7 AC Repair Contractors in Holliston, MA

4.7 avg rating
7,008 total reviews2 offer 24/7 service
Need emergency service? 2 HVAC providers in Holliston offer 24/7 availability

Top-Rated AC Repair Contractors in Holliston

#1

Rodenhiser Home Services

4.8(3,150 reviews)
Highly Rated

Three sampled reviews yield a 66% satisfaction rate, with both five-star ratings praising technician expertise and honest pricing while a single one-star…

325 Hopping Brook Rd, Holliston, MA 01746
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#2

Nicholson Plumbing, Electrical, Heating, and Air Conditioning

4.8(3,086 reviews)
24/7 Highly Rated

Four reviews mention specific technicians by name, with Jimmy and Nicholas Brodeur each appearing in multiple accounts. Positive reviews consistently reference…

71 Whitney St, Holliston, MA 01746
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#3

SumZero Energy Systems

4.9(492 reviews)
Highly Rated

Four hundred seventy-six reviews produce a 4.9-star average, indicating strong overall satisfaction. Customer accounts reference multiple service calls over…

84 October Hill Rd, Holliston, MA 01746
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All AC Repair Contractors (7 total)

Lamont Plumbing and Heating, LLC.

5.0(144)
Highly Rated

All 144 reviews carry a 5-star rating, with customers specifically praising same-day scheduling, transparent…

770 Washington St #6, Holliston, MA 01746
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ThermaCare Heating, Air & Electric

4.9(107)
24/7 Highly Rated

107 reviewers collectively award 4.9 stars, with multiple customers specifically naming technicians Curtis,…

785 MA-126, Holliston, MA 01746
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J.A. Frederick Plumbing and Heating

4.5(16)

12 of 16 reviewers awarded 5 stars, praising quick arrival times and friendly technicians who explained…

1625 Washington St Unit C, Holliston, MA 01746
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Green Plumbing & Heating

4.2(13)

Twelve of 13 reviewers awarded 4 or 5 stars, with positive feedback emphasizing same-day arrival, technical…

76 Railroad St Rear, Holliston, MA 01746
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AC Repair Costs in Holliston

Typical repair costs for Holliston homeowners, by problem type.

ServiceLowAverageHigh
Diagnostic / service call
Usually credited toward repair
$83$132$220
Refrigerant recharge (R-410A)
$165$385$770
Capacitor replacement
$132$275$495
Fan motor replacement
$275$495$770
Compressor replacement
$880$1,980$3,080
Evaporator coil repair
$440$990$1,650
Labor (hourly rate)
Per hour during business hours
$83$121$165

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

AC Repair in Holliston, MA: What to Expect

Holliston sits within the Boston metropolitan area, where winters drop to 22 F and summers climb to 82 F with notable humidity. This temperature swing creates year-round demand for climate control, and the region operates under one of the most regulated HVAC markets in the country. Seven contractors serve the area, collectively earning an average rating of 4.7 across more than 7,000 customer reviews, and two of them maintain 24/7 availability for emergency calls.

Massachusetts requires HVAC contractors to hold a Refrigeration Technician License alongside either a Sheet Metal or Pipefitter journeyman or master license from the Division of Professional Licensure, establishing a clear benchmark for professional qualification. Typical costs reflect this regulatory environment: diagnostic service calls range from $83 to $220, refrigerant recharges for R-410A systems run $165 to $770, and capacitor replacements cost $132 to $495. These figures represent common investments for maintaining cooling systems in older New England homes.

Customer feedback points to distinct service approaches among top performers. SumZero Energy Systems maintains a 4.9-star average across 476 reviews, with clients noting reliable response times across multiple service calls over several years. Rodenhiser Home Services holds a 4.8-star rating with customers highlighting technician expertise and honest pricing, though some reviews cite communication delays. At Nicholson Plumbing, Electrical, Heating, and Air Conditioning, the 4.8-star rating includes repeated mentions of technicians Jimmy and Nicholas Brodeur, with customers praising clear communication and floor protection during service visits.

Frequently Asked Questions

AC repair in Holliston typically costs $83-$3,080 depending on the problem. Diagnostic calls run around $75-$200, refrigerant recharges $150-$700, capacitor replacement $120-$450, and compressor replacement $800-$2,800. Most contractors apply the diagnostic fee toward the final repair cost if you proceed.