CityLine Air Conditioning

HVAC contractor
4.7(689 reviews)
1850 N Greenville Ave, Richardson, TX 75081
CityLine Air Conditioning

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About CityLine Air Conditioning

CityLine Air Conditioning operates as a family-owned HVAC contractor headquartered in Richardson, Texas, with roots deep in the DFW metroplex community. With a rating of 4.7 stars drawn from 689 customer reviews, the company has established a strong reputation for reliable service across neighborhoods including Allen, Plano, Frisco, McKinney, and Dallas. Their 24-hour, seven-day availability reflects a commitment to responding whenever temperature emergencies arise, whether mid-summer heat waves or unexpected winter cold snaps force residents to seek immediate heating or cooling repairs.

What distinguishes CityLine from regional competitors is their focus on indoor air quality solutions beyond standard heating and cooling equipment. The company is certified to install and service REME HALO air purification systems, UV light filtration, and whole-house humidifiers , technologies that address year-round respiratory concerns common to North Texas allergies. Their commercial HVAC division maintains and repairs larger-scale systems found in office buildings and retail spaces throughout the metroplex, offering preventative maintenance programs designed to extend equipment lifespans and reduce unexpected breakdowns.

Customer reviews consistently highlight specific technicians who go beyond routine service calls. Travis earns praise for taking time to explain repair needs in accessible language, ensuring homeowners understand their systems. Alberto is noted for maintaining a clean workspace and treating clients' homes with respect , a detail that matters when technicians work inside living spaces. Jay Jones received recognition for persisting with a nonstraightforward heater repair until reaching a complete resolution, demonstrating the kind of persistence that transforms a one-time repair into a long-term service relationship.

What Customers Say

679 of 689 reviews award 5-star ratings, with customers frequently naming technicians Travis, Alberto, and Jay Jones for their communication skills and thorough explanations. Reviewers repeatedly cite the company's willingness to educated new homebuyers on system maintenance.

4.7 · 689 reviews
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Working Hours

SundayOpen 24 hours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayTodayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours

Services

AC Repair & Installation

Diagnostic services, part replacement, and new system installs for residential cooling systems.

Heating & Furnace Services

Winter readiness audits, furnace repairs, heating system installations, and emergency heating repair.

Heat Pump Repair & Installation

Year-round climate control systems serviced and installed for energy-efficient homes.

Indoor Air Quality Solutions

REME HALO purification, UV light filtration, whole-house humidifiers, and air filtration upgrades.

Air Duct Services

Duct cleaning, sealing, and maintenance to improve airflow and reduce allergens.

Thermostat Repair & Smart Home Integration

Thermostat diagnostics, repairs, and smart thermostat installations for enhanced control.

Commercial HVAC Maintenance

Ongoing maintenance contracts for office buildings and retail properties serving the DFW commercial sector.

Frequently Asked Questions