Find the Best Air Conditioning Companies in Dundalk, MD

Browse air conditioning businesses serving Dundalk, MD, from residential cooling specialists to contractors handling commercial HVAC systems. Review their services and customer feedback, then contact suitable providers for details and estimates.
Griffith Energy Services
Emergency
Open 24/7
16 reviews
Griffith Energy Services
Baltimore, MD 21226 (5.6 mi mi)
Emergency
Open 24/7
16 reviews
Griffith Energy Services provides residential and commercial HVAC solutions, fuel delivery, and energy-efficient systems across the Mid-Atlantic region. Established in 1898, we combine century-old reliability with modern technology to deliver heating, cooling, and fuel services. Our offerings include 24/7 emergency HVAC repair, propane and heating oil delivery, and installation of energy-efficient systems, ensuring year-round comfort and operational efficiency for customers.
HVAC Repair Heating Oil Delivery Boiler Installation
2 hrs response on New Years Eve Technicians were very conscientious Excellent in ALL respects
Elmar Heating & Cooling
14 Years
Emergency
19 reviews
Elmar Heating & Cooling
Baltimore, MD 21202 (5.6 mi mi)
14 Years
Emergency
19 reviews
Elmar Heating & Cooling provides comprehensive HVAC services, including installation, repair, and maintenance of heating, ventilation, and air conditioning systems. We specialize in ductless mini-splits, tankless water heaters, and smart thermostats, serving residential and commercial clients in Maryland and Pennsylvania. Our commitment to quality, honesty, and customer-centric service ensures lasting comfort and energy efficiency for every client.
AC Repair Heating System Repair Ductless Mini Splits
Fast, professional Knowledgeable, experienced Clean work
Grove Heating & Cooling
Crofton, MD 21114 (19.4 mi)
22 Years
Emergency
Open 24/7
7 reviews
Grove Heating & Cooling
Crofton, MD 21114 (19.4 mi mi)
22 Years
Emergency
Open 24/7
7 reviews
Grove Heating & Cooling provides expert HVAC solutions across Maryland, specializing in residential and commercial heating, cooling, and indoor air quality systems. With over 15 years of local service and industry-leading certifications, we deliver reliable installations, prompt repairs, and preventative maintenance for furnaces, air conditioners, heat pumps, and water heaters. Our customer-centric approach combines technical expertise with personalized service guarantees, including 24/7 emergency support and lifetime workmanship protection.
HVAC Installation AC Repair Furnace Maintenance
Outstanding work Professional staff Honest technicians
6 reviews
Pipco Air Conditioning & Heating
50+ Years
Emergency
6 reviews
Pipco Air Conditioning & Heating provides expert HVAC installation, repair, and maintenance services for residential and commercial clients in Baltimore and surrounding Maryland counties. With over 60 years of experience since 1963, our NATE-certified technicians deliver reliable heating and cooling solutions backed by manufacturer warranties and BBB A+ accreditation. We offer free estimates, emergency service, and financing options to ensure customer satisfaction.
HVAC Sales HVAC Repair Preventive Maintenance
Greenfox Cooling, Heating & Plumbing is a full-service HVAC and plumbing company with over 32 years of experience. We specialize in residential and commercial cooling, heating, and plumbing solutions, emphasizing eco-conscious and budget-friendly approaches. Our commitment to exceptional customer service and technical expertise ensures long-lasting, efficient home comfort systems.
Residential Air Conditioning Ductless Systems Gas Furnaces
Excellent response time Customer satisfaction Technicians are certified
HGH Mechanical
Edgewood, MD 21040 (16.7 mi)
33 Years
Emergency
4 reviews
HGH Mechanical
Edgewood, MD 21040 (16.7 mi mi)
33 Years
Emergency
4 reviews
HGH Mechanical is a leading HVAC service provider specializing in heating, ventilation, and air conditioning installation, repair, and maintenance for residential and commercial clients in Baltimore, Harford, and Cecil counties. With over 30 years of experience, we deliver energy-efficient solutions using top-tier equipment from brands like Carrier, ensuring optimal comfort and reliability. Our 24/7 emergency service and 100% satisfaction guarantee underscore our commitment to customer-centric excellence.
Gas Fireplace Installation System Upgrade Air Conditioning Repair
Superb professionalism Saved money Competitive quote
4 reviews
Coastal Heating & Air Conditioning
Annapolis, MD 21401 (18.8 mi mi)
50+ Years
Emergency
4 reviews
Coastal Heating & Air Conditioning provides comprehensive HVAC services in Annapolis, MD, including heating, cooling, geothermal systems, and indoor air quality solutions. Established in 1974, we combine 50 years of local experience with NATE-certified technicians to deliver reliable, energy-efficient systems tailored to Maryland's climate. Our 24/7 emergency services and financing options ensure year-round comfort and accessibility for residential and commercial clients.
Air Conditioning Repair Heating Installation Geothermal Systems
Fast and efficient Professional and friendly Reasonable rates
Site Support Services
Towson, MD 21286 (11.3 mi)
39 Years
Emergency
1 review
Site Support Services
Towson, MD 21286 (11.3 mi mi)
39 Years
Emergency
1 review
Site Support Services provides specialized HVAC, power management, and precision cooling solutions for data centers and mission-critical facilities. With 34+ years of industry experience, we design, install, and maintain infrastructure systems that ensure uninterrupted operation and optimal thermal performance. Our certified engineers deliver 24/7 emergency response, preventive maintenance, and remote monitoring services across seven states.
HVAC Maintenance Emergency Response Preventive Maintenance
Laurel Fuel Oil & Heating
Laurel, MD 20707 (20.4 mi)
50+ Years
Emergency
7 reviews
Laurel Fuel Oil & Heating
Laurel, MD 20707 (20.4 mi mi)
50+ Years
Emergency
7 reviews
Laurel Fuel Oil & Heating provides comprehensive HVAC services, heating oil delivery, and energy solutions to residential and commercial customers in Maryland. Established in 1961, we combine family-owned values with technical expertise to deliver 24/7 emergency service, equipment installations, and energy conservation programs. Our commitment to quality extends to professional staff training and community engagement initiatives.
Heating oil delivery HVAC installation Emergency repairs
Quick Servant
47 Years
Emergency
Open 24/7
Not rated yet
Quick Servant
47 Years
Emergency
Open 24/7
Not rated yet
Quick Servant provides 24/7 commercial HVAC, refrigeration, cooking equipment, and building maintenance services. Founded in 1979, we specialize in emergency repairs, installations, and preventive maintenance for restaurants, food service providers, and commercial facilities. Our factory-trained technicians deliver reliable solutions across Maryland, Virginia, Delaware, and Washington D.C., ensuring operational continuity for businesses dependent on climate control and kitchen equipment.
Commercial HVAC Services Commercial Refrigeration Cooking Equipment Repair
Fast, attentive Superior service Dedicated and professional
Baltimore (5.6 mi) Nottingham (8.9 mi) Towson (11.3 mi) Hanover (11.5 mi) Severna Park (12.5 mi) Lutherville-Timonium (13.7 mi) Millersville (15.0 mi) Annapolis Junction (16.4 mi) Edgewood (16.7 mi) Owings Mills (18.1 mi)