Family owned and operated in the Brownwood, TX area for over 35 years.

Service area includes Brown, Comanche, Coleman, Mills, Eastland, McCulloch, San Saba, Callahan, Hamilton, Erath Counties, and further.

Heart of Texas Mechanical Contracting, LLC is a home-grown business serving Brownwood, TX and the surrounding areas. After starting small, we’ve continued to expand and serve the Central Texas area for over 35 years. Heart of Texas Mechanical Contracting, LLC now has more than 20 employees and delivers service with over 15 trucks. Our team is dedicated to making your needs our priority. All of our employees have cleared background checks, and we carry workers’ comp insurance.

Our business has grown over the years, thanks to repeat customers and word of mouth. Heart of Texas Mechanical Contracting doesn’t use fancy jingles or gimmicks. We want your experience with us to bring you back time and time again. We will always value you as a customer!


 
Spring promotion - click for details

Rebate Disclaimer

Rebate requires purchase of qualifying items between March 9, 2026 and June 12, 2026 from a participating Lennox® dealer. Contact your local participating Lennox® dealer for promotion details. Qualifying items must be installed by June 19, 2026. This offer applies to residential installations only. Rebate claims must be submitted (with the Dealer's invoice to the homeowner listing all models and serial numbers) to www.lennoxconsumerrebates.com no later than July 19, 2026 11:59:59 p.m. ET. Rebate is paid in the form of a Lennox Prepaid Mastercard®. Use your card anywhere Mastercard is accepted. This card is issued by The Bancorp Bank, N.A., pursuant to license by Mastercard International. Mastercard and the circles design are registered trademarks of Mastercard International Incorporated. The Bancorp Bank, N.A.; Member FDIC. This is not a gift card. This card is issued for loyalty, award or promotional purposes. Please note that prepaid cards are subject to expiration, so pay close attention to the expiration date of the card. Conditions apply. See www.lennox.com/terms-and-conditions for complete terms and conditions.

Financing Disclaimer

Offer available between March 9, 2026 and June 12, 2026. All applications are subject to credit review and approval. Not all applicants will qualify. Requires purchase of qualifying Lennox® system. No down payment required. If you qualify for this promotion ("Promotion") and elect to participate, Finance Charges (interest) will not accrue for the first twelve months (Promotional Period), and you will not be required to make payments during the Promotional Period. If you pay the entire amount financed on or before the last day of the Promotional Period (Promotional Expiration Date), you will not have to pay any Finance Charges. However, if you qualify and elect to participate in the Promotion and do not pay the entire amount financed on or before the Promotion Expiration Date, you will be charged Finance Charges starting the first day after the Promotion Expiration Date at an annual percentage rate (APR) of 11.95%, and the balance will be payable in 120 scheduled monthly payments of $14.30 per $1,000 of the amount financed. No prepayment penalties. Minimum and maximum amount financed of $3,000 and $100,000, respectively. Late charges may apply. Complete terms and conditions and Truth in Lending disclosures will be set forth in the Retail Installment Contract which you should review carefully.

 

OUR SERVICES

AC & Heating, Commercial Refrigeration, Septic & Plumbing Replacements, Repairs & Installations

 

CONTRACTING SERVICES

Whether you require AC unit replacement, ductless AC repair, a heating contractor, or emergency plumbing service, don’t hesitate to contact one of our representatives. We offer a versatile selection of services that you’re not going to get anywhere else.

LENNOX HVAC SALES

In need of a new air conditioning unit? Fast & affordable AC replacement is one of our main specialties. We are the only authorized Lennox dealer in the area so come see what we have to offer for any of your replacement or installation needs.

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PLUMBING

We can handle any and all of your plumbing issues, even emergency ones! Our team of professionals uses its years of experience in order to provide our customers with the most reliable plumbing services and repairs in the area.

AIR CONDITIONING

We sell and install brand-new HVAC equipment. Our team has partnered with some of the top manufacturers in the industry to ensure your satisfaction.

HEATING REPAIRS

We handle residential, commercial, & industrial heating repair, replacement and installation of new systems. We deliver the finest service when you need it most.

 

Serving the following communities and beyond!

 
  • Baird
  • Bangs
  • Bend
  • Blanket
  • Brady
  • Brookesmith
  • Brownwood
  • Buffalo
  • Carbon
  • Carlton
  • Cherokee
  • Cisco
  • Clyde
  • Coleman
  • Comanche
  • Cross Plains
  • Deleon
  • Dublin
  • Early
  • Eastland
  • Eula
  • Goldthwaite
  • Gorman
  • Gustine
  • Hamilton
  • Hico
  • Huckabay
  • Johnsville
  • Jonesboro
  • Lohn
  • May
  • Mercury
  • Mullin
  • Nimrod
  • Priddy
  • Proctor
  • Ranger
  • Richland Springs
  • Rising Star
  • Rochelle
  • Rockwood
  • San Saba
  • Santa Anna
  • Star
  • Stephenville
  • Talpa
  • Valera
  • Voss
  • Zephyr
 
 
 

We offer 24/7 emergency service.

Call us anytime, day or night:

325-646-1655



OFFICE HOURS:
Monday - Friday 8am - 5pm
CLOSED WEEKENDS.