6 HVAC Service Contractors in Severn, MD

3.9 avg rating
1,183 total reviews3 offer 24/7 service

Top-Rated HVAC Service Contractors in Severn

#1

Ambient Cooling & Heating LLC

4.8(337 reviews)
24/7 Highly Rated

Six of eight sampled reviewers explicitly mention same-day or next-day service response. Positive sentiment clusters around pricing value, technician…

508 Shaw Ct #103, Severn, MD 21144
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#2

SLO-FLO Plumbing

5.0(244 reviews)
24/7 Highly Rated

All five featured reviewers award five stars, with multiple customers specifically praising the team's rapid arrival times and transparent pricing. Reviewers…

792 Jennie Dr, Severn, MD 21144
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#3

ROCKY HVAC

4.6(291 reviews)
24/7

Every reviewer awarding 5 stars highlights specific positive outcomes: Carlos saved a Bryant heater rather than recommending replacement,…

7939 Citadel Dr, Severn, MD 21144
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All HVAC Service Contractors (6 total)

Carson Plumbing

5.0(176)
Highly Rated

All 176 reviewers award 5 stars, with multiple clients specifically noting fair pricing compared to…

1420 Washington Ave, Severn, MD 21144
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Dremus Appliance Repair LLC

4.2(135)

Among two detailed reviews, one praises the technician's knowledge and punctuality while the other cites…

807 Kandor Ct, Severn, MD 21144
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Glen Burnies Heating and Cooling

0.0
8160 Telegraph Rd, Severn, MD 21144
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HVAC Service Costs in Severn

General HVAC service pricing across maintenance, repair, and installation in Severn.

ServiceLowAverageHigh
Service call / diagnostic
$75$120$200
Routine tune-up (single system)
$70$125$200
Standard repair (avg)
$150$600$1,200
Major repair (compressor, heat exchanger)
$1,500$2,500$3,500
New system installation (mid-range)
$6,500$10,500$14,000
Full HVAC replacement
AC + furnace combined
$11,590$13,430$14,100

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

HVAC Service in Severn, MD: What to Expect

Severn residents face real consequences from the Baltimore region's climate extremes. Summer heat climbs into the eighties with humidity that makes cooling systems work harder, while winters along the Chesapeake Bay average just 27 degrees and demand dependable heating. This combination creates consistent demand for professional HVAC service in Severn, where nine contractors compete for business and maintain an average rating of 4.2 stars based on over two thousand reviews.

Homeowners should expect to pay between $150 and $1200 for a standard repair, with initial diagnostic calls ranging from $75 to $200 depending on the complexity of the issue. Routine tune-ups for a single system typically cost between $70 and $200. All legitimate contractors in Maryland must hold a Master HVACR License from the state Department of Labor, which establishes baseline qualifications for technicians working in this field.

Customer feedback reveals distinct strengths among local providers. Ambient Cooling & Heating LLC receives praise for same-day or next-day response times, with reviewers noting fair pricing and professional technicians. SLO-FLO Plumbing earns consistent five-star reviews, with multiple customers highlighting rapid arrival and transparent pricing as key satisfiers. ROCKY HVAC customers frequently mention specific positive outcomes, including situations where technicians repaired systems rather than recommending costly replacements.

Frequently Asked Questions

HVAC service pricing in Severn ranges from diagnostic calls around $75-$200 to full system replacements at $11,000-$14,000. Routine tune-ups run $70-$200, standard repairs average $150-$600, and major component replacements (compressor, heat exchanger) can reach $2,800-$3,500.