They were charged $250. After some time they realized the AC still wasn’t working properly so they call…”
A local history dating to 1930 and specific accounts of furnace work earn Krueger Heating & AC Co the No. 4 spot. This family-owned company in St. Clair Shores, MI installs and repairs furnaces and air-conditioning units. One reviewer describes a thorough inspection that addressed both the furnace problem and its root cause; another reports remaining with heat throughout a two-furnace and AC installation. Its Google rating is 4.7 from 15 reviews, and online estimates and on-site services are available.
Family owned
Serving since 1930
Furnace and AC
“Just had Krueger out because my furnace wasn’t working. James came in, did a thorough inspection, not only on finding the issue but what the root cause was. James is a super chill young guy who knows what he’s doing, communicates well, a…”
Repeat customers and reports of timely visits help earn Air Tech Air Conditioning & Heating the No. 5 spot in St. Clair Shores, MI. One reviewer describes three positive experiences with furnace and A/C issues; another says the technician arrived when promised. Located at 28010 Harper Ave, the company handles heating and cooling repairs and installations, and says customers deal directly with the owner, with follow-up available after work is complete. Its Google rating is 4.6 stars from 21 reviews.
Direct owner contact
Furnace and A/C
Post-service follow-up
“Brent was the service tech, he came out when they said, good price great service!”
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Installation and repair for both homes and commercial properties put Cozy comfort at No. 6. Located on Little Mack Avenue in St. Clair Shores, MI, the company has reviews describing full HVAC installations in two houses, next-morning service after scheduling, and explanations of AC and furnace maintenance. Customers also mention knowledgeable crews and follow-through. Its 3.8-star Google rating across 10 reviews includes a complaint about unanswered calls and a full voicemail box. Listed weekday hours are 8 a.m. to 5 p.m.
Installation and repair
Residential and commercial
Maintenance explanations
“Harold and Jamal were great and speedy! We had scheduled an appointment Thursday and they were here the next morning. Great pricing and very knowledgeable. I would definitely recommend them!”
Daily hours from 7 a.m. to 10 p.m. give Top Solutions Cooling & Heating a practical reason for its No. 7 spot. The HVAC company lists both installation and repair services, covering two needs for readers comparing local providers. Located at 25530 Little Mack Ave #124 in St. Clair Shores, MI, it maintains the same listed hours Monday through Sunday, including weekends. That consistent schedule and its two service offerings are the core reasons for its inclusion.
Custom sheet metal fabrication gives A.S. Contrera, LLC a specific reason for earning rank 8 among HVAC companies in St. Clair Shores, MI. Based at 20220 Stephens Rd, the company serves commercial, industrial, and institutional customers, handling both fabrication and installation. Its shop supports HVAC systems built to specified sizes and requirements for commercial and industrial buildings. Repair service is also listed, and its named commercial customers include Chrysler/Jeep dealers, ABC Warehouse, ACO Hardware, and Greenfield Towers.
Weekend hours and reported furnace and AC service help earn Colonial Heating & Cooling the No. 9 spot. Located at 29635 Harper Ave in St. Clair Shores, MI, the company lists installations, seasonal tune-ups, and urgent repairs, with more than 30 years in business. One reviewer describes a next-morning AC visit and a repair completed within half an hour; another praises a professional furnace startup. Its 3.9-star Google rating across 36 reviews includes complaints about appointment communication and boiler service, balancing those positive accounts.
Weekend hours
Seasonal HVAC tune-ups
Heating and cooling
“Amazing company. Seriously one of the best I have had the pleasure working with. I initially met them through a friend and had them out for my dryer. Then my furnace went to start this winter and I called them. They were able to come out…”
Ratings and review counts shown are Google ratings, displayed with attribution.
How we ranked this list
Each hvac company is scored on a Bayesian-weighted rating (its rating adjusted for how many reviews it has compared with the St. Clair Shores category average), how recently we verified its details, and how complete its listing is. Scores and ranks are stored, so the order only changes when the underlying data changes.
HVAC Companies in St. Clair Shores, MI: common questions
Who offers 24/7 emergency HVAC repair in St. Clair Shores, MI?
Mr. Furnace explicitly offers 24/7 emergency AC and furnace repair and lists round-the-clock hours every day. Its address is 20220 Stephens Rd, and its phone number is 586-404-4006.
How do local HVAC companies compare on Google ratings and review counts?
Apollo has a 4.9 rating from 471 reviews, compared with Mr. Furnace’s 4.7 from 379 and Oasis Heating & Cooling LLC’s 4.8 from 76. Air Tech Air Conditioning & Heating has a 4.6 rating from 21 reviews, while Krueger Heating & AC Co has a 4.7 from 15.
Which HVAC companies in St. Clair Shores, MI list weekend hours?
Besides Mr. Furnace’s 24/7 schedule, Colonial Heating & Cooling lists 9 a.m.–5 p.m. Saturday and Sunday hours. Top Solutions Cooling & Heating lists 7 a.m.–10 p.m. every day. Apollo lists Saturday hours of 9 a.m.–5 p.m., and A.S. Contrera, LLC lists Saturday hours of 8 a.m.–noon.
Where can I find heat pump installation or indoor air quality services?
Mr. Furnace offers heat pump and ductless system installations, maintenance, and replacements, along with indoor air quality services. Oasis Heating & Cooling LLC offers air purification as well as heating and air conditioning installation and maintenance.
Which companies handle commercial HVAC work in St. Clair Shores, MI?
Apollo and Cozy comfort both serve residential and commercial properties. A.S. Contrera, LLC specializes in commercial, industrial, and institutional HVAC, with custom sheet metal fabrication and installation. It is located at 20220 Stephens Rd and can be reached at 586-777-6666.
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