60+ Years of Trusted HVAC & Plumbing Services in Dallas, TX
Large Enough to Handle Your Needs, Small Enough to Remember Your Name
- Proudly rated 4.9 from 2.3k+ customer reviews
- BBB A+ Rating
- Fully Licensed & Insured
- 60+ Years in Business
- Family Owned & Operated
Complete Home Comfort Solutions for Dallas, TX
From emergency repairs to new installations, our certified technicians provide comprehensive HVAC and plumbing services throughout the Dallas-Fort Worth area. No matter what comfort challenge you’re facing, we have the expertise and equipment to solve it right.
Henry N
“I highly recommend Dial One Johnson! Professional, compassionate, quick, all while working within your budget!”
Current Specials & Savings
Exclusive offers and savings, from Dial One Johnson to you.
$49
Furnace Safety Check
*For residential service only — cannot be applied to past jobs or combined with other coupons. Based on the condition or age of your water heater, it might be unsafe to flush your water heater. The technician will determine while onsite if it might be detrimental to flush your water heater and give an honest recommendation
$99
Water Heater Flush*
*For residential service only — cannot be applied to past jobs or combined with other coupons. Based on the condition or age of your water heater, it might be unsafe to flush your water heater. The technician will determine while onsite if it might be detrimental to flush your water heater and give an honest recommendation
$100 OFF
Air Duct Cleaning
*For residential service only — cannot be applied to past jobs or combined with other coupons. Based on the condition or age of your water heater, it might be unsafe to flush your water heater. The technician will determine while onsite if it might be detrimental to flush your water heater and give an honest recommendation
$100 OFF
Air Scrubber
*For residential service only — cannot be applied to past jobs or combined with other coupons. Based on the condition or age of your water heater, it might be unsafe to flush your water heater. The technician will determine while onsite if it might be detrimental to flush your water heater and give an honest recommendation
Watch the video
What is the Whole Home Advantage Plan?
Protect Your Investment with Our Whole Home Advantage Plan
Get over $1,400 in maintenance services for just $99/year. Our comprehensive plan includes HVAC tune-ups, plumbing inspections, priority service, and a 15% discount on all repairs.
- Complete HVAC and plumbing maintenance
- Priority emergency service
- 15% discount on repairs
- Transferable membership
When Comfort Can’t Wait: 24/7 Emergency Service
AC Emergency?
Same-day cooling repairs when Texas heat becomes dangerous
Plumbing Crisis?
Immediate response for leaks, clogs and water emergencies
Heating Breakdown?
Priority response during cold snaps and winter storms
Gas Leak?
Emergency safety service available around the clock
Proudly Serving North Texas Communities
From downtown Dallas to suburban communities throughout the Metroplex, our family of certified technicians provides reliable HVAC and plumbing services where you need them.
Primary Service Areas
Addison, Arlington, Balch Springs, Cedar Hill, Dallas, DeSoto, Duncanville, Euless, Farmers Branch, Garland, Glenn Heights, Grand Prairie, Highland Park, Irving, Lancaster, Mansfield, Mesquite, Midlothian, Oak Cliff, Red Oak, Richardson, Richland Hills, Seagoville, University Park, Waxahachie
Commercial HVAC & Plumbing Services
From Cedar Hill’s business district to Grand Prairie’s industrial corridors, from Midlothian’s commercial developments to South Dallas’s diverse business community, we provide the responsive service and technical expertise that keeps North Texas businesses running smoothly. We service:
- Office complexes and professional buildings
- Retail units and centers
- Industrial and manufacturing facilities
- Healthcare and educational campuses
What Our Neighbors Say:
“We were impressed by their expertise and honesty…
They diagnosed our plumbing issue accurately, explained all our options clearly, and completed the work professionally without trying to upsell us on unnecessary repairs & extras.”
Lara Steiner
Customer in DeSoto, TX
What Our Neighbors Say:
“We were impressed by their expertise and honesty…
They diagnosed our plumbing issue accurately, explained all our options clearly, and completed the work professionally without trying to upsell us on unnecessary repairs & extras.”
Lara Steiner
Customer in DeSoto, TX
What Our Neighbors Say:
“We were impressed by their expertise and honesty…
They diagnosed our plumbing issue accurately, explained all our options clearly, and completed the work professionally without trying to upsell us on unnecessary repairs & extras.”
Lara Steiner
Customer in DeSoto, TX
Watch the video
What is the Whole Home Advantage Plan?
Latest HVAC & Plumbing Tips
A Guide to Changing Your Toilet Flapper and Valve
Does your toilet seem to run constantly? The problem could be a worn flapper or a defective toilet fill valve. While it’s usually best to
Six Signs It’s Time To Replace Your Kitchen Faucet
When it comes to your home’s plumbing, you might not give your kitchen faucet much thought. Unfortunately, this type of hardware has an expiration date;
Can You Get Carbon Monoxide Poisoning From an AC Unit?
Carbon monoxide is a dangerous gas you never want to let loose inside your home. It’s possible to face disastrous results from a leak, but