About Caledonian Mechanical
Caledonian Mechanical serves Fresno County’s homes and businesses with dependable HVAC solutions centered on reliability, integrity, and honest workmanship. Founded in 2016, we’re built on a family-first approach where we treat every customer like a neighbor, prioritizing your comfort and satisfaction with every project.
With a 1-year workmanship warranty, you can trust the care and skill we bring to every job. To further support our customers, we offer flexible financing options, something we hope will enable you to find the solutions you need without added budgetary stress.
Whether it’s heating, cooling, or refrigeration, our team is here to provide reliable, friendly service that makes you feel valued. Because at the heart of everything we do is a commitment to helping you feel right at home.
Call (559) 206-1098 or contact us online today.
Caledonian Mechanical, Inc. brings seasoned, practical HVAC/R expertise to Fresno County and the Central Valley. Founded more than nine years ago by Christopher Campbell, Caledonian combines a lifetime of hands-on trade experience with a disciplined, customer-first approach. Christopher’s 30+ years in the HVAC/R field — working on systems in the U.K. and across the United States — shape the company’s technical skill, attention to quality, and commitment to practical, energy-smart solutions.
Why “Caledonian”?
The name Caledonian draws from history: the Romans used the name Caledonia to describe the land and peoples of what is now Scotland, and “Caledonians” referred to the tribes who lived there in the 1st century AD. The name evokes durability, tradition, and craftsmanship —qualities we bring to every job. Like the skilled artisans and builders of earlier ages, Caledonian Mechanical values solid workmanship, careful inspection, and solutions that last.
What we do — services at a glance
- Residential HVAC service and maintenance (cooling, heating, ducted & ductless systems)
- Light commercial HVAC service, maintenance, and planned contracts
- Commercial refrigeration service (commercial refrigeration only)
- 24/7 emergency breakdown repair and urgent response
- Replacement and full system installation (free, no-obligation estimates)
- Planned maintenance programs designed for lifecycle performance and energy savings
- Custom ductwork and on-site fabrication (from our shop)
- HERS/Title-24 and other local compliance support when required
Our service philosophy
Caledonian’s approach is straightforward: diagnose clearly, recommend honestly, and deliver reliable work without aggressive up-selling. We focus on three outcomes for every customer — safety, longevity, and efficiency — using a three-stage system that identifies immediate concerns, corrects deficiencies, and optimizes equipment for lower kilowatt-hour usage over the long term.
Real Feedback. Real Clients.
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"Thank you so much for your help!"
We own a yoga studio in Sanger and can’t afford temperature issues during sessions. Caledonian Mechanical Inc. rebooted our AC unit so it won't cause any hiccups.
Lindsey F. -
"These guys helped make our home safer, not just cooler."
Our toddler has asthma, and air quality is a big deal in our Sanger home. Christopher did a full filter upgrade and airflow assessment.
Tyler G. -
"Installation was flawless!"
Off-grid homes like ours often get a shrug from city-based HVAC companies. Not these folks. Christopher respected the solar system limitations and recommended an energy-efficient mini-split.
Henry P. -
"I highly recommend these guys!"
I work with Caledonian Mechanical all the time, and every interaction has been a breeze. My clients always rave about their HVAC services, and I love how professional and reliable they are. It’s rare to find a company that cares about customer servic
Leslie S. -
"Great service at a fair price."
I had my floor heater fixed by Caledonian Mechanical. Chris, the owner, was professional, on time, and got my heater running in no time. If you’re in Fresno County and need heater repairs, definitely give them a call!
Jeremy G. -
"Super easy to work with!"
Christopher didn’t make us feel bad about it at all. He just got it done fast and even gave us some easy tips to keep everything running longer.
Prue H. -
"Repairs brought everything back to life!"
My husband and I had been considering a new HVAC system, but weren’t sure if we really needed one. Christopher came by and did a detailed inspection. Turns out just a few component repairs brought everything back to life.
Lisa S. -
"Just reliable HVAC repair!"
Christopher was absolutely amazing. The best part about Caledonian Mechanical Inc. is its honesty. No shady upsells, just reliable HVAC repair at a reasonable price. Highly recommend them in Fresno.
Thinnapat P.
Prompt and Dependable Service
When your HVAC systems falter, you need a team you can depend on. We've got you covered whether it’s the sweltering heat of a Central Valley summer, a chilly winter evening, or an unexpected refrigeration issue. Our dedication to prompt, reliable service means you can count on us when it matters most.
We understand the urgency of heating, cooling, and refrigeration problems, which is why we offer same-day scheduling to get your system back on track as quickly as possible. Our 24/7 phone support means someone is always available to assist you, whether it's a late-night emergency or an early morning concern. And with weekend appointments, you won’t have to wait for Monday to find the help you need.
Your comfort and convenience are our top priorities. That’s why our skilled technicians are ready to deliver timely, dependable solutions. Reach out to us anytime, and experience service designed to keep your home or business running smoothly, no matter the season.
Why Choose Caledonian Mechanical? Built on Trust & Experience
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Experience That CaresYears of hands-on expertise, delivered with honesty and heart.
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Honest Pricing, AlwaysUpfront quotes and no surprises - just fair, transparent service.
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Quality You Can Count OnProud to install reliable brands like Carrier, Bosch, and Fujitsu.
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Your Local HVAC ExpertsFriendly, licensed pros serving Fresno and surrounding communities.
Our Services
We have a crew of experienced technicians who handle the repair, installation, and maintenance of your heating, cooling, and refrigeration systems.
When your system isn’t running quite right, our pros are ready to diagnose and repair the issue quickly and effectively. Whether a minor fix or an urgent problem, we’ll work hard to get your system back to optimal performance as quickly as possible.
Looking to upgrade or install a new system? We handle full system installations customized to your specific needs. To keep your systems running smoothly, we offer comprehensive maintenance services designed to catch problems before they start. Regular tune-ups can extend the life of your equipment and hopefully save you money on repairs and energy bills.
From the hottest days of summer to the chilliest winter nights, we prioritize quality and your comfort. Trust us to keep your home or business running at its best all year round.
Call Caledonian Mechanical at (559) 206-1098 today.