The technicians came out right away to help us with our Air Conditioning unit not working. We had been without a functioning system for 2 days when they were called out. They squeezed us in at the end of their day, and stayed until our system was functioning again. The assistance we received was professional, efficient, and we will be recommending this company to our friends and family.
About Gill Heating And Air Conditioning Inc.
Gill Heating & Air Conditioning, Inc. is a trusted company founded in 2003 by Gurtej Gill, who brings extensive experience in refrigeration and heating and air conditioning. The company was established to restore the quality and personal service often lost in modern HVAC businesses, emphasizing honesty, reliability, and customer relationships. All technicians are professionally trained, courteous, and undergo background checks and drug tests, ensuring trustworthy service.
Customers appreciate Gill Heating & Air Conditioning for their professionalism, fair pricing, and quality work. Many reviews highlight the company's quick response times and honest approach, especially in urgent situations like system breakdowns. Technicians like Jonathan are praised for being kind, professional, and thorough, often providing same-day service and clear explanations. Customers have felt reassured by their honesty, especially when identifying issues others have overlooked or failed to fix properly.
The company has helped customers with both repairs and new HVAC unit installations, always focusing on fair pricing and delivering value. Many clients recommend GillAir to others, citing their honesty, reliability, and compassionate service. Overall, Gill Heating & Air Conditioning stands out for its commitment to restoring trust and providing quality heating and cooling solutions with a focus on customer satisfaction.
Reviews
We have been using Gill Heating & Air Conditioning to service the HVAC systems in our home for many years, and we couldn’t be more pleased with their service. They have consistently provided exceptional, professional, and dependable service at a reasonable price. Their technicians are knowledgeable, courteous, and always take the time to make sure the job is done right.
It’s reassuring to have a company we can trust to take care of our home’s heating and air conditioning needs. We highly recommend Gill Heating & Air Conditioning to anyone looking for honest, reliable, and reasonably priced HVAC service.
After a couple of years working with Gill at work, I got my hvac to be repaired by them. We trust Gill to take care of our HVAC at home. They are reliable on the repairs and diagnostic. I really like Gill AI assistant, and the seamless communication phone email and text to set modify and request help. I highly recommend Gill for industrial and residential services.
Photos

Hours
Good to know
- on-site services
- accepts credit cards
Location
122 Harmony Grove Road, Lilburn, GA 30047
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