HVAC, Plumbing & Electrical Services in Plano, TX

Professional HVAC, plumbing, and electrical services for Plano homeowners. Licensed, insured, and trusted since 2004.

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Why Plano 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!

Plano's Home Service Company Since 2004

LEX Air Conditioning, Heating, Plumbing & Electrical is proud to call Plano home. Our headquarters at 901 Jupiter Rd means we’re right in your neighborhood—delivering the fastest response times in our entire DFW service area.

For over 22 years, we’ve been the go-to home service company for Plano homeowners—from the original neighborhoods near downtown to new developments in Legacy West. Whether you need AC repair during a Texas heatwave, emergency plumbing at 2am, or a complete electrical panel upgrade, we’re here with the expertise and speed you need.

Why being Plano-based matters:

  • 15-25 minute response times – We’re literally around the corner
  • We know Plano homes – From 1970s builds in West Plano to 2020s construction in Willow Bend
  • Local investment – We live here, work here, and care about our reputation in our own backyard
  • No missed appointments – Short drive means we’re on time, every time

When you call LEX, you’re calling your neighbors—not a call center three states away.

Why Plano 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.

See How Our Customers Rate Us!

Related Services

Frequently Asked Questions

How fast can you get to my Plano home?

Since our headquarters is at 901 Jupiter Rd in Plano, we offer the fastest response times in our entire DFW service area—typically 15-25 minutes for most Plano addresses. For emergencies (no AC in summer, burst pipe, power outage), we’re available 24/7 and prioritize urgent calls

Yes! LEX is a full-service home comfort company. One call handles your AC, heating, water heater, drains, electrical panel, EV charger, ceiling fans, and more. No need to juggle multiple contractors. We’re licensed for HVAC (TACLA38788C), plumbing (M18088), and electrical (TECL23192).

Yes, same-day service is available for most HVAC, plumbing, and electrical needs. Because we’re based in Plano, we can often get to you faster than companies coming from other cities. Call before 2pm and we’ll do our best to get there the same day.

Our comprehensive tune-up includes: AC coil cleaning, refrigerant pressure check, electrical connections inspection, capacitor testing, thermostat calibration, condensate drain cleaning, airflow measurement, and a full system evaluation. Regular maintenance prevents 85-95% of breakdowns and extends your system’s lifespan by 5-10 years.

Repair costs vary by issue. Simple fixes (capacitor replacement, thermostat) run $150-$300. Refrigerant recharge costs $200-$500. More complex repairs (compressor, blower motor) range from $400-$2,500. We provide upfront pricing before starting any work—no surprise bills.

Yes! We’re certified installers for Tesla Wall Connectors, ChargePoint, JuiceBox, and other major brands. We handle the electrical panel assessment, any necessary panel upgrades, running the circuit, and the charger installation. Most installations take 4-6 hours.

Yes, we provide 24/7 emergency service for urgent issues like: AC failure during heatwaves, burst pipes or slab leaks, no heat in winter, sewer backups, and electrical emergencies. Call (972) 466-1917 anytime—we answer 24/7/365.

Yes, we offer flexible financing options for larger projects like HVAC replacements, water heaters, and electrical panel upgrades. Options include 0% interest plans for qualified buyers. Ask about current promotions when you call.

Yes, all our technicians are fully licensed, bonded, and insured. We hold Texas HVAC license TACLA38788C, Master Plumber license M18088, and Electrical Contractor license TECL23192. Every technician is also background-checked and drug-tested before joining our team

Yes, we service all major HVAC brands (Trane, Carrier, Lennox, Goodman, Rheem, York, etc.), water heater brands (Rheem, Bradford White, AO Smith, Navien, Rinnai), and electrical equipment from all manufacturers. Our technicians are trained on all major brands and carry common parts on their trucks.

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Americans with Disabilities Act (ADA) Notice

At Lex Air Conditioning, Heating, Plumbing & Electrical, we are committed to ensuring that individuals with disabilities enjoy full access to our websites. In recognition of this commitment, we are in the process of making modifications to increase the accessibility and usability of this website, using the relevant portions of the Web Content Accessibility Guidelines 2.0 (WCAG 2.0) as our standard. Please be aware that our efforts are ongoing. If at any time you have difficulty using this website or with a particular web page or function on this site, please contact us by phone at (972) 430-8303; or email us at ([email protected]) and place “Web Content Accessibility (ADA)” in the subject heading and we will make all reasonable efforts to assist you.