Lex - Air Conditioning, Heating, Plumbing, Electrical
Plano, TX HVAC · #9 of 13 · BBB A+ · 22+ yrs
At a glance
- Google rating
- 4.8★ from 2,315+ reviews
- In business
- 22+ years
- BBB
- A+
- Yelp
- 3.3★ from 85+ reviews
- Services
- 10 HVAC services
- Service area
- Plano, TX
- Phone
- +1-972-466-1917
Overview
Lex serves as a Trane Comfort Specialist dealer, offering premium heating and cooling system installations. Technicians report average emergency response times of 45 minutes across the Dallas-Fort Worth metroplex. This family-owned business operates from a Plano headquarters, providing localized support for North Texas homeowners. Their team handles complex tasks like duct testing and tankless water heater maintenance. Customers frequently describe the staff as thorough when explaining diagnostic findings during routine inspections.
Lex provides comprehensive HVAC, plumbing, and electrical services to over 40 communities throughout the Dallas-Fort Worth metroplex. Trane Comfort Specialist status allows them to offer premium system replacements with manufacturer-backed support. Same-day appointments are available for most service calls, per their website. Their technicians utilize advanced diagnostic tools for air quality and ductwork assessments.
Vouched Score breakdown — 81/100
Plano, TX HVAC average is 82/100. Ranks #9 of 13 listed HVAC providers in Plano, TX.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
How Lex - Air Conditioning, Heating, Plumbing, Electrical compares to the Plano average
| Signal | Lex - Air Conditioning, Heati… | Plano avg | Delta |
|---|---|---|---|
| Vouched Score | 81/100 | 71/100 | +10 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 2,315+ | 645+ | +1672 vs avg |
| Years in business | 22+ | 26+ | -4 vs avg |
What customers say
"Charles G. with LEX Air Conditioning, Heating, and Plumbing was outstanding. He completed our annual plumbing inspection and performed a full tankless water heater flush, and the entire experience was excellent from start to finish. He was prompt, professional, and extremely thorough. He took the time to carefully inspect everything, explain what he was doing, and answer all of our questions without rushing. It’s c…"
— Dustin Ross · Mar 3, 2026 · Google Reviews"We have been a customer with Lex for over five years now and every time we need them, they are there. Today, we worked with Joseph and Arthur and they were absolutely top notch professionals! They fixed the leak, were careful, respectful, and genuinely nice guys. We are so appreciative of such professionalism. Thank you both and great job Lex!"
— Myreview Account · Mar 6, 2026 · Google Reviews"Bryson was excellent. He was efficient and friendly during the service. He informed me of small issues that would help keep my system running smoothly. I am glad to have routine services and Lex Air always ensure to keep me informed when it is time to get them completed"
— Kyle Cooper · Feb 28, 2026 · Google Reviews"I am in the Lex-Air Cool Club(check it out). Bryson came out for an inspection, covering all the bases. He asked a few questions about my HVAC systems and then went to work. He had some service recommendations, showing pictures and even video. I authorized some items for today & asked for the others to be put as recommended for me to do on another visit. Very courteous man who answered every question I could co…"
— Gerald Root · Feb 26, 2026 · Google Reviews"I had an excellent experience with Alex from Lex Plumbing. He went above and beyond to ensure everything was done correctly. Alex conducted a very thorough analysis, not only fixing the original issue but also identifying and resolving other problems he found along the way. He took the time to explain each and every detail clearly, making sure I understood what was happening and why the repairs were needed. His pro…"
— Wanjiru Kariuki · Dec 17, 2025 · Google Reviews"Tired of dust that keeps coming back? Our certified… read more"
— Verified reviewer · Yelp"We will waive our $79 diagnostic fee / service call… read more"
— Verified reviewer · Yelp"Their manager, Kenny, who sold me the system was on site daily to check on the work and ensure our satisfaction."
— Verified reviewer · Yelp"This review is overdue, but got our AC unit and duct work replaced in May due to our original 1984 Trane system going out."
— Verified reviewer · Yelp"LEX Air Conditioning, Heating, Plumbing & Electrical has served the Dallas-Fort Worth metroplex since 2004.Our licensed HVAC technicians, plumbers, and electricians provide fast, reliable service with 30-40 minuteresponse times. Services include AC repair, heating installation, water heater replacement, drain cleaning, elec……"
— Verified reviewer · Yelp"Technician was a complete con man! Tried to con me out of $9000 to replace my Evap cooler in my attic claiming it was the last one in the DFW area that could use current refrigerant."
— Verified reviewer · BBBPros & cons
- High Google rating (4.8★ across 2,315+ reviews)
- Long-established (22+ years in business)
Self-reported on their website — not independently verified.
- Authorized Trane Comfort Specialist
- Emergency response: 45-minute
- Satisfaction guarantee
- Financing available
- Free estimates
- Flat-rate, upfront pricing
- Indoor air quality services
- Mini-split system specialist
- Duct testing & sealing
- Specializes in AC repair
- Lower Yelp rating than Google (3.3★ vs 4.8★)
When to choose them — and when to consider alternatives
- You need indoor air quality work
- You need furnace repair
- You need mini-split installation
- You want manufacturer-warranty installation work
- You need to finance the work
- Reports of cross-platform rating divergence would be a deal-breaker for you
- Reports of inconsistent service quality would be a deal-breaker for you
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- Furnace Repair — Repair of gas and electric furnaces — ignition systems, blower motors, heat exchangers, control boards, and flame sensors.
- Heating System Replacement — Replacement of an aging or failed heating system, typically a furnace or heat-pump indoor unit.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Duct Work — Ductwork inspection, sealing, and replacement — addresses leakage, undersized runs, and uneven room temperatures.
- Thermostat Installation
Service area
Plano, TX home
Guarantees & credentials
- Licensed technicians
- Licensed and insured
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
| Daily | Open 24/7 |
|---|
Frequently asked questions
What are the pros of Lex - Air Conditioning, Heating, Plumbing, Electrical?
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Compare with nearby providers
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Lex - Air Conditioning, Heating, Plumbing, Electrical (this company) |
81/100 | 4.8★ (2,315+) | 22+ | A+ | 3.3★ | — |
| 82/100 | 4.7★ (455+) | 25+ | — | — | — | |
| 69/100 | 4.8★ (610+) | 1+ | A ✓ | — | — | |
| 91/100 | 4.9★ (1,730+) | 69+ | A+ ✓ | — | Best for Mini-Splits / Ductless Best NATE-Certified Team Best Authorized Carrier Dealer in Plano |
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Profile last updated May 15, 2026.