Trusted HVAC Company in Mesa, AZ

Same Day Service
Straightforward Pricing
Veteran Owned and Operated

Same Day Service Available

Home of the 20% Discount for Veterans, First Responders & their Families

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Our Services

Heating

Cooling

Ductless Mini Split

Home Comfort

Plumbing

Water Heaters

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Flexible payment options for sustainable home upgrades.

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Our Reviews

When It Comes to HVAC, We’re Top Class – Bringing Comfort All Year Long Made to Last

Semper Fi Heating & Cooling is a 5-star rated company located in Mesa, AZ. We are a veteran-owned and operated HVAC Company that has been serving the community for over 10 years. Our team of experienced technicians is dedicated to providing our customers with the highest quality service possible. If you are looking for a reliable and trustworthy heating and cooling company, Semper Fi Heating & Cooling is the right choice for you.

Why Choose Semper Fi Heating & Cooling?

We are Committed to Providing You the Best Quality, Service and Warranty out of all local HVAC companies near you!

100% Satisfaction Guaranteed

We believe in doing the job right the first time, every time. From the moment you call to the final walkthrough, your comfort and satisfaction are our top priorities. If you’re not happy, we’ll make it right—guaranteed.

Fully Licensed & Insured

When you choose Semper Fi, you’re choosing professionals who are fully licensed, bonded, and insured. That means your home and investment are protected by a team that values trust, safety, and long-term peace of mind.

Over 8000+ 5-Star Reviews

Our reputation is built on real results. With over 8,000 glowing reviews from satisfied customers, we’ve earned our place as one of the most trusted HVAC companies in the Southwest. We don’t just talk about great service—we deliver it.

Veteran Owned & Operated

Founded and led by U.S. military veterans, we bring integrity, discipline, and a strong work ethic to every project. Serving our community with the same dedication we brought to serving our country—that’s the Semper Fi promise.

We Offer Quality Brands You Can Trust

We Proudly Service Arizona & Nevada

Mesa & the Phoenix Metro Area

We proudly serve Mesa and the entire Phoenix Metro Area, providing fast, local service from experienced technicians who know the Valley inside and out.

Call (480) 616-3636

Las Vegas & the Surrounding Areas

Our Nevada team is ready to serve Las Vegas, Henderson, and surrounding areas with prompt, professional heating, cooling, and plumbing services you can count on.

Call (702) 818-0284

Heating & Cooling Questions & Answers

When it comes to air conditioner service in Phoenix, you should expect the best. At Semper Fi Heating & Cooling you can trust that our experts have the answers to all your questions and treat your home as if it was their own

What warranty do you offer?

We offer a variety of warranties for both heating and cooling, including manufacturer’s warranties, labor warranties, and parts warranties. We will discuss all of your options with you to ensure that your new system is covered from top to bottom!

Do you offer financing?

Semper Fi Heating and Cooling has partnered with Goodleap to provide you with outstanding financing plans. Upgrade your home heating and cooling system. Save money, reduce your monthly utility bills and enjoy a flexible payment plan. We Offer 18-Month NO Interest and NO Payment as well as 15-Year Low Fixed Rate Financing Options Available! Give us a call today to learn more!

Do you offer same day services?

Yes, especially in emergency situations we can offer same-day services to make sure you and your family are safe and comfortable! Please give us a call right away to hear about our availability!

What heating and cooling specials are you offering?

We offer all types of specials for new heating and cooling units, repairs, water heaters and more! Click here to see our Specials!