HVAC Service Area Servicing Covington, St Tammany Parish, Mandeville, Madisonville, LA & Surrounding Areas

Since 1979, Three Rivers Services, LLC has been the go‑to HVAC company for home and business owners all over the Northshore. We consistently deliver high-quality products and exceptional customer service to the following communities.


Summer temperatures hovering in the 90s make well-functioning AC systems essential to indoor comfort in Covington, LA. As a Trane Comfort Specialist, we install top-quality cooling equipment with a proven record for reliability. We specialize in high-efficiency AC replacements that elevate your comfort and lower your energy bills. Unlike other HVAC companies, we don't base estimates on rules of thumb. The quote we give you is what you'll pay. We guarantee you'll smile when you experience the results.


Hot and humid weather in Mandeville puts residential and commercial AC systems to the test. If your air conditioner can't take the heat, call Three Rivers Services, LLC for a timely AC repair. Our HVAC experts service all makes and models of cooling equipment. To prevent future meltdowns, we also offer professional tune-ups to ensure your HVAC systems remain in good working order. We're not satisfied until we're certain you'll enjoy a comfortable indoor environment all year long.


When life gets a little heated under the summer sun in Madisonville, an air-conditioned home offers cooling relief. Managing indoor humidity can also help everyone feel more comfortable. Our indoor air quality products include dehumidifiers that let you stay cool and dry. We're also your source for solutions when it comes to keeping the air you breathe indoors healthy. Our air purifiers, ventilators and filtration systems help rid your home of harmful contaminants.

St. Tammany Parish

Three Rivers Services, LLC provides quality HVAC products and services to the entire St. Tammany Parish region. Our customers on the Northshore trust us to fulfill their comfort needs in the most efficient manner possible. We strive to build lasting relationships with our customers by maximizing indoor comfort and creating a healthy environment. In addition to Covington, Mandeville and Madisonville, our HVAC service area includes the following communities in St. Tammany Parish, LA. 

• Covington

• Mandeville

• Madisonville

• Lacombe

• Abita Springs

• Sun

• Slidell

• Pearl River

• Folsom

• Eden Isle

Wherever you live or work on the Northshore, trust Three Rivers Services, LLC to meet your indoor climate control needs. Whether you need an AC replacement, maintenance, or an emergency repair, we guarantee the work we do will make you smile.

HVAC Repair and Installation Specials

Our Latest News

4 Major Differences in Single and Variable Speed AC in Sun, LA
April 30, 2024Read More

Why Choose Us

We deliver the best products and services

We are industry leaders in our community

We provide flat-rate pricing

We are family-owned and faith-based company

Enjoy a 10-year parts and 12-year compressor warranty on all our High Efficiency systems.

Rest easy with our extended 10-year parts warranty, ensuring long-term reliability for all our HVAC systems.

Enjoy peace of mind with our comprehensive 2-year parts and labor warranty on all HVAC systems

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