9 AC Installation Contractors in Somerville, MA

3.6 avg rating
558 total reviews3 offer 24/7 service
Need emergency service? 6 HVAC providers in Somerville offer 24/7 availability

Top-Rated AC Installation Contractors in Somerville

#1

Green Tech Plumbing & Heating

4.8(486 reviews)
24/7 Highly Rated

Six homeowners gave five-star ratings, with all reviewers praising the same technician (David/Dave). Five reviewers mention rapid response times, including…

165 Middlesex Ave #1057, Somerville, MA 02145
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#2

Briggs AC Services

5.0(34 reviews)
24/7

34 reviewers collectively award a perfect 5-star rating, with multiple clients explicitly praising same-day appointment availability, transparent upfront…

14 Tyler St suite 138, Somerville, MA 02143
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#3

AirSupp Heating & Cooling

5.0(27 reviews)

Every reviewer awarded 5 stars, with multiple clients specifically naming technician Serhii for same-day emergency response, and four reviews highlighting his…

240 Elm St 2 floor, office 233, Somerville, MA 02144
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All AC Installation Contractors (9 total)

Somerville HVAC Pros

5.0(6)

All six reviews award five stars, with four reviewers specifically praising the team's punctual arrivals and…

38 Skehan St, Somerville, MA 02143
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Garcia services

5.0(1)
24/7

One customer awarded Garcia services a 5-star rating for air conditioning maintenance, noting satisfaction…

139 Pearl St #3, Somerville, MA 02145
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Temperature Controlled Systems

5.0(1)

The sole verified review cites specific repairs, compressor, evaporator fan, valve work, and refrigerant…

28 Farragut Ave, Somerville, MA 02144
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Premier Mechanical

2.3(3)

Two of three reviewers assigned one-star ratings citing operational frustrations, while a single five-star…

29 Mystic Ave, Somerville, MA 02145
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Beantown Mechanical Corp

0.0
165 Middlesex Ave, Somerville, MA 02145
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Manatee Energy Heat Pumps

0.0

This contractor currently has no verified customer reviews available for analysis. Rating and review data…

444 Somerville Ave, Somerville, MA 02143
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AC Installation Costs in Somerville

New central AC installation costs in Somerville, by system type and brand.

ServiceLowAverageHigh
Window unit
$168$392$784
Ductless mini-split (single zone)
$2,240$5,040$8,960
Central AC replacement (existing ducts)
$3,920$7,280$13,440
Central AC new install (with ductwork)
$7,840$13,440$22,400
Carrier (residential)
$4,256$6,944$11,760
Trane (residential)
$5,600$9,856$15,232
Lennox (residential)
$3,920$7,280$13,440
Rheem (residential)
$3,584$6,160$10,080

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

AC Installation in Somerville, MA: What to Expect

Somerville sits in the greater Boston metro, where winter lows drop to 22 degrees and summer highs hit the low 80s with real humidity. Heating dominates the seasonal load, but those muggy summers create serious cooling demand too. Nine contractors serve the area with an average rating around 3.6 based on over 550 reviews, and three offer around-the-clock service. That makes AC Installation in Somerville a significant investment for homeowners who want comfort during the brief but sticky cooling season.

Costs depend heavily on the system type and existing infrastructure. A window unit runs roughly $168 to $784, while a ductless mini-split for a single zone typically costs between $2,240 and $8,960. Replacing central air when ductwork is already in place ranges from $3,920 to $13,440. Massachusetts requires contractors to hold both a Refrigeration Technician License and a Sheet Metal or Pipefitter journeyman or master credential from the state Division of Professional Licensure, which adds to the overhead every homeowner is paying for.

Homeowners who left reviews consistently mention response speed and technician expertise. At Green Tech Plumbing and Heating, six five-star reviewers all praised the same technician, Dave, with five mentioning text replies within thirty minutes or same-day visits. Briggs AC Services earned a perfect five-star average across thirty-four reviews, with clients noting same-day appointment availability and transparent pricing. AirSupp Heating and Cooling also maintains a five-star rating, and multiple clients specifically named Serhii for same-day emergency response and sharp diagnostic skills.

Frequently Asked Questions

New AC installation in Somerville costs $168-$22,400 depending on system type. Window units run $150-$700, ductless mini-splits $2,000-$8,000 per zone, central AC replacement with existing ducts $3,500-$12,000, and full new installs with ductwork $7,000-$20,000. SEER rating, tonnage, and brand significantly affect pricing.