United Mechanical: Your Trusted HVAC and Plumbing Partner in Dallas, TX

Since 1949, United Mechanical has been a cornerstone of reliability for homes and businesses across the Dallas-Fort Worth area. Starting as a plumbing specialist and expanding into full HVAC service in 1960, this local contractor has grown into a premier mechanical service group with over 200 dedicated employees. They offer 24/7 emergency support for both residential and commercial clients, understanding that a broken AC in a Dallas summer or a plumbing leak can’t wait. Whether it’s a custom design for a new build or a urgent repair, United Mechanical in Dallas, TX brings deep local knowledge to every job.

Business Overview

United Mechanical operates around the clock, every day of the year. Their team handles everything from routine plumbing inspections to complex HVAC system installations. They serve homeowners and business owners alike, with a strong focus on safety and performance. The company’s bonding capacity of $30 million on a single project speaks to their capability for large commercial work, while their friendly, experienced technicians are equally at home fixing a residential water heater.

Key Services

The company provides a full suite of mechanical services tailored to North Texas needs:

  • HVAC & Heating: Installation, repair, and custom design including duct sizing and load calculations for our variable climate.
  • Plumbing: Full inspection, installation, replacement, and repair services. This includes specialized work like hot water recirculation pump installation and repair to eliminate wait times for hot water.
  • Water Heaters: Expert installation and repair for both traditional and tankless systems.

Areas Served

United Mechanical proudly serves a vast region around Dallas. Their technicians are familiar with homes and buildings in Garland, Duncanville, Waxahachie, Cleburne, Corsicana, Midlothian, and dozens more communities. They understand the specific plumbing and HVAC challenges presented by different North Texas neighborhoods, from older homes in Terrell to newer developments in Forney.

Company History

The story of United Mechanical in Dallas, TX is one of steady growth built on service. Founded in 1949 as a small plumbing company, they added air conditioning in 1960 to meet growing demand. They’ve navigated decades of change while holding fast to principles of humility and honest customer care. As they often say, "United was built on nights and weekends." Their team of over 200 local employees shows remarkable loyalty, with an average tenure over 10 years, ensuring consistent quality.

Leadership

President and CEO David embodies the company’s hands-on ethos. A Garland High School graduate, he started as an apprentice sheet metal mechanic with United in 1973 and worked his way up. With over 42 years of expertise in HVAC, piping, and plumbing systems, his leadership is guided by a simple principle: "do what you say you’re going to do." David focuses on taking great care of both employees and customers, aiming not to be the biggest, but the best.

Specialties & Highlights

  • 24/7 Emergency Response: Always open for urgent HVAC and plumbing issues.
  • Deep Employee Experience: Management promoted from within and crews with long tenures.
  • Residential & Commercial Expertise: From single-family homes to major commercial projects.
  • Custom Design Solutions: Including precise duct sizing and load calculations.
  • Strong Local Reputation: Recognized as a premier mechanical contractor in DFW.

Why Locals Choose United Mechanical

For Dallas-area residents and business owners, choosing United Mechanical means choosing stability and proven skill. Their long-standing presence since 1949 offers peace of mind. The combination of 24/7 availability, a massive local service area, and a team that genuinely knows the region’s infrastructure makes them a go-to resource. They’ve built their reputation one job at a time, focusing on quality work and safe performance. When you need a mechanical contractor you can count on, United Mechanical in Dallas, TX delivers.

Contact Information

United Mechanical

★★★★☆ 3.6 / 5 (20)

: 11540 Plano Rd, Dallas, TX 75243

: (214) 341-9300

: http://www.unitedmechanical.com

Business Services

  • Hot water recirculation pump installation
  • Hot water recirculation pump repair
  • Plumbing inspection
  • Plumbing installation or replacement
  • Plumbing repair
  • Water heater installation
  • Water heater repair

Business Location & Hours



Mon:Open 24 hours
Tue:Open 24 hours
Wed:Open 24 hours
Thu:Open 24 hours
Fri:Open 24 hours
Sat:Open 24 hours
Sun:Open 24 hours




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