8 AC Repair Contractors in Catonsville, MD
Top-Rated AC Repair Contractors in Catonsville
Carver Heating & Cooling
“Every reviewer awarded 5 stars, with seven mentioning specific technicians by name and eight emphasizing professional communication and thorough cleanup. Four…”
Lee Brothers Contracting
“All seven sampled reviewers award five-star ratings, with three explicitly mentioning fair or competitive pricing. Two reviewers describe complex jobs that…”
All AC Repair Contractors (8 total)
A-Z Heating AC & Refrigeration
“Three reviews yield an average of approximately 3.7 stars, with two five-star ratings praising emergency…”
Tra Preventive Maintenance, Llc
“All three reviews award five stars, with clients praising AC replacement, thermostat installation, and smart…”
MELROY Plumbing & Heating Inc
“4 of 13 reviewers specifically mention pricing concerns, while 3 positive reviews cite technician skill and…”
Aire Serv of Columbia
“The single available reviewassigns one star, expressing dissatisfaction through the brief comment cold turn…”
AC Repair Costs in Catonsville
Typical repair costs for Catonsville homeowners, by problem type.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call Usually credited toward repair | $75 | $120 | $200 |
Refrigerant recharge (R-410A) | $150 | $350 | $700 |
Capacitor replacement | $120 | $250 | $450 |
Fan motor replacement | $250 | $450 | $700 |
Compressor replacement | $800 | $1,800 | $2,800 |
Evaporator coil repair | $400 | $900 | $1,500 |
Labor (hourly rate) Per hour during business hours | $75 | $110 | $150 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Repair in Catonsville, MD: What to Expect
Catonsville experiences the same climatic pressures as the broader Baltimore metro area, where summer temperatures regularly climb into the upper 80s with the humidity that settles over the Chesapeake Bay adding latent cooling loads to any air conditioning system. Winters bring freezing conditions that demand reliable heating equipment. With eight contractors serving the area and an average rating of 3.3 across 208 reviews, homeowners searching for AC Repair in Catonsville encounter a market where quality varies considerably.
Maryland requires contractors to hold a Master HVACR License from the state labor board, which establishes a baseline for professional qualification. Service costs reflect this regulatory framework, with diagnostic calls ranging from $75 to $200, refrigerant recharge for R-410A systems running $150 to $700, and capacitor replacement typically costing $120 to $450. These figures represent the range homeowners should anticipate when seeking professional service.
Customer feedback points to clear differences among providers. Carver Heating & Cooling receives consistent five-star ratings, with clients specifically mentioning technicians by name, professional communication, thorough cleanup, and same-day service response. Lee Brothers Contracting also earns five-star marks across all sampled reviews, with customers noting fair pricing and the ability to handle complex jobs that exceeded initial scope. The John E. Ruth Co. maintains a 3.9 rating with reviewers citing fair pricing, responsive communication, and thorough work as recurring strengths.