13 AC Repair Contractors in Upper Marlboro, MD

3.8 avg rating
1,606 total reviews3 offer 24/7 service
Need emergency service? 3 HVAC providers in Upper Marlboro offer 24/7 availability

Top-Rated AC Repair Contractors in Upper Marlboro

#1

Belair Engineering and Service Company, Inc.

4.9(1,482 reviews)
24/7 Highly Rated

All five sampled reviews award five stars, with customers praising diagnostic thoroughness, professional demeanor, and transparent recommendations. Two reviews…

15881 Commerce Ct, Upper Marlboro, MD 20774
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#2

Alliance Trade Services

5.0(33 reviews)
24/7

Thirty-three reviewers award perfect 5-star ratings, with multiple clients noting same-day emergency response and technicians who explain repairs in accessible…

9701 Croom Rd, Upper Marlboro, MD 20772
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#3

C&D Mechanical LLC

5.0(21 reviews)

Twenty-one reviewers each awarded 5 stars, with multiple customers emphasizing same-day arrival, upfront pricing discussion before work began, and follow-up…

4605 Sutherland Cir, Upper Marlboro, MD 20772
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All AC Repair Contractors (13 total)

Zack HVAC Services

4.8(19)

Three of three detailed reviewers praised responsive same-day service, with one specifically noting Saturday…

14605 Elm St Suite 413, Upper Marlboro, MD 20773
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HVAC Ecology

5.0(13)

Seven visible reviews assign perfect 5-star ratings, with the technician named Rodney appearing in multiple…

9404 Fairhaven Ave, Upper Marlboro, MD 20772
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The Severn Group

4.5(13)

Of five detailed reviews, four award perfect 5-star ratings citing excellent service, response time, and…

375 Prince Georges Blvd Ste.B, Upper Marlboro, MD 20774
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Welch & Rushe Inc

4.1(9)

Reviews split evenly at two each for 1-star and 5-star ratings, with positive feedback citing experienced…

391 Prince Georges Blvd, Upper Marlboro, MD 20774
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S&S Mechanical

4.3(6)

Three verified client reviews unanimously award five-star ratings, collectively praising the company's…

4831 South Crain Hwy, Upper Marlboro, MD 20772
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Arctic Blast Refrigeration

2.3(7)

Three of six detailed reviewers report severe communication failures, including unreturned calls spanning…

Upper Marlboro, MD 20773
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USA Services

4.0(2)
24/7

Both verified reviews award 5 stars, with one client specifically naming technician Pablo and praising his…

11502 Polaris Dr, Upper Marlboro, MD 20774
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USA HVAC Services

5.0(1)

One five-star review celebrates punctuality, professionalism, and efficiency, confirming that the technician…

5731 Crain Hwy #200, Upper Marlboro, MD 20772
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Air Pyramid Service

0.0
14800 Pratt St, Upper Marlboro, MD 20772
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Riley's Heating & Air conditioning

0.0

Two documented client testimonials highlight positive experiences: one client praised professional…

9900 Sudan Pl, Upper Marlboro, MD 20772
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AC Repair Costs in Upper Marlboro

Typical repair costs for Upper Marlboro homeowners, by problem type.

ServiceLowAverageHigh
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 Upper Marlboro, MD: What to Expect

Summer heat wrapped in coastal humidity pushes cooling systems hard in Upper Marlboro, pushing indoor units to handle latent moisture loads that compound the strain of 88 F afternoons. Come winter, 27 F average temperatures off the Chesapeake Bay demand reliable heating, often running alongside AC equipment that sits idle for months before sudden spring warm-ups. Thirteen licensed contractors serve this area, combining for roughly 1,600 reviews with an average rating of 3.8 stars, indicating a market where reliable AC repair in Upper Marlboro remains in steady demand but with noticeable variation in service consistency.

Pricing transparency helps homeowners budget for the type of repair their system requires. A diagnostic or service call typically runs between $75 and $200, while refrigerant recharge for R-410A systems carries a price tag of $150 to $700 depending on labor and refrigerant market rates. Capacitor replacement, a common fix for systems that refuse to start, ranges from $120 to $450. Maryland law requires all contractors performing these services to hold a Master HVACR License from the state Department of Labor, ensuring baseline qualifications for handling refrigerant and electrical components safely.

Customer feedback points to concrete differences in how local contractors operate. Alliance Trade Services receives repeated mentions for same-day emergency response and technicians who explain repairs in accessible language, while C&D Mechanical LLC earns citations for same-day arrival, upfront pricing discussions before work begins, and follow-up calls verifying system performance after service completion. These patterns across reviews highlight what separates one provider from another beyond credentials alone.

Frequently Asked Questions

AC repair in Upper Marlboro typically costs $75-$2,800 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.