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Top 10 HVAC Companies in Walton and Gwinnett Counties (2025)
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Top 10 HVAC Companies in Walton and Gwinnett Counties (2025) |
Your guide to the most trusted heating, cooling, and refrigeration experts serving Walton and Gwinnett Counties in 2025—featuring Trust Heating and Air at #1. |

Loganville News and Events
Aug 12, 2025
When it comes to keeping homes, businesses, and restaurants comfortable year-round, a reliable HVAC system is more than a luxury — it’s a necessity. In Georgia, where summer heat can be relentless and winter nights surprisingly chilly, heating and cooling systems work hard to maintain comfort, protect indoor air quality, and even preserve critical refrigeration for restaurants and commercial facilities.
Choosing the right HVAC contractor can mean the difference between a quick, stress-free repair and days of uncomfortable downtime. Skilled technicians don’t just fix problems when they happen — they prevent them through regular maintenance, ensuring systems run efficiently and last longer.
To help residents and business owners in Walton and Gwinnett Counties choose wisely, here’s our list of the Top 10 HVAC Companies for 2025. These companies were selected based on reputation, reliability, customer satisfaction, and range of services offered.
1. Trust Heating and Air – Loganville, GATrust Heating and Air is the top choice for both residential and commercial HVAC services in Walton and Gwinnett Counties. Based in Loganville, they specialize in:
“Our mission is to provide fast, reliable HVAC solutions for every home and business in Walton and Gwinnett Counties,” said Ray Lane, of Trust Heating and Air. 📞 678-607-9093 | 🌐 trustheatingandair.com
2. Snellville Heating, Air and Plumbing – Monroe, GAA multi-year “Best of Walton County” winner, Snellville Heating, Air and Plumbing is known for fast service, expert repairs, and dependable 24/7 emergency availability. They provide HVAC, plumbing, and indoor air quality solutions, plus preventative maintenance plans to keep systems running year-round.
3. Coolray Heating & Air Conditioning – Lawrenceville, GAServing Georgia since 1966, Coolray is one of the most recognized HVAC companies in the state. They offer 24/7 emergency HVAC service, new system installation, ongoing maintenance, and indoor air quality solutions for homeowners and businesses.
4. Holtkamp HVAC & Plumbing – Suwanee, GASince 1996, Holtkamp has provided energy-efficient heating, cooling, and plumbing services with a strong focus on customer education. They are a trusted American Standard dealer offering free replacement estimates and expert system upgrades.
5. JR Bolton Services – Sugar Hill, GAWith over 40 years of experience, JR Bolton Services specializes in heating, cooling, and plumbing for residential and commercial clients. Their NATE-certified technicians focus on energy-efficient HVAC solutions and high-quality service.
6. R & S McKay Heating & Air Conditioning – Lawrenceville, GAThis family-owned HVAC company provides installation, repairs, and maintenance for both residential and commercial systems. Known for fair pricing and fast service, R & S McKay has earned a loyal customer base throughout Gwinnett County.
7. Lee’s Heating and Air – Monroe, GAA Walton County favorite, Lee’s Heating and Air offers AC and heating repairs, system installations, and preventative maintenance. Their friendly, reliable service keeps customers coming back year after year.
8. Peppers Heating & Air – Conyers, GAKnown for professional, detail-oriented work, Peppers Heating & Air serves both residential and commercial customers. They offer HVAC installation, repair, and maintenance with a strong emphasis on customer satisfaction.
9. E & K Heating & Air – Covington, GAE & K Heating & Air delivers dependable HVAC repair, maintenance, and installation services across Walton County. They’re known for competitive pricing and fast turnaround times.
10. Triad Mechanical – Loganville, GAServing Walton County and beyond, Triad Mechanical offers heating, cooling, duct cleaning, indoor air quality services, and emergency HVAC repairs. They’re known for thorough, clean, and efficient service.
Final ThoughtsFrom small, family-owned HVAC businesses to large, established regional companies, Walton and Gwinnett Counties have no shortage of quality heating and cooling providers. But for fast emergency response, expert commercial refrigeration work, and trusted service, Trust Heating and Air continues to set the standard in 2025. |