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HVAC Contractors in Gaithersburg, MD

10 HVAC professionals listed. Compare services, websites, service areas, and direct contact options.

10contractors listed

10websites available

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10 results

B&B Air Conditioning & Heating Service

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (301) 701-3166
Business location: Business location: 7921 Queenair Dr #106Closed

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Cool Breeze Plumbing, Heating & A/C

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (301) 879-3400
Listed in: Listed in: Gaithersburg, MD

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GAC Services

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (301) 202-1641
Listed in: Listed in: Gaithersburg, MD

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James A. Wheat & Sons, Inc.

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (301) 241-9636
Listed in: Listed in: Gaithersburg, MD

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Mannix Heating and Cooling- Gaithersburg

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (301) 260-6000
Listed in: Listed in: Gaithersburg, MD

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Michael Bonsby HVAC, Plumbing & Electrical

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (240) 317-9904
Listed in: Listed in: Gaithersburg, MD

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Presidential, Inc.

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (301) 719-3315
Listed in: Listed in: Gaithersburg, MD

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Rod Miller Company

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (301) 587-1517
Business location: Business location: 211 Perry Pkwy #9Closed

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Sichinava Heating and Air Conditioning

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (240) 493-8166
Listed in: Listed in: Gaithersburg, MD

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Simply Home Service

Gaithersburg, MD

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (301) 518-9977
Listed in: Listed in: Gaithersburg, MD

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Hiring and service guidance

Common HVAC needs in Gaithersburg

Gaithersburg homeowners and property managers commonly compare contractors for furnace repair, AC repair, seasonal maintenance, emergency no-heat calls, ductwork, and indoor air quality work. Use the cards below to shortlist local and nearby HVAC companies, then confirm service area, availability, license details, and current pricing directly with each business.

What to check before hiring in Gaithersburg

Contact details: Use phone numbers and websites as a starting point, then confirm hours, services, and licensing directly with the contractor.
Owner updates: Claimed listings may include validated owner-source details subject to source precedence.
Services: Confirm the contractor handles your specific heating, cooling, ductwork, or indoor air quality need.
Emergency availability: Ask whether after-hours or weekend heating and cooling help is available.
Get multiple estimates: Contact at least 2-3 contractors before choosing.

Confirm the contractor's service areaBusiness addresses do not always match the cities a contractor serves. Confirm coverage directly before scheduling.

Own or manage an HVAC company? Claim your listing for free to keep phone, website, service-area, and service details current. Claim or update listing