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Best HVAC Companies in Maryland

Compare professionals serving Maryland.

Homeowners in Maryland comparing the best hvac companies quickly find that quality varies more than price does. From Baltimore to Hagerstown, the providers below are rated by real customers - reviewing several side by side is the fastest way to hire with confidence.

Professionals serving Maryland

Discuss your hvac project

Call to ask about service scope, scheduling, and availability for Maryland.

Call (213) 771-9825

Maryland's Top HVAC Companies, Reviewed

Here is how each HVAC company on this list earns its spot, with real Maryland market context behind every recommendation.

1.

US 911 HVAC

4.9(1385 reviews) VerifiedFeatured

For fast scheduling anywhere in Maryland, US 911 HVAC routes calls to available local HVAC pros 24/7. Its business details carry a verified badge in this directory, checked by our listings team. Its Maryland footprint concentrates where the work is - Baltimore, Hagerstown, and the communities in between. A quick call tells you how soon US 911 HVAC can start in your corner of Maryland and what a visit will cost.

(213) 771-9825
2.

TempMaster Heating & Cooling

4.5(40 reviews) Verified

When HVAC problems cannot wait, TempMaster Heating & Cooling is a name Maryland homeowners pass along. A 4.5-star average over 40 reviews reflects how it treats repeat customers. Quotes track local labor costs - BLS pegs the Maryland median wage for heating, air conditioning, and refrigeration mechanics and installers at $70,020 a year. A quick call tells you how soon TempMaster Heating & Cooling can start in your corner of Maryland and what a visit will cost.

(813) 547-8460
3.

AirLine HVAC Services

4.6(51 reviews)

AirLine HVAC Services ranks among the Maryland HVAC companies homeowners shortlist most often. Reviewers most often mention fair, upfront pricing and clean, tidy work areas. Before booking, credentials are easy to check: Maryland contractor licensing runs through the Maryland Home Improvement Commission (MHIC). As with any Maryland hire, weigh AirLine HVAC Services's written scope and warranty against two competing bids.

(407) 789-2020
4.

Arctic Peak Heating & Air

4.7(62 reviews)

Homeowners across Maryland regularly turn to Arctic Peak Heating & Air when they need HVAC work. Reviewers most often mention friendly, professional technicians and high-quality workmanship. Before booking, credentials are easy to check: Maryland contractor licensing runs through the Maryland Home Improvement Commission (MHIC). Compare Arctic Peak Heating & Air against the rest of this Maryland list on licensing, reviews, and the clarity of its quote.

(816) 558-9045
5.

ClimateCare HVAC Co.

4.8(73 reviews) Verified

Few HVAC providers serving Maryland come up in side-by-side comparisons as often as ClimateCare HVAC Co. A 4.8-star average over 73 reviews reflects how it treats repeat customers. Before booking, credentials are easy to check: Maryland contractor licensing runs through the Maryland Home Improvement Commission (MHIC). Put ClimateCare HVAC Co. side by side with the other Maryland companies on this page, then let written quotes settle it.

(614) 502-6274

HVAC in Maryland: Key Numbers

Population

6,177,224

#18 largest state, 2020 Census

Median wage: Heating, Air Conditioning, and Refrigeration Mechanics and Installers

$70,020/yr

15% above the national median of $61,010

License verification

Maryland Home Improvement Commission (MHIC)

Contractors are licensed at the state level - verify before hiring.

Largest metro areas

Baltimore · Hagerstown · Frederick

Where Maryland demand concentrates

Sources: U.S. Census Bureau, 2020 Census (April 1, 2020); U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), 2025.

What does this work cost in Maryland?
Pricing in Maryland depends on scope, materials, local labor rates, and the provider. Costs in larger metros often run higher than in rural areas. Compare at least three written quotes from Maryland providers.
Are hvac contractors in Maryland licensed and insured?
Licensing and insurance requirements for hvac work vary by state and municipality. Before hiring any Maryland hvac company, confirm it holds the proper state license, carries liability insurance, and can provide references.
How do I choose the best hvac company in Maryland?
Compare provider ratings, read what past customers liked and disliked, verify licensing and insurance, and request written quotes from several Maryland companies. The list above ranks top-rated hvac providers serving homeowners across the state.