We fix what's broken, fast, and we don't disappear after the invoice. Emergency dispatch available across Isle of Palms and the surrounding zip codes.

Call +1-866-805-8548 and describe what your system is doing — the symptoms help us send a tech prepared with the right parts.
A licensed technician arrives, runs a full diagnostic, and explains exactly what's wrong in plain language.
Most repairs are completed same-visit, and we test the system before we leave to confirm it's actually holding.
Leonard HVAC didn't start as a franchise chasing volume. Every technician we send to your door is background-checked, factory-trained, and licensed to work on the systems installed throughout Isle of Palms, SC.
You won't find us buried under layers of call-center scripts — we're the company that tells you what actually needs fixing instead of what pads the ticket. Licensing and insurance aren't optional line items for us, and we keep that documentation available on request for every job, routine or emergency.
Isle of Palms's climate swings hard, and generic national playbooks don't always fit. That local knowledge shapes the parts we stock on the truck — it's the difference between a tech who's guessing and a tech who's seen your exact situation a hundred times before.
Ask around Isle of Palms and you'll hear the same complaint about a lot of HVAC companies. That's the gap we built Leonard HVAC to close. We track arrival windows, callback rates, and repeat-issue complaints internally so problems get caught before they become patterns, because a customer who trusts us once tends to call us again — and Isle of Palms is a small enough community that reputation travels fast.
Our office team is based locally too, not routed through an out-of-state call center that's never seen a Isle of Palms rooftop unit. It also means faster escalation when something's urgent — a local dispatcher can reroute the nearest truck in minutes, not hours.
We cover the full range of heating, cooling, and air quality work Isle of Palms properties actually need.
Breakdowns rarely happen at a convenient time, which is exactly why our emergency line runs 24 hours a day. Our Isle of Palms dispatch team sends the closest available truck first so a technician is diagnosing your system as fast as physically possible.
We keep the truck stocked with the parts that fail most often on the equipment common to Isle of Palms homes, which is exactly why most repairs don't require a return visit.

Not every repair call ends in a repair — sometimes the honest recommendation is a properly sized replacement. We walk Isle of Palms homeowners through efficiency ratings and how they translate into real monthly savings before a single piece of equipment gets ordered.
Most installs in Isle of Palms are completed in a single day, and we walk you through the new thermostat and any app controls before we leave.

Commercial equipment operates differently than a residential unit, and it needs technicians who actually understand rooftop packages and multi-zone systems. Our commercial division services rooftop units and package systems across Isle of Palms, with service agreements built around your operating hours.
We understand that a commercial call isn't just about comfort, it's about keeping a business open.

A seasonal tune-up catches the kind of wear that turns into a mid-summer no-cool call. Beyond standard tune-ups, we also handle duct cleaning and sealing to stop conditioned air from leaking into attics and crawlspaces for Isle of Palms households that want more than just temperature control.
Maintenance plan members in Isle of Palms get scheduling reminders automatically, so tune-ups don't fall through the cracks during a busy season.

This is the standard every Isle of Palms technician on our team is held to.
Details vary by job type and are always shared upfront, never buried in fine print.
We quote a flat rate before work begins and that number doesn't change once you approve it.
If anything feels off after we leave, one call gets a tech back to your Isle of Palms address.
Catching these signs early usually means a same-day repair instead of an emergency call at the worst possible moment.
Ignoring new noises is one of the fastest ways to turn a small repair into a major one.
If some rooms stay hot or cold no matter what the thermostat says, the system may be struggling to distribute air evenly.
A tune-up often identifies exactly what's driving the extra energy use.
This is one of the warning signs we recommend not waiting on.
A musty smell often points to mold or moisture buildup somewhere in the ductwork.
We'll always tell you honestly when a repair is the better call versus when it isn't.
You'll know the cost before a wrench touches your system.
Emergency calls get moved to the front of the line automatically.
If something isn't right after we leave, we come back and make it right.
We run background checks because you're letting someone into your home.
Photos and plain-language notes accompany every diagnostic.
We'll walk you through what's actually available before you decide.
A snapshot of the feedback that keeps us accountable.
"The furnace stopped working overnight and someone was at our door before 9am. Fixed on the first visit and explained everything in terms I could actually understand."
"Signed up for the annual plan after our first repair and it's paid for itself already. Never once felt like I was being upsold on something I didn't need."
"Had a full system replacement done and it was the smoothest home project I've had in years. Followed up a week later just to check everything was still running fine."
"As a property manager, having a company that actually answers after-hours calls is rare. Documentation for our records was thorough and easy to file."
"The estimate matched the final invoice exactly, down to the dollar. Installation crew was in and out in a day and left the space cleaner than they found it."
"Diagnosed a failed capacitor and had it swapped within the hour. This is the company I'm saving in my phone now."
Understanding what typically fails helps homeowners know what to watch for and when a repair call is worth making before things get worse.
Isle of Palms's seasonal swings put real stress on a system that isn't maintained regularly. Before the coldest stretch of the year, a heating system benefits from a full safety inspection, checking the heat exchanger, ignition system, and airflow to catch any issue that could turn into a no-heat emergency.
Keeping vents unblocked by furniture and rugs helps maintain even airflow throughout the home. None of this replaces a professional tune-up, but it does reduce the wear that leads to premature breakdowns between visits.
We also service package units common on manufactured and modular homes throughout the Isle of Palms area. If your system was installed by a different company entirely, that's not a problem — we service equipment regardless of who originally put it in, and we'll pull the model and serial information to confirm parts compatibility before any repair begins.
Every tech on our Isle of Palms roster goes through background checks, licensing verification, and ongoing manufacturer training.

Over a decade in residential heating and cooling, with a focus on load calculations and full system replacements.

Runs point on overnight and weekend emergency calls throughout Isle of Palms.

Focuses on commercial rooftop units, multi-zone systems, and facility maintenance contracts.
Because our trucks are staged near Isle of Palms, average arrival windows run faster than what national chains typically offer.
Yes — every job gets a clear quote before any repair work begins, so there are no surprise line items on the invoice.
We staff after-hours dispatch specifically because HVAC failures rarely happen on a convenient schedule.
Yes — licensing and insurance documentation is available on request for any job, residential or commercial.
We never push a replacement when a straightforward repair will genuinely solve the problem.
Ask your technician about current plan pricing during any service call.
We cover Isle of Palms and the surrounding communities, including the zip codes listed in our coverage section below.
Yes, we run separate residential and commercial divisions, both fully licensed and equipped for their respective equipment.
Our technicians are trained across the major residential and commercial equipment lines, not limited to a single manufacturer.
Ask about financing during your in-home estimate to see what fits your situation.
Twice-yearly maintenance is the standard we recommend given the temperature swings the area sees.
If you smell gas or burning, shut off the system at the breaker and step outside, then call us immediately.
Ask about current after-hours rates when you call +1-866-805-8548.
Straightforward fixes like a capacitor swap or a thermostat replacement are often finished in well under an hour.
For most residential visits, yes, an adult should be present to grant access and approve any quoted work.
From the older, established streets near the center of Isle of Palms to the newer developments on the outskirts, our trucks cover the full footprint of the city.
We also work regularly with homeowners associations, property management companies, and multi-unit buildings throughout Isle of Palms.
A full system replacement is one of the bigger home expenses most people face, and we don't expect everyone to pay it in a single lump sum. If a rebate or local incentive program applies to your Isle of Palms installation, our technicians will flag it during the estimate rather than leaving you to track it down after the fact.
We dispatch throughout Isle of Palms and the neighboring communities, keeping response times tight because our trucks stay close to home.
If you're on the edge of our listed zip codes, it's still worth a call, since routes and coverage get adjusted as demand shifts.