Heating, AC & Plumbing Services in St. Louis Get it Dunn Right or Your Money Back The Best Price, Fastest Service & Highest Quality 

Plumber & HVAC Contractor in St. Louis, MO

Your Preferred Team for Plumbing , Heating & Air Conditioning Repair, Installation & More

Since 2003, Dunn Plumbing, Heating & Air Conditioning, LLC has been proudly serving the comfort needs of homeowners throughout the St. Louis, Missouri area. Whether you need emergency AC repair, new furnace installation, water heater replacement, or indoor air quality improvements, our team is trained and ready to help.

With a commitment to providing the finest professional service and customer-oriented assistance, we’ve earned a reputation for excellence—and we stand behind everything we do. We’re available around the clock for emergency 24/7 service and provide same-day appointments for most services. We can even provide a free second opinion on condemned equipment and we offer free estimates on all new equipment installations.

Need plumbing, heating, or air conditioning services in St. Louis or the surrounding areas? Contact us to schedule an appointment.

Customers Love Us

See What They Had to Say About Their Experience
  • “Highly Recommended”

    - A Satisfied Customer
  • “Dunn and its team provided optimal customer service.”

    - Juan G.
  • “He made it simple and pain-free.”

    - Elaine S.

Good Quality. Good Price. Good Time.

See What Makes Us Unique
  • Focused on Customer Satisfaction
  • Service All Major Brands
  • Quality Work at the Best Price
  • Financing Options Available
  • Calls are Answered 24/7
  • Locally Owned & Operated Business

Committed to Your Comfort & Convenience

At Dunn Plumbing, Heating & Air Conditioning, LLC, we understand that you can’t always predict when a plumbing, heating, or air conditioning problem will strike. However, you can make sure you’re prepared to address any issues that may arise with our friendly and professional team.

We always arrive promptly and on time, ready to diagnose the issue and get right to work on repairs. We also offer routine maintenance for all your home’s comfort systems so you can reduce the likelihood of unexpected problems and enjoy greater comfort throughout the year. We are proud to offer affordable everyday pricing, as well as payment plans and financing options. We’ll even waive our service fee when you schedule a repair with our team!

Next time you need plumbing, heating, or AC service in St. Louis, Mehlville, Ballwin, and Affton, or any of the nearby areas, turn to the team at Dunn Plumbing, Heating & Air Conditioning, LLC. We’ll “Get It Dunn Right or Your Money Back!”

Contact Our Team

Schedule Your Service Today
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  • Angi 2021 Super Service Award