Gulf Coast comfort
you can trust.
Licensed HVAC technicians serving Gulfport, Biloxi, Ocean Springs and the entire MS Gulf Coast. 24/7 emergency service from your local Trane Comfort Specialist.
Your weather. Your HVAC heads-up.
We pull the conditions where you are right now and translate them into what your system is dealing with today.
Meet Charlie the Yellowfin.
Charlie's our Gulf Coast mascot — strong, loyal, and always on the move, just like our crew. You'll spot him riding the stars-and-stripes Jenner & Sons rig through every neighborhood we serve. When you see Charlie roll up, you know comfort's on the way — heating, cooling, air quality, duct cleaning, and maintenance, all under one roof.
Heating & cooling, done right.
From an emergency AC repair to a full system replacement — one trusted local team.
Proud Trane Comfort Specialist.
As a Trane Comfort Specialist, we're held to the highest standards of customer satisfaction, technical expertise, and business best practices. When you choose Jenner & Sons, you're choosing equipment backed by one of the most trusted names in HVAC — installed and serviced by people who know your Coast.
- Factory-trained technicians
- Industry-leading warranties
- Highest customer satisfaction
- Best-in-class diagnostics
A Family Legacy, Reignited.
Jenner & Sons is back and better than ever, proudly serving homeowners and businesses across the Mississippi Gulf Coast. With years of hands-on experience and a strong family legacy in the HVAC industry, our mission is simple: deliver honest service, reliable workmanship, and comfort you can trust.
— Michael Jenner Jr., President & Owner
Meet our teamWhy Gulf Coast families choose us
Upfront Pricing
Clear quotes before we start. No surprises, no hidden fees — ever.
Fast Response
Same-day service available across the Gulf Coast, 24/7 for emergencies.
Quality Workmanship
Done right the first time by licensed, factory-trained technicians.
Financing Available
Flexible plans with approvals in minutes so comfort doesn't have to wait.
“The first air conditioner was invented in 1902 to keep paper from curling in a printing plant — not for people.”
How it works
From the first call to comfort restored — four straightforward steps.
Call or request online
Tell us what's going on. We'll set a time that works.
Free estimate
Honest diagnosis and a clear written quote.
Expert service
Factory-trained techs, quality parts, clean work.
Comfort guaranteed
We stand behind every job we do.
Ready for reliable comfort?
Get a free estimate or call now — we'll have a Jenner & Sons tech on the way.
Serving the entire Mississippi Gulf Coast.
From Pass Christian to Pascagoula — if you're on the Coast, we've got you covered.
Tap a city to see how close we are to you.