HVAC, Plumbing & Electrical Services in Lewisville, TX
Professional HVAC, plumbing, and electrical services for LOCATION homeowners. Licensed, insured, and trusted since 2004.
Why Lewisville Homeowners Choose LEX
25-35 min Response
Fast response times to Argyle from our Plano headquarters.
Family-Owned
Three generations of honest work since 2004. Proudly serving our community
Licensed & Insured
Fully licensed, bonded, and background-checked technicians.
2,500+ Reviews
4.8-star average across Google, Facebook, and Yelp. Contact us today!
Lewisville's Home Service Company Since 2004
LEX Air Conditioning, Heating, Plumbing & Electrical has proudly served Lewisville homeowners for over 22 years. Our Plano-based team delivers fast response times, upfront pricing, and quality workmanship on every job. From Old Town Lewisville to Castle Hills, from Garden Ridge to Timber Creek, we’ve built a reputation for reliable service and honest communication.
Lewisville’s unique location along Lake Lewisville brings distinct challenges for home systems. Our technicians understand how the lakeside humidity affects HVAC efficiency, how the area’s older neighborhoods require thoughtful electrical upgrades, and how seasonal temperature swings demand reliable heating and cooling solutions. We’re not just service providers—we’re your neighbors, committed to keeping Lewisville homes comfortable year-round.
Why Lewisville Homeowners Choose LEX
When your AC fails during a July heatwave or your water heater starts leaking on a Sunday morning, you need a company that responds quickly and fixes it right the first time. That’s the LEX promise. Our proximity to Lewisville means we can reach most homes in 20-25 minutes, and our fully-stocked service vehicles mean we complete most repairs on the first visit.
We understand that home service calls can be stressful. That’s why we emphasize clear communication and upfront pricing. Before any work begins, you’ll receive a detailed estimate with no hidden fees. Our technicians take time to explain your options, answer questions, and ensure you’re completely comfortable with the recommended solution. Whether it’s a simple repair or a major system replacement, you’ll know exactly what to expect.
Our commitment extends beyond the initial service call. We stand behind our work with comprehensive warranties and offer maintenance plans that keep your systems running efficiently. Many Lewisville families have trusted LEX for decades, calling us for everything from annual AC tune-ups to whole-home generator installations. That loyalty isn’t accidental—it’s earned through consistent quality and genuine care for our customers.
Why Lewisville Homeowners Choose LEX
22+ Years Experience
Family-owned and operated since 2004, proudly serving our community.
Fast Response Times
Based in Plano, we serve with 35-50 minutes typical response.
Flexible Financing
Multiple financing options available. 0% financing for qualified buyers.
Licensed & Insured
Fully licensed electricians, HVAC, and plumbers. All work permitted.
100% Satisfaction Guaranteed
We stand behind our work with a complete satisfaction guarantee.
Local Family Business
LEX is a local family business serving the DFW area.
Frequently Asked Questions
How fast can you get to my Lewisville home?
Most service calls in Lewisville receive a 20-25 minute response time. Our Plano headquarters location means we can reach Castle Hills, Old Town, Garden Ridge, and other Lewisville neighborhoods very quickly. For emergencies, we’re available 24/7 with priority dispatch to address urgent issues like AC failures, water leaks, or electrical hazards.
Do you handle HVAC, plumbing, AND electrical?
Yes! LEX is a full-service home comfort company. One call handles your AC, heating, water heater, drains, electrical panel, EV charger, and more. No need to juggle multiple contractors or coordinate separate service appointments. Our technicians are cross-trained to identify issues across all systems, ensuring comprehensive solutions for your home.
Do you offer same-day service in Lewisville?
Absolutely. Same-day service is available for most HVAC, plumbing, and electrical needs. When you call in the morning, we typically schedule appointments for that same day. We also offer 24/7 emergency service for urgent issues that can’t wait—no extra weekend or holiday charges for emergencies.
What does an HVAC tune-up include?
Our comprehensive tune-up includes coil cleaning, refrigerant level check, electrical connection inspection, thermostat calibration, condensate drain flushing, air filter inspection, blower motor evaluation, and a full system performance test. We provide a detailed report of our findings and recommendations. Regular maintenance prevents approximately 95% of breakdowns and can extend your system’s life by 5-10 years.
Do you offer financing?
Yes, we offer flexible financing options for larger projects like HVAC replacements, water heaters, and electrical panel upgrades. We work with multiple lenders to provide competitive rates, including 0% interest options for qualified buyers. Ask your technician or our office staff about current financing promotions and approval processes.
Are your technicians licensed and background-checked?
Absolutely. All LEX technicians are fully licensed in their respective trades (HVAC, plumbing, or electrical), background-checked, drug-tested, and covered by comprehensive insurance. We take safety seriously, both for our customers and our team. Our technicians also participate in ongoing training to stay current with the latest techniques, equipment, and code requirements.
What brands do you service and install?
We service all major brands of HVAC equipment, water heaters, and electrical systems. For installations, we’re authorized dealers for top brands including Trane (our specialty), Carrier, Lennox, Rheem, Bradford White, Generac, and Tesla. As a Trane Comfort Specialist, we offer exclusive warranties and factory-direct support on Trane equipment installations.
Do you provide free estimates?
Yes, we provide free estimates for system replacements and major projects like panel upgrades, generator installations, and whole-home repiping. For diagnostic service calls, we charge a trip fee that’s waived if you proceed with recommended repairs. All pricing is provided upfront before any work begins—no hidden fees or surprises.