9 AC Repair Contractors in Marshfield, MA
Top-Rated AC Repair Contractors in Marshfield
On the Mark Plumbing, Heating & Cooling
“Thirty reviewers awarded perfect 5-star ratings, with multiple clients specifically mentioning same-day response during heating emergencies. Two technicians,…”
SIGMA Mechanical Services
“Three of five detailed reviews mention specific technicians, with Jeff praised for same-day condenser repair and Rich noted for sales professionalism. Positive…”
All AC Repair Contractors (9 total)
Matty The Plumber
“Six reviewers uniformly award 5 stars, with four explicitly noting same-day or next-day arrival. Three…”
Mulligan Appliance Repair Service
“Of 16 reviews, 3 explicitly mention same-day or emergency response capabilities. Positive reviews…”
J T Dustin Plumbing & Heating
“All six reviews award five stars, with three explicitly praising emergency response capability and same-day…”
Steve Burke Plumbing, LLC
“Four of five reviewers awarded five stars, praising upfront pricing, same-day responsiveness, and…”
P G & Sons Plumbing & Heating
“All three reviews award five stars, with emergency same-day service mentioned by two reviewers. Pricing…”
Duxbury Plumbing & Heating
“One customer awarded a 5-star rating, with the reviewer specifically praising the turnaround time and…”
AC Repair Costs in Marshfield
Typical repair costs for Marshfield homeowners, by problem type.
| Service | Low | Average | High |
|---|---|---|---|
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 Marshfield, MA: What to Expect
Marshfield sits within the Boston metro's climate zone, where winters drop to around 22 F and summers climb into the low 80s with real humidity. That summer heat is what makes reliable AC essential here, even though heating dominates the seasonal workload for the ten contractors serving the area. The local market averages a 4.2 rating across 122 reviews, meaning homeowners have clear signals about who shows up on time and who does the job right. When the July humidity settles in and your system won't cool, that reputation is what separates a quick fix from days of discomfort. AC Repair in Marshfield is a practical necessity, not a luxury, and the data reflects that demand.
Massachusetts requires HVAC contractors to hold both a Refrigeration Technician License and a Sheet Metal or Pipefitter journeyman or master license from the Division of Professional Licensure, making proper credentials the baseline for any legitimate service call. In this market, diagnostic visits run $83 to $220, R-410A refrigerant recharges cost $165 to $770, and capacitor replacements range from $132 to $495. Those numbers track directly with the equipment complexity and the labor that follows a proper license, not guesswork or weekend certifications.
Customer reviews point to consistent strengths across the top-rated shops. On the Mark Plumbing, Heating & Cooling earned perfect 5-star ratings from thirty reviewers, with multiple clients noting Mark and Joe's same-day response during heating emergencies. SIGMA Mechanical Services received praise for clear communication, with Jeff mentioned specifically for same-day condenser repair and Rich noted for straightforward sales approach. Rand-Handy Oil Co Inc holds eight 5-star reviews, with clients citing eighteen-plus year relationships and naming technicians Marc, Joe, and Kyle by name.