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Claim This BusinessBeltway Air Conditioning, Heating & Plumbing has built its reputation serving Hanover, Columbia, and Ellicott City homeowners since launching operations in the region. With 2,292 verified customer reviews earning a near-perfect 4.9-star rating, the company fields a team of fully licensed technicians available around the clock, including holidays. This HVAC contractor handles the full spectrum of residential and light commercial work, from routine AC tune-ups to complex furnace replacements and emergency plumbing calls that cannot wait until morning.
What distinguishes Beltway from neighboring contractors is their commitment to named service guarantees that most area companies do not offer. Their Clean Landing Guarantee promises technicians leave homes cleaner than they found them, while the Beyond Responsibility Guarantee covers any workmanship failures at no additional charge. As an authorized Lennox, Goodman, Daikin, and Trane dealer, the company installs equipment backed by major manufacturer warranties, and they stock high-velocity HVAC systems designed for older homes with restrictive ductwork that standard units cannot cool effectively.
Reviewers consistently highlight specific technicians who went beyond standard service calls. Ray arrived at one homeowner's door within one hour of their morning call and completed a full water heater replacement by afternoon. During a snowfall, Dave and his crew worked late nights to convert an aging oil boiler to a modern gas combi boiler, ensuring the family stayed warm. George earned praise for meticulously installing a pressure-reducing valve and main shutoff valve while explaining every step to a second-floor homeowner.
The company's 4.9-star rating across 2,292 reviews reflects consistent praise, with reviewers frequently naming specific technicians like Ray, Dave, George, Zon, and Moe for their professionalism and expertise. Positive reviews highlight fast response times and diagnostic skill, while a small number of critical reviews mention pricing concerns, which is typical for full-service contractors serving the Baltimore metro area.
| Sunday | Closed |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Furnace repairs, heat pump installations, and complete heating system replacements including oil-to-gas conversions.
AC repair, air conditioning installation, and maintenance for traditional and ductless mini-split systems.
Water heater service, drain cleaning, gas line repairs, leak detection, and emergency plumbing available 24/7.
Specialized airflow systems designed for older homes with restrictive ductwork that standard HVAC units cannot condition effectively.
Air purifiers, humidifiers, carbon monoxide detection, and duct cleaning to improve home air quality.
Water softening systems, water filtration installation, and sump pump services for basement moisture control.
Installation and maintenance services for commercial buildings including retail spaces like Arundel Mills Mall.