73 HVAC Service Contractors in Waterbury, CT

4.6 avg rating
5,299 total reviews6 offer 24/7 service
Need emergency service? 8 HVAC providers in Waterbury offer 24/7 availability

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Top-Rated HVAC Service Contractors in Waterbury

#1

Valiant Home & Energy

4.8(1,518 reviews)
Highly Rated

Every reviewer awarded 5 stars, with technicians named in multiple reviews receiving specific praise. Customers frequently mention energy audits, same-day…

165 Railroad Hill St, Waterbury, CT 06708
#2

Roto-Rooter Plumbing & Water Cleanup

4.8(676 reviews)
24/7 Highly Rated

All six featured reviewers awarded 5-star ratings, with four specifically naming individual technicians who arrived same-day or within hours of their call.…

411 Highland Ave #2N, Waterbury, CT 06708
#3

American Heating Air Conditioning Service

4.9(402 reviews)
24/7 Highly Rated

Four distinct reviewers explicitly name technicians Ron, Frank, or Ron M., citing specific scenarios including boiler servicing, zone installations, and…

64 Westridge Dr, Waterbury, CT 06708

All HVAC Service Contractors (73 total)

ProService Mechanical

4.8(373)
Highly Rated

Seven of eight reviewers awarded 5 stars, with customers specifically naming technicians Michael and Mike for…

Ward Heating and Cooling LLC

5.0(260)
Highly Rated

All 260 reviews award five stars, with emergency same-day service mentioned across multiple testimonials…

Superior HVAC & Tank Removal | Residential Heating & Cooling Contractor

4.9(277)
24/7 Highly Rated

277 reviewers awarded a 4.9-star average, with multiple five-star reviews praising Johnnie's crew for system…

240 Railroad Hill St, Waterbury, CT 06708

Paraco Gas

4.7(165)

Six of seven detailed reviews award 5 stars, with staff members Debbie, Stephanie, Linda P., Kathy B., and…

75 E Aurora St, Waterbury, CT 06708

Plumbtech, LLC

4.9(125)
Highly Rated

All 125 reviews aggregate to a 4.9-star average, with 6 of 7 full reviews awarding 5 stars. Emergency…

Aire Serv of New Haven

4.9(120)
Highly Rated

Eight customers left perfect 5-star reviews, with several noting their multi-year relationships spanning 17…

TruComfort Heating and Cooling

5.0(107)
Highly Rated

All 107 reviews award perfect 5-star ratings, with customer narratives consistently emphasizing three themes:…

Service Sean, LLC

4.9(115)
Highly Rated

Three of six detailed reviewers report unresolved pricing disputes and communication issues, while the…

BENDER

4.6(139)

Across 139 reviews, BENDER maintains a 4.6-star average with customers specifically praising individual team…

155 S Leonard St, Waterbury, CT 06708

Sky Heating And Cooling LLC

5.0(88)

Eight reviewers collectively emphasize three recurring strengths: same-day responsiveness during heating…

Industrial Management & Training Institute (IMTI)

4.5(135)

Three of four accessible reviews award 5 stars, with graduates specifically praising job placement assistance…

233 Mill St, Waterbury, CT 06706

Hocon Gas

4.0(177)

5 of 177 reviews mention specific technicians by name, with each naming Dave Venice, Valerie Bartley, or the…

20 Railroad Hill St, Waterbury, CT 06708

Torrco Design Center, Bath & Kitchen Showroom

4.7(60)

All five-star reviews specifically name staff members who assisted them, with Brianna appearing in multiple…

100 N Elm St 1st Floor, Waterbury, CT 06702

Best Oil

4.3(78)

78 reviews yield a 4.3-star average, with 6 of 8 detailed reviewers awarding 5 stars and praising same-day…

237 Huntingdon Ave, Waterbury, CT 06708

Benjamin Home Service , LLC.

5.0(31)

All 31 reviews award five stars, with 8 of 8 sampled reviews specifically praising same-day or next-day…

SERVPRO of Waterbury

4.4(50)
24/7

Five of five detailed reviews award 5 stars, with reviewers naming specific technicians including Vladimir,…

2095 S Main St #8, Waterbury, CT 06706

Omni Energy

4.3(54)

Among 54 reviews, five-star ratings dominate the sentiment with customers consistently praising owner Steve,…

40 Ford Ave, Waterbury, CT 06708

Sollas Heating

4.7(33)
24/7

Six reviewed customers all awarded 5-star ratings, with emergency response mentioned in three separate…

220 Plank Rd, Waterbury, CT 06705

Right Way Mechanical, LLC

5.0(25)

All 25 reviews award 5 stars. Five reviewers specifically mention same-day or next-day service during cold…

JP Maguire Associates Inc.

3.9(42)
24/7

Three of three detailed reviews award 5 stars, citing same-day emergency arrival, decade-long warranty…

266 Brookside Rd, Waterbury, CT 06708

M J Fahy & Sons Inc

3.9(40)

Reviewers split distinctly: positive feedback references successful HVAC conversions and professional…

20 Judd St, Waterbury, CT 06702

F.W. Webb Company - Waterbury

3.9(40)

3 of 4 detailed reviews mention specific staff members, positive reviews credit Helen and positive service…

737 Bank St, Waterbury, CT 06708

Precision Air Mechanical

5.0(17)

All seventeen reviews award five stars, with each testimonial mentioning Anthony by name and praising either…

Torrco (Sales Counter only)

4.4(25)

Three of seven reviewers specifically named individual staff members who provided knowledgeable assistance.…

100 N Elm St, Waterbury, CT 06702

Porter and Chester Institute

3.4(66)

Three of six detailed reviews award 5 stars, with satisfied students specifically naming instructors like Mr.…

881 Wolcott St, Waterbury, CT 06705

Brass City Fuel

3.7(46)

19 of 46 reviewers cite specific delivery issues including rude conduct, unannounced arrival windows, and…

130 Washington Ave, Waterbury, CT 06708

Spring Climate, LLC

5.0(15)

Three reviewers specifically mention same-day or quick-response service, including one during an extreme heat…

HVAC Service Costs in Waterbury

General HVAC service pricing across maintenance, repair, and installation in Waterbury.

ServiceLowAverageHigh
Service call / diagnostic
$81$130$216
Routine tune-up (single system)
$76$135$216
Standard repair (avg)
$162$648$1,296
Major repair (compressor, heat exchanger)
$1,620$2,700$3,780
New system installation (mid-range)
$7,020$11,340$15,120
Full HVAC replacement
AC + furnace combined
$12,517$14,504$15,228

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

HVAC Service in Waterbury, CT: What to Expect

Waterbury’s interior location near Hartford produces a true humid continental climate: summers average highs near 87°F with 22 days above 90°F and about 66% humidity, while winters drop to around 19°F with regular snow from November through March. That swing drives steady demand for both cooling and heating, which is reflected in a local market of 73 contractors averaging a 4.1 rating — so search for hvac-service Waterbury with an eye to those review patterns.

The data set doesn’t include specific line-item cost figures, so prospective customers should request itemized estimates; note that pricing can vary with system size, allowances for insulation, and seasonal urgency. Connecticut requires a Class 1 Master Heating, Piping and Cooling (HPC) Contractor license from the Department of Consumer Protection, which is a sensible screening criterion. There are 8 firms advertising 24/7 service and 5,504 aggregate reviews that hint at competitive, sometimes emergency-driven rates.

Customer highlight entries were not provided, so look instead for recurring themes in reviews: prompt emergency response, clear written warranties, and thorough maintenance histories tend to correlate with higher satisfaction. When interviewing technicians, confirm the Master HPC credential, ask for recent local references, compare preventive maintenance packages, and note transparency about parts and labor to avoid surprises.

Frequently Asked Questions

HVAC service pricing in Waterbury ranges from diagnostic calls around $75-$200 to full system replacements at $11,000-$14,000. Routine tune-ups run $70-$200, standard repairs average $150-$600, and major component replacements (compressor, heat exchanger) can reach $2,800-$3,500.

All HVAC Contractors in Waterbury, CT

Complete directory of 74 contractors — browse alphabetically

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