Business Details
23 Years
experience
Emergency
services
Expert HVAC Services in Lilburn, GA
Gill Heating & Air Conditioning was founded in 2003 by Gurtej Gill, a seasoned professional with extensive expertise in refrigeration, heating, and air conditioning. Our company prioritizes customer relationships over volume-based operations, ensuring every technician undergoes rigorous training, background checks, and drug testing. We guarantee satisfaction with a refund policy for unsatisfied clients, emphasizing personalized service and transparency.Our focus on energy efficiency and cost-benefit analysis helps clients reduce utility bills while maintaining system longevity. With over two decades of experience, we combine technical proficiency with ethical practices to deliver reliable HVAC solutions across Metro Atlanta.
Services
HVAC Repair
Air Conditioning Installation
Furnace Maintenance
Indoor Air Quality
Thermostat Services
Duct Repair
Heat Pump Services
Emergency HVAC
System Replacement
Energy Efficiency
Details
- Year established: 2003
Highlights and features
- We offer 24/7 emergency HVAC services with rapid response times.
- Our technicians are certified, drug-tested, and background-checked professionals.
- We provide energy-saving solutions to reduce utility bills by up to 40%.
- Transparent pricing with no hidden fees or upselling tactics.
- 100% satisfaction guarantee with a refund policy for unsatisfied clients.
What people say
Quick emergency service
Knowledgeable technicians
Fair pricing
Energy-saving solutions
Long-term reliability
Services
HVAC Repair
Our HVAC repair services address urgent heating and cooling system failures with rapid diagnostics and cost-effective fixes. Technicians resolve issues like compressor malfunctions, thermostat failures, and refrigerant leaks. Clients benefit from same-day emergency service and transparent pricing.
Air Conditioning Installation
We install high-efficiency air conditioning systems tailored to property size and climate needs. Services include system selection, proper sizing, and code-compliant installation. Clients receive energy savings and extended equipment lifespan with manufacturer warranties.
Furnace Maintenance
Annual furnace maintenance includes safety checks, component lubrication, and efficiency optimization. Preventive care extends system life and reduces breakdown risks. Clients enjoy consistent heating performance and lower energy consumption.
Indoor Air Quality
Our IAQ solutions address allergens, humidity imbalances, and pollutants through HEPA filters, UV lights, and dehumidifiers. Systems improve respiratory health and HVAC efficiency. Clients receive customized solutions for allergy sufferers and moisture-prone environments.
Thermostat Services
We install and repair programmable and smart thermostats for precise climate control. Services include Wi-Fi integration and energy usage optimization. Clients benefit from remote access and reduced utility bills through automated temperature adjustments.
People
Gurtej Gill
Founder
Gurtej Gill established the company in 2003 after 15+ years in HVAC industry leadership roles. He prioritizes ethical service and technical excellence, ensuring all technicians meet rigorous training standards while maintaining customer-centric operations.
Questions
What HVAC services do you offer?
We provide repair, installation, and maintenance for air conditioning, furnaces, heat pumps, thermostats, ductwork, and indoor air quality systems.
Are you available for emergencies?
Yes, we offer 24/7 emergency HVAC services with rapid response times, even during peak heatwaves.
How do you ensure fair pricing?
We provide transparent quotes with no hidden fees. Our technicians prioritize cost-effective solutions over upselling.
What areas do you serve?
We serve Metro Atlanta, including Lilburn, Gwinnett County, and surrounding areas.
Do you guarantee your work?
Yes, we offer a 100% satisfaction guarantee with refunds for unsatisfied clients.
How can I lower energy bills?
Our energy audits and system upgrades can reduce bills by up to 40% through improved efficiency.
Reviews (5)
Michael C.
Jul 30, 2021
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The Gills Heating and Air Condition folks are an incredibly reliable and knowledgeable team with one more important characteristic. They are also super nice people. Oh, and they respond to requests even after hours. Note the exchange I just had on one of the hottest days of the summer / when I'm sure they were stretched to the max. Note the time line from my text to the the job being done. I promise you, you'll never have the same great experience with any other team. Gill Heating and Air RULE !! Thanks guys / enjoying a very cool evening. Donna and Michael Coleman
Jim R.
May 05, 2020
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Excellent service. Quick, thorough and very professional. Got back to me when I called very quickly and came first thing the next morning.
George G.
Jul 26, 2018
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Gill HVAC provides great value, great communications (verbal and email), timely communications and great advice on HVAC issues and systems. They just installed a complete 16 SEER HVAC system in my Mom's home. I've had several experiences with Gill and his primary onsite technician, Sagar, and all are a pleasure to deal with and are simply happy to be doing their job well. The Gill team seem to want to do everything the right way, they are attentive to details and maximizing the performance of the system. I was pleased everything related to the quoting process, communications and with
Margie C.
Jun 27, 2016
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The customer service - in terms of responding quickly to calls and providing very timely service - cannot be beat. In the sweltering heat of summer, when my A/C finally completely failed (it was 24 years old), they responded immediately and first provided a temporary solution until they were able to install a new unit in less than 2 days. Gill worked with me on price and even did an install on a Saturday. Could not be more pleased.
Aron G.
Jun 14, 2016
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Gill Heating and Air recently installed a complete HVAC system in my home. As an experienced handyman and home repair aficionado, I know what questions to ask to determine an ideal vendor fit, determine the best system fit and also to monitor all aspects of the installation. After reviewing dozens of potential companies, I narrowed my list to 5 that appeared to have promise for quote requests. My final decision was made not just on their lowest price, but also a high level of confidence in communications, experience, dedication and skill. Gill HVAC won the job based on these factors. Once
