Why Choose Tri-County Air Service

Since 2005, we’ve grown from one service truck into a trusted regional provider serving Southern Mississippi and the Gulf Coast region, including Wiggins, Hattiesburg, Gulfport, Biloxi, and Lucedale. Our mission is to be your one-stop-shop for total home comfort and efficiency, providing heating, cooling, electrical, insulation, and generator services you can count on.

We believe our clients choose us because we offer a complete solution for home comfort, built on a foundation of trust and a deep commitment to our community. From our humble beginnings with just one service truck to becoming a leading provider in the region, our success is a direct result of the trust our customers have placed in us. We work hard to earn that trust every day.

A Proven Track Record of Excellence

We’ve been a part of the Southern Mississippi community since 2005, and in that time, we've built a reputation for dependability and fair pricing. Our commitment to quality is reflected in the numbers: out of 239 customer reviews, 95% have given us a 5-star rating, and over 96% of our customers would recommend us to a friend. We are proud of our A+ rating with the Better Business Bureau, which shows our dedication to professional and ethical business practices.

As a veteran-owned and operated business, we bring a strong sense of responsibility, integrity, and follow-through to every job. Our growth over the years has come from repeat customers and referrals, and we view every service call as an opportunity to strengthen that trust.

Our Unwavering 100% Satisfaction Guarantee

We stand behind every job we do. We are so confident in our workmanship that we offer a 100% satisfaction guarantee on all our work. For new installations, this guarantee means we’ll do whatever it takes to make things right, including the option of a full refund for up to one year from the date of service if you are not delighted with your experience.

This guarantee is our way of removing the stress and uncertainty that can come with major home comfort decisions. When you choose Tri-County Air Service, you know exactly where we stand: your satisfaction comes first.

A One-Stop-Shop for Total Home Comfort

We are more than just an HVAC company. We offer a full suite of services that work together to make your home more comfortable and energy-efficient. In addition to air conditioning and heating services, we also provide professional electrical, insulation, and generator services. Our approach allows us to look at your home as a whole system, so we can address the root causes of comfort, safety, and efficiency issues rather than just treating symptoms.

By handling multiple trades under one roof, we simplify your project, reduce scheduling headaches, and provide consistent quality from start to finish.

Certified Professionals and Transparent Pricing

Your comfort and peace of mind are our top priorities. Our technicians are NATE Certified, which is the industry's leading certification for technical excellence, and we are a Carrier Factory Authorized Dealer. These credentials reflect rigorous training and ongoing education, as well as our alignment with one of the most trusted names in heating and cooling equipment.

We also understand that major home services are a big investment, which is why we offer free estimates and flexible financial solutions, including 0% financing options to make sure you get the quality service you need without the financial stress.

When you choose Tri-County Air Service, you can expect:

• A veteran-owned, locally based team serving Southern Mississippi and the Gulf Coast region
• HVAC, electrical, insulation, and generator services from one trusted provider
• NATE Certified technicians and Carrier Factory Authorized Dealer status
• Fair, transparent pricing with free estimates and 0% financing options
• A 100% satisfaction guarantee on all work, including up to one year of protection on new installations
• Proven reliability backed by a 95% 5-star rating, 96%+ recommendation rate, and A+ BBB rating

We’re here to help you create a safer, more comfortable, and more efficient home with service that puts your needs first every time you call Tri-County Air Service.