26 Emergency HVAC Contractors in Gaithersburg, MD
Top-Rated Emergency HVAC 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…”
Mallick Plumbing & Heating, Inc.
“The overwhelming majority of reviews award 5-star ratings, with customers frequently naming specific technicians Rob, Roberto, Eric, and Mark for their…”
All Emergency HVAC Contractors (26 total)
Presidential, Inc.
“Nearly all 1,793 reviewers award 5 stars, with technicians Rinard, Jose, Richard, Walter, Juan, and Gina…”
Electrical Connections
“Five-star ratings dominate the review history, with two sampled customers awarding perfect scores and…”
CroppMetcalfe
“Positive reviews consistently praise same-day technician arrival during temperature emergencies, with one…”
Dars Appliance Repair
“Four separate reviews highlight same-day or next-day arrival guarantees, with three additional narratives…”
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…”
Shanco Roofing
“All three featured reviewers award 5-star ratings, with each describing specific team members by name.…”
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…”
GiROSS CHIMNEY & DUCT SERVICES
“All five-star reviews name specific technicians, with Miguel appearing in the majority of testimonials.…”
Mannix Heating and Cooling- Gaithersburg
“One hundred sixty-six reviews yield a 4.9-star average, with all sampled five-star ratings detailing…”
The Drain Guys
“Three of four detailed reviews award five stars, with particular praise for diagnostic clarity and same-day…”
Hecox Home Services LLC
“Four reviewers specifically mention emergency response scenarios involving same-day or same-afternoon…”
P&Y Heating and Cooling
“All 103 reviews award 5 stars, with every reviewer recommending the company. Customers consistently praise…”
Mario Bro, LLC
“All 53 reviewers awarded 5 stars, with multiple customers specifically mentioning quick same-day service,…”
Sears Heating and Air Conditioning
“Three reviews provide detailed accounts: one describes post-installation issues including incomplete cleanup…”
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…”
NAC Mechanical Services, LLC
“Five of 13 reviews award 5 stars, praising named technicians and project quality, while four 1-star reviews…”
Densel Company
“One customer review exists, and it describes a negative interaction involving company vehicle operation. The…”
Emergency HVAC Costs in Gaithersburg
After-hours, weekend, and holiday HVAC service pricing in Gaithersburg. Rates are typically 1.5-2x standard.
| Service | Low | Average | High |
|---|---|---|---|
After-hours service call (weekday night) Base fee before labor | $150 | $200 | $300 |
Weekend service call | $175 | $225 | $325 |
Holiday / major holiday call | $225 | $300 | $450 |
Emergency labor (hourly) 1.5-2x standard hourly rate | $160 | $205 | $250 |
Emergency repair total (typical) Repair + after-hours surcharge | $300 | $700 | $1,200 |
Emergency repair (major) Compressor, heat exchanger failures | $1,200 | $2,200 | $3,500 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
Emergency HVAC in Gaithersburg, MD: What to Expect
Gaithersburg experiences the kind of temperature extremes that make reliable cooling and heating non-negotiable. Summer humidity pushes afternoon highs toward 88 F, while winters around the Baltimore metro area dip near 27 F with biting coastal moisture. These conditions keep local HVAC systems under constant strain, which explains why twelve contractors serve this market with an average rating of 4.9 stars across thousands of reviews. When a furnace fails on a January night or a compressor quits during a July heat wave, residents search specifically for Emergency HVAC in Gaithersburg, knowing the stakes involve more than comfort, the safety of their families depends on functional heating and cooling.
Emergency service calls command specific premiums reflecting when problems occur. An after-hours service call on a weekday night runs $150-$300, while a weekend service call typically costs $175-$325. Holiday calls, including major holidays, reach $225-$450. These figures represent standard market rates for response time and technician availability rather than markup complexity. Maryland law requires every contractor performing emergency repairs to hold a Master HVACR License from the Maryland Department of Labor, a credential that ensures technical competence and adherence to state codes. Understanding these cost tiers helps homeowners recognize fair pricing when systems fail unexpectedly.
The contractor landscape includes several standout performers. GAC Services earns consistent recognition for technicians like Chun and Kevin Bateman, with reviewers specifically noting furnace diagnostics and electrical repair expertise. Presidential, Inc. draws repeated mention of technician Rinard for professional conduct and same-day emergency response. Across thousands of reviews,clients consistently praise clear communication, thorough diagnostics, and reliable follow-through, patterns that distinguish quality providers from those who simply complete repairs without addressing underlying issues.
Frequently Asked Questions
Other HVAC Services in Gaithersburg, MD
All HVAC Contractors in Gaithersburg, MD
Complete directory of 53 contractors — browse alphabetically
A–Z
All HVAC Contractors in Gaithersburg, MD
Complete directory of 53 contractors — browse alphabetically