HVAC Company & Plumber in Fountain Hills, AZ

More than 587+ 5-Star reviews

Homes around Fountain Hills face long stretches of extreme heat, low humidity, and mineral-rich water that can take a toll on HVAC and plumbing systems. Whether you’re near Fountain Park, Eagle Mountain, or one of the hillside neighborhoods overlooking the McDowell Mountains, keeping your home comfortable takes equipment that’s ready for Arizona conditions.

Semper Fi Heating & Cooling provides heating and cooling, plumbing, and home comfort services throughout Fountain Hills. From emergency repairs to system replacements and preventative maintenance, we’re ready to help keep your home running efficiently through every season.

Schedule your service today with a team that knows Fountain Hills homes.

Heating & Cooling

Summer temperatures in Fountain Hills regularly push air conditioning systems to their limits. Older equipment can struggle to keep up during extended heat waves, while furnaces often go unnoticed until the cooler desert evenings arrive. Keeping both systems maintained helps reduce unexpected breakdowns and improves year-round comfort.

Whether your air conditioner stops cooling or you’re planning to replace an aging HVAC system, Semper Fi Heating & Cooling offers solutions designed for Arizona homes.

  • If your system isn’t keeping up with the Arizona heat, our AC repair services can get it back on track.

  • Planning to replace an older unit? New air conditioner installation gives you a chance to improve efficiency and indoor comfort.

  • Regular air conditioning maintenance helps catch small issues before they lead to costly breakdowns.

  • Cooler desert nights make dependable heat important, and our heating services keep your system ready when temperatures drop.

  • When repairs are no longer practical, heating installation can improve comfort and lower energy use.

  • Scheduling heating maintenance before winter helps prevent unexpected problems.

  • Homes that rely on furnaces benefit from routine inspections and timely repairs.

  • Many homeowners choose heat pump systems for efficient year-round comfort.

  • Add cooling to individual rooms with ductless mini-split systems without extending existing ductwork.

Book heating or cooling services before small problems become major repairs.

Plumbing & Drain Cleaning

Hard water is common throughout Fountain Hills, and mineral buildup can shorten the lifespan of plumbing fixtures, water heaters, and household appliances. Drain clogs and hidden leaks can also develop over time, especially in homes with aging plumbing components.

Whether you’re dealing with a plumbing emergency or planning routine maintenance, prompt service helps limit water damage and restore normal operation.

  • A clogged kitchen or bathroom drain is often a sign it’s time for professional drain cleaning.

  • If you’ve lost hot water or your tank is leaking, water heater repair and replacement can restore reliable performance.

  • Many Fountain Hills homes benefit from water softener solutions to reduce mineral buildup.

  • Water stains or unexpectedly high utility bills may point to a hidden issue that leak detection can uncover.

  • Older underground pipes sometimes require sewer line services before small issues become major repairs.

  • Grinding noises or frequent jams often mean it’s time to service your garbage disposal.

  • Plumbing emergencies don’t wait, so our emergency plumber is available when urgent problems arise.

Schedule plumbing or drain services before minor leaks or clogs become larger issues.

Home Comfort Solutions

Comfort goes beyond heating and cooling equipment. Dust, insulation levels, and airflow all affect how efficiently your HVAC system performs, especially during the hottest months of the year.

Improving indoor comfort can reduce strain on your equipment while helping maintain more consistent temperatures throughout your home.

  • Dust buildup inside your HVAC system can often be reduced with professional duct cleaning.

  • Improving attic insulation helps your home stay cooler during long Arizona summers.

  • A modern smart thermostat makes it easier to manage comfort while reducing unnecessary energy use.

  • Leaky ductwork can waste conditioned air, making duct sealing a smart upgrade for comfort and efficiency.

  • Homes looking for advanced whole-home air purification may benefit from a REME HALO air purifier to help improve indoor air quality.

Talk with our team about improving comfort and efficiency throughout your home.

Schedule service today!

Our veteran-run team delivers solutions when you need them most.

Why Choose Semper Fi Heating & Cooling?

  • veteran-run and operated with a customer-first approach.

  • Fully licensed and insured for HVAC and plumbing services.

  • Available with 24/7 and same-day emergency service when urgent problems arise.

  • Flexible financing options are available for qualifying projects.

  • More than 8,000 five-star reviews from homeowners across the region.

  • Familiar with the demands Arizona heat and hard water place on Fountain Hills homes.

  • One company for heating, cooling, plumbing, and home comfort needs.

Schedule your appointment today and keep your Fountain Hills home comfortable in every season.

Special Offer

$49.95

Water Heater Tune-Up
Offer cannot be combined with any other promotions, discounts, or special offers. Terms and conditions may apply.
Expires: Oct 31, 2026

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Review Highlights
Customers consistently praise Semper Fi for their exceptional speed and responsiveness, often arriving same-day or next-day to resolve urgent heating, cooling, and plumbing issues, combined with honest, knowledgeable technicians who thoroughly explain the work and take time to ensure complete satisfaction. The team is recognized for their professionalism, cleanliness, fair pricing without upselling, and genuine care—from scheduling through installation—with many customers highlighting specific technicians by name for their expertise, friendliness, and ability to make even stressful emergencies feel manageable. Whether installing new systems, performing routine maintenance, or handling emergency repairs, the consistent feedback reflects a trustworthy company that goes above and beyond expectations while delivering quality workmanship.

Based on 587+ Reviews

Roxanne Perez
7 hours ago
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Very supportive very educational great service .attention to detail.
Donna Tullar
8 hours ago
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Isaiah did a great job flushing out my hot water heater. He was personable and professional while pointing out the reasons I needed to consider replacing my 18 yo unit. $49 was a great deal imo. I’d use Semper Fi again. ⭐️⭐️⭐️⭐️⭐️
Thomas Norcott
10 hours ago
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They answered the phone on a holiday weekend, had a tech onsite in a few hours, brought in a temporary solution for the night and had people replacing the system the next day.
James M
17 hours ago
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Same day service, technician was out to the house quick and diagnosed the problem. Within a few hours I had 2 technicians show up with all new equipment and started doing a whole system change. They stayed until the job was finished. Victor and Jason were very dedicated to ensuring the job was done correctly. So far a great experience with semper fi!
ricci alvarez
20 hours ago
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Tyrik was great! Super helpful and thorough.
KnI Dalmacio
20 hours ago
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COLAN was very helpful and very thorough. He took the time to explain and answer all my questions. Very patient, professional and knowledgeable.
Shannon
20 hours ago
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COLAN was very helpful and very thorough. He took the time to explain and answer all my questions. Very patient, professional and knowledgeable.
Dwight Adams
21 hours ago
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What a great experience. Dwayne walked me through everything and was very polite. Semper Fi is the only company I will be using.
srgryph
22 hours ago
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Marc was a pleasure to work with. Exceptionally thorough. Greatly appreciated the tune-up on my units today. Thank you!!!!!
Magan Suter
22 hours ago
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Zach was our ac guy, he is wonderful, hopefully you get his as well!
B Smith
1 day ago
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My technician, Casey was on time, courteous, and was knowledgeable!
Oscar Lopez
1 day ago
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Jamal was great! He definitely went over things that needed work around the house.
Amber Esparza
1 day ago
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Garza & Daylan were extremely knowledgeable and professional! They came & did an install for us with NO complaints. This is our 2nd unit with semper fi & we couldn’t be happier.
Dennis Leclair
1 day ago
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Great experience with the entire team. Ended up with three new HVAC systems and two tankless water heaters. Follow up has been phenomenal.
Megan Dimas
1 day ago
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Semper Fi was absolutely amazing! The tech was fast, precise and taught me a few things to help the life of my unit!
Christie Ryan
1 day ago
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Joey and Danny provided great service, very honest, detailed oriented and friendly. We appreciate everything you have done for us.
Ted Saltmarsh
1 day ago
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Brandon and Andrew were wonderful workers. They were extremely caring from the moment they came into my house till they left. They took time to make sure our unit was working at tip top shape and completely explained how my A/C works. They took before and after pictures of the places they worked on and were very proactive with Cleaning. As a senior on a fixed income the price for the tune up was extremely affordable. I cannot express how thankful I am to Brandon and Andrew for their mindfulness and honesty through this appointment. They are truly valued team members. Thank you Semper Fi for putting veterans/ military families first.
Patriotic Semper Fi service van advertising heating, cooling, and plumbing with blue stars and red stripes.

Contact Us Today for a Free Estimate or a $17.75 Tune-Up

Semper Fi Heating & Cooling provides 24/7 heating, cooling, plumbing, and home comfort services backed by quality workmanship and a veteran-run commitment to exceptional service. Call or schedule your service today!
Cartoon bulldog mascot wearing a tan Marine cap labeled 'Semper Fi,' with a black jacket, dog tags, and an American flag patch.