Licensed & Insured Hvac Installation in Lewisville, TX

When Your System Fails, Lewisville Calls Leonard HVAC

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

✓ State-Licensed Technicians
✓ Nights & Weekends Covered
✓ Flat-Rate Quotes
72°
Comfort Restored
Professional Hvac Installation technician working in Lewisville, TX
24/7Dispatch Availability
Same-DayAverage Arrival Window
Top-RatedLocal Reputation
100%Licensed & Insured
What Happens After You Call

A Simple Process, Start To Finish

1. Talk To Our Dispatch Team

Call +1-866-805-8548 and describe what your system is doing — the symptoms help us send a tech prepared with the right parts.

2. Diagnosis & Upfront Quote

A licensed technician arrives, runs a full diagnostic, and explains exactly what's wrong in plain language.

3. We Fix It And Confirm It's Right

If anything feels off after we leave, a follow-up call gets a technician back out to make it right.

Who We Are

A Local Hvac Installation Crew Built for Lewisville's Climate

Leonard HVAC grew one honest service call at a time in communities like Lewisville. Our crews carry manufacturer certifications across the major residential and commercial equipment lines.

We're not interested in being the cheapest quote on the page — we're the team that shows up in the truck, not a subcontractor we've never met. We carry the credentials Lewisville inspectors and property managers expect to see, and we keep that documentation available on request for every job, residential or commercial.

We know which neighborhoods run on older ductwork and which subdivisions were built with newer high-efficiency systems. That local knowledge shapes the maintenance schedules we recommend — it's the difference between a tech who's guessing and a tech who's seen your exact situation a hundred times before.

Too many homeowners in Lewisville have a story about a tech who showed up late, quoted one price, and charged another. That's the gap we built Leonard HVAC to close. We'd rather lose a job to a lower bid than win one by cutting corners on the diagnosis, because a customer who trusts us once tends to call us again — and Lewisville is a small enough community that reputation travels fast.

When you call +1-866-805-8548, you're talking to someone who understands the local permitting process, the common equipment brands installed in Lewisville homes, and realistic scheduling given local demand. It also means faster escalation when something's urgent — a local dispatcher can reroute the nearest truck in minutes, not hours.

State-CertifiedVerified credentials on every job
Round-The-Clock DispatchEmergencies don't wait for business hours, and neither do we
Upfront PricingWhat we quote is what you pay
Local DispatchFaster arrival because we're already nearby
Core Hvac Installation Services

Complete Hvac Installation Coverage for Lewisville Homes & Businesses

We cover the full range of heating, cooling, and air quality work Lewisville properties actually need.

Emergency

Emergency Hvac Installation Repair

When your Hvac Installation system fails without warning, waiting days for an appointment isn't an option. Our Lewisville dispatch team moves emergency tickets to the front of the schedule so a technician is diagnosing your system as fast as physically possible.

  • No-heat and no-cool emergency response
  • Fully stocked trucks for common failures
  • Transparent emergency pricing before work begins

Once a technician is on-site, the goal is always a same-visit repair — most emergency calls in Lewisville get resolved in a single trip, not a multi-day back-and-forth.

24/7 Emergency Hvac Installation experts in Lewisville, TX
Home Comfort

Residential Hvac Installation Installation & Replacement

An aging system that's constantly breaking down usually costs more to keep patching than to replace. We walk Lewisville homeowners through load calculations so the new system is sized correctly for the actual square footage before a single piece of equipment gets ordered.

  • Full system replacements, furnace to condenser
  • Proper ductwork sizing and sealing
  • Manufacturer warranty registration handled for you

We protect floors and entryways during the install and haul away the old equipment so you're not left dealing with disposal.

Reliable Hvac Installation contractor in Lewisville, TX by Leonard HVAC
Business

Business & Facility Heating and Cooling

Downtime in a commercial space costs money every hour a system is offline. Our commercial division services multi-zone commercial buildouts across Lewisville, with after-hours work to avoid disrupting business.

  • Multi-zone building system service
  • Scheduled after-hours service windows
  • Detailed service reporting and documentation

Property managers working with multiple Lewisville locations can set up a standing account so every site gets consistent service history and pricing.

Affordable Hvac Installation solutions in Lewisville, TX
Specialized

Preventive Maintenance & Specialized Solutions

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 indoor air quality upgrades for homes with allergy or asthma concerns for Lewisville households that want more than just temperature control.

  • Multi-point safety and efficiency inspections
  • UV light and filtration system installs
  • Annual maintenance plans with priority scheduling

We'll show you photos of anything concerning we find, along with a plain-language explanation of what it means and whether it's urgent.

Top rated local Hvac Installation specialists in Lewisville, TX
What We Promise

What Happens If Something's Not Right

We'd rather set clear expectations upfront than make vague promises we can't back up.

Repairs That Are Guaranteed

Every repair comes with a workmanship warranty explained in plain terms before we leave.

Fair Pricing, Verified

We quote a flat rate before work begins and that number doesn't change once you approve it.

Satisfaction Follow-Up

A technician doesn't consider the job done until the system is tested and performing correctly.

What To Watch For

How To Tell If Your System Is About To Fail

Catching these signs early usually means a same-day repair instead of an emergency call at the worst possible moment.

New Sounds From The Unit

A healthy system runs with a consistent, low hum — banging, screeching, or grinding usually points to a loose part or failing motor.

Airflow That's Dropped Off

This is one of the most common complaints we hear on service calls across Lewisville.

Bills Creeping Up Month Over Month

A tune-up often identifies exactly what's driving the extra energy use.

Frequent On-Off Cycling

A system that won't hold a steady cycle is often fighting a sizing issue, a thermostat problem, or a refrigerant imbalance.

Odors Coming From The Vents

A musty smell often points to mold or moisture buildup somewhere in the ductwork.

Repeat Breakdowns On The Same System

If you're calling about the same problem every few months, the underlying cause likely hasn't been fully addressed.

Why Choose Us

Straightforward Service, Every Single Call

Quoted Before We Start

You'll know the cost before a wrench touches your system.

Real-Time Arrival Windows

Because our trucks are stationed near Lewisville, we're rarely far from your address.

We Stand Behind Every Repair

We don't consider a job finished until the system is actually performing correctly.

Licensed, Background-Checked Techs

Every technician carries current state licensing and manufacturer training.

No Jargon, No Runaround

You make the final call — we just make sure you have the full picture.

Flexible Options For Every Budget

Replacement systems don't have to be paid in one lump sum.

Real Customer Feedback

Real Reviews From Real Lewisville Customers

Every review below reflects an actual service call in the Lewisville area.

★★★★★

"The furnace stopped working overnight and someone was at our door before 9am. The pricing was exactly what they quoted over the phone."

Danielle R.
Homeowner in Lewisville

★★★★★

"We've used them for our maintenance plan for two years now and never had a surprise breakdown. You can tell these guys actually know what they're doing."

Robert K.
Lewisville, TX

★★★★★

"Had a full system replacement done and it was the smoothest home project I've had in years. Would recommend to anyone in Lewisville needing a real replacement, not a patch job."

Steven O.
Lewisville, TX

★★★★★

"Commercial dispatch was quick and the tech understood our system without needing to be walked through it. Documentation for our records was thorough and easy to file."

Coastal Retail Management
Lewisville, TX

★★★★★

"Got quotes from four different companies for a replacement and this was the only one that actually walked me through the load calculation. My energy bill dropped noticeably the first month with the new system."

Dennis W.
Lewisville, TX

★★★★★

"The tech walked me through what he was checking as he went, which I really appreciated. This is the company I'm saving in my phone now."

Christine V.
Lewisville resident

Common Causes

What's Usually Behind A Breakdown

After thousands of service calls across Lewisville, a handful of causes show up again and again.

Dirty or Clogged FiltersThe single most common cause of reduced airflow and frozen coils, and the easiest to prevent
Refrigerant LeaksA system low on refrigerant loses cooling capacity and puts extra strain on the compressor
Electrical & Capacitor FailuresUsually a quick, affordable fix once diagnosed correctly
Miscalibrated ControlsA thermostat that's lost calibration or has a wiring fault can make an otherwise healthy system seem broken
Keeping Your System Healthy Year-Round

Getting Your System Ready For The Season Ahead

Homeowners who schedule a tune-up ahead of each season tend to call us far less often for emergency repairs. 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.

Clearing debris, leaves, and overgrown landscaping away from an outdoor condenser unit gives it room to breathe and keeps it running efficiently. None of this replaces a professional tune-up, but it does reduce the wear that leads to premature breakdowns between visits.

Equipment We Service

We Service Every Major System Type

Whether your Lewisville home has a traditional split system, a ductless mini-split, a heat pump, or a hybrid dual-fuel setup, our crews are equipped to diagnose and repair it. 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.

Local Technicians

The Technicians Behind Every Lewisville Service Call

Every tech on our Lewisville roster goes through background checks, licensing verification, and ongoing manufacturer training.

Trusted Hvac Installation service in Lewisville, TX - Leonard HVAC

Comfort Systems Lead

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

Trusted Hvac Installation service in Lewisville, TX - Leonard HVAC

Emergency Dispatch Technician

Keeps the emergency truck stocked based on what actually fails most often locally.

Trusted Hvac Installation service in Lewisville, TX - Leonard HVAC

Facility Service Specialist

Experienced with the light industrial and retail equipment common across the area.

FAQ

Questions Lewisville Customers Ask Us Most

How quickly can someone get to my house?

Standard appointments are usually scheduled within 24-48 hours, while true emergencies jump the queue.

Will I know the cost before you begin the repair?

Our policy is simple: you approve the number before we touch the system.

What emergency Hvac Installation services are available in Lewisville?

Our emergency line runs 24 hours a day, including nights, weekends, and holidays.

Are your technicians licensed and insured?

Every technician we send is licensed in accordance with Lewisville, TX requirements and carries full liability coverage.

Is it worth fixing my old system or should I replace it?

We never push a replacement when a straightforward repair will genuinely solve the problem.

Is a service agreement worth it?

Yes, our maintenance plans include seasonal tune-ups, priority scheduling, and discounted repair rates for members.

Do you service the zip codes near Lewisville?

Our dispatch area extends throughout the greater Lewisville region and nearby towns within Lewisville, TX.

Do you work on business HVAC systems too?

Property managers and business owners can request a dedicated point of contact for ongoing service.

Do you service all HVAC brands or only certain ones?

Our technicians are trained across the major residential and commercial equipment lines, not limited to a single manufacturer.

What if I can't pay for a new system all at once?

Financing options are available for qualifying replacement installations, and our team can walk you through what's currently offered.

How many times a year should my system be serviced?

Most Lewisville homes benefit from two tune-ups a year — one before cooling season and one before heating season.

Is there anything I can check myself before you arrive?

If you smell gas or burning, shut off the system at the breaker and step outside, then call us immediately.

Is there an overnight or weekend surcharge?

Our pricing is explained clearly before dispatch, and any after-hours consideration is communicated upfront — never as a surprise on the final invoice.

How long should I expect the visit to take?

Most standard repairs are completed in under two hours once the technician has diagnosed the issue and you've approved the quote.

Can someone else let the technician in?

For commercial accounts or rental properties, a designated point of contact or property manager can coordinate access instead.

Local Coverage

Serving Every Corner of Lewisville

Our technicians are familiar with both, which means less time spent figuring out your specific setup and more time actually fixing the problem.

If you manage several units or a shared system across a Lewisville property, ask about setting up a standing service account so every request gets handled under one consistent agreement.

Making A Replacement Affordable

Spreading Out The Cost Of A New System

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 Lewisville installation, our technicians will flag it during the estimate rather than leaving you to track it down after the fact.

Where We Work

Serving Lewisville And The Surrounding Area

If your address falls within Lewisville, TX and near Lewisville, there's a strong chance we already service your street.

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.

Zip codes served in and around Lewisville: 75067 75065 75056 75057 75077 75029
Lewisville (/ˈluːɪsvɪl/ LOO-iss-vil) is a city in the U.S. state of Texas, predominantly within Denton County with a small part lying within Dallas County. As a suburban community within the Dallas–Fort Worth metroplex, the 2020 census tabulated a population of 111,822.

Zip Codes in Lewisville, TX that we also serve: 75067 75065 75056 75057 75077 75029

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Our Services in Lewisville, TX

System down? We're on it +1-866-805-8548
🟢 Techs On Duty in Lewisville, TX Call +1-866-805-8548