25 AC Repair Contractors in Gaithersburg, MD
Top-Rated AC Repair Contractors in Gaithersburg
GAC Services
“Four reviewers specifically name individual technicians (Chun, Kevin Bateman, Edwin Sanchez) and describe skills ranging from furnace diagnostics to electrical…”
Michael Bonsby HVAC, Plumbing & Electrical
“Every reviewer awarded 5 stars, with two clients specifically naming their technicians and highlighting detailed diagnostic explanations as distinguishing…”
All AC Repair Contractors (25 total)
Parker Pearce Service Experts
“Positive reviews consistently praise same-day technician arrival during temperature emergencies, with one…”
James A. Wheat & Sons, Inc.
“Over 99% of reviewers assign 5-star ratings, with only one 1-star critique in the dataset mentioning pricing…”
Rod Miller Company
“Every one of 639 reviews rates 5 stars, with six reviewers specifically mentioning technicians by name.…”
Cool Breeze Plumbing, Heating & A/C
“Eight of ten sampled reviewers describe resolution of problems that persisted after attempts by other…”
Metro Services HVAC
“All featured reviewers awarded 5-star ratings, with both customer testimonials naming technicians Mike and…”
B&B Air Conditioning & Heating Service
“313 of 340 reviewers awarded five-star ratings, with repeated descriptors including same-day arrival,…”
Atlantic Coastal Cooling and Heating, Inc. (ACCH)
“Five-star ratings dominate the 302 reviews, with technicians Jamie, Billy, and Hank named repeatedly across…”
United Air Temp
“Across 289 reviews, technicians earn consistent praise for arriving on time, explaining repairs clearly, and…”
Sichinava Heating and Air Conditioning
“Every reviewer highlights responsiveness as a defining strength, with three customers specifically noting…”
Mannix Heating and Cooling- Gaithersburg
“One hundred sixty-six reviews yield a 4.9-star average, with all sampled five-star ratings detailing…”
Hecox Home Services LLC
“Four reviewers specifically mention emergency response scenarios involving same-day or same-afternoon…”
Smock Heating & Air
“Every review is 5 stars, with multiple customers emphasizing same-day response and thorough technical…”
ADI Heating & Air Conditioning, LLC
“Four of five detailed reviews specifically name Ronen as the technician providing service, with three…”
Mallick Mechanical Services
“Three of four detailed reviews mention same-day or next-day arrival despite scheduling obstacles like severe…”
Germantown Heating & Air Conditioning
“Three featured reviews yield mixed results: two five-star ratings praise diagnostic skill, same-day…”
Harvey W Hottel, Inc.
“Positive reviews emphasize project efficiency and professional conduct, while the lone 1-star review cites…”
LP
“Eight of eight reviews award five stars, with the remaining two reviewers granting four stars. Four reviewers…”
Gaithersburg AC and Heating - AMS
“Six of seven reviews award five stars, with three clients specifically praising same-day response times…”
AAA Residential Services Ltd, Heating & Air Conditioning
“All 4 published reviews award a perfect 5-star rating, indicating strong customer satisfaction. Homeowners…”
Heating & Air Conditioning
“Four of six reviews award five stars, with two reviewers specifically naming individual technicians and…”
Diversified HVAC Services
“Of four detailed negative reviews, three cite billing disputes including unexpected weekend surcharges and…”
AC Repair Costs in Gaithersburg
Typical repair costs for Gaithersburg homeowners, by problem type.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call Usually credited toward repair | $75 | $120 | $200 |
Refrigerant recharge (R-410A) | $150 | $350 | $700 |
Capacitor replacement | $120 | $250 | $450 |
Fan motor replacement | $250 | $450 | $700 |
Compressor replacement | $800 | $1,800 | $2,800 |
Evaporator coil repair | $400 | $900 | $1,500 |
Labor (hourly rate) Per hour during business hours | $75 | $110 | $150 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Repair in Gaithersburg, MD: What to Expect
Gaithersburg sits in the Washington metropolitan area where summers push into the upper 80s with the kind of humidity that makes your air conditioner work overtime. The combination of coastal moisture and freezing winter temperatures cycles heating and cooling systems relentlessly, creating steady demand for professional AC Repair in Gaithersburg. With 25 contractors serving this market and an average rating of 4.7 across nearly 18,000 reviews, homeowners have access to a well-established local industry built around responding to these climate demands.
Across the market, standard services carry predictable price points. A diagnostic visit runs $75-$200, while refrigerant recharges using R-410A typically cost $150-$700 depending on system size and complexity. Capacitor replacements range from $120-$450 and represent one of the more common mid-season repairs when systems strain against summer heat. Maryland requires contractors to hold a Master HVACR License from the state labor board, a baseline qualification that governs who can legally service residential systems in the region.
Customer feedback highlights different strengths among top providers. Reviewers frequently mention GAC Services technicians including Chun and Edwin Sanchez for competent furnace and electrical repairs. Presidential, Inc. draws consistent praise for same-day emergency responsiveness, with technicians like Rinard and Jose noted for professional conduct. Michael Bonsby receives attention for technicians who walk customers through diagnostics in detail before proceeding with work. Across high-performing contractors, five-star reviews commonly cite transparent communication and reliable follow-through as repeat-request factors.