★★★★★
"Excellent service, very professional and punctual. They solved the problem quickly and the price was fair."
Based on 47+ Google reviews
Licensed plumber and HVAC team in Katy, TX — fast, fair, no surprises.
Same day plumbing and HVAC across Katy and west Houston since 2010. Flat $49 to come look, credited to whatever you have us fix.
15+ yrs
Serving Katy
Licensed
Master #42122
24/7
Emergency line
Service Call Special
Diagnostic credited to repair
Texas Master PlumberRMP/MAPGAS #42122
TDLR HVAC Licensed#TACLA00160134C
4.9★ on Google47+ verified reviews
16+ YearsServing Katy & West Houston
Same-Day Service24/7 Emergency Line
Our Services
Plumbing & HVAC services in Katy, TX — one team, residential and commercial.
Each page lists what we actually cover, what the symptoms look like, and what pricing depends on. No vague "call for a quote" runaround.
Plumbing
Slab leaks, hidden leaks, blown water heaters, clogged drains, sewer line breaks, polybutylene repipes. Residential and commercial.
View plumbing services →
HVAC Systems
AC repair on the day it dies. Heating tune-ups before winter. Manual J load calcs done right when it’s time for a new system.
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Commercial
Restaurants, retail, multi-family, light industrial. Service contracts, after-hours response, backflow testing, grease traps, code-compliant work.
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Special Offers
Current specials — save on your next service.
Mention the coupon when scheduling.
$49
Service Call Special
Diagnostic credited toward approved repair
$20 OFF
Plumbing Services
Any repair over $200
$75 OFF
AC Tune-Up
Spring & summer maintenance
$100 OFF
Tankless Water Heater
Full installation
Why Choose ABA ONE
Why Katy homeowners pick ABA ONE.
No bait pricing over the phone. No upselling parts you don’t need. We diagnose on-site, write you an estimate, and you decide whether we touch a wrench.
We Fix It Right or We Fix It Again
If something we did isn’t holding, we come back and make it right at no extra charge.
Background-Checked Texans
Every tech is licensed in Texas, insured, and through our background check before they ever come to your door.
Written Estimate, Then Work
You see the number before we start. If it changes mid-job, we stop and tell you why. No surprise line items at checkout.
Real 2am Dispatch
Our after-hours line goes to a dispatcher who routes you to an on-call licensed tech, not voicemail purgatory.
★★★★★
"Called for an emergency at night and they actually answered. Fixed the leak the same night."
★★★★★
"Fast response, fair pricing, honest diagnostics. They didn't try to sell me things I didn't need."
It’s 2am and water’s on the floor. We answer.
One ring. Real dispatcher. On-call plumber rolling out within the hour.