6 Commercial HVAC Contractors in Midlothian, TX

4.9 avg rating
3,244 total reviews3 offer 24/7 service
Need emergency service? 5 HVAC providers in Midlothian offer 24/7 availability

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Top-Rated Commercial HVAC Contractors in Midlothian

#1

Speedy Electric & A/C

4.6(1,215 reviews)

Over 1,215 reviews generate a 4.6-star average, with every sampled reviewer awarding 5 stars. Customers frequently cite rapid dispatch times, same-day arrivals…

1865 Shady Ridge Dr, Midlothian, TX 76065
#2

Heritage Air Services

4.9(783 reviews)
24/7 Highly Rated

Nearly all reviewer mentions cite specific team members by name, with five-star reviews highlighting Mark Woodcock and Enrique particularly for professionalism…

1080 Dividend St, Midlothian, TX 76065
#3

Dial One Johnson Plumbing, Cooling & Heating

4.9(484 reviews)
24/7 Highly Rated

Every reviewer awarded a 5-star rating, with 8 out of 8 highlighting specific technicians by name including James, Jonathan, Daniel, and Michael. Multiple…

307 W Avenue C, Midlothian, TX 76065

All Commercial HVAC Contractors (6 total)

Texas Ace Service - Heating & Air

4.7(536)

Across the available reviews, every scorer awarded 5 stars , a pattern reflecting consistent satisfaction…

870 Dividend St, Midlothian, TX 76065

Summit HVAC and Construction

5.0(199)
24/7 Highly Rated

Five-star ratings dominate the review profile, with 197 reviews yielding a perfect 5.0 star average. Multiple…

3411 Baylor Blvd, Midlothian, TX 76065

A/C JOE

5.0(27)

Every reviewer awarded 5 stars, with multiple clients specifically naming Joe or Jordan as the technician who…

14th St, Midlothian, TX 76065

Commercial HVAC Costs in Midlothian

Commercial system pricing in Midlothian. Actual costs vary significantly by building size and system type. Request a site-specific quote.

ServiceLowAverageHigh
Annual maintenance (per rooftop unit)
Quarterly inspections
$500$1,000$2,000
Annual contract (small business, < 5K sqft)
$1,000$2,500$5,000
Annual contract (mid-size, 5K-25K sqft)
$3,500$6,500$10,000
Basic rooftop unit replacement
$6,500$10,000$15,000
Small business full system (< 5K sqft)
$8,000$16,000$25,000
Mid-size building (5K-25K sqft)
$25,000$50,000$80,000
Operating cost (per sqft annually)
Utility + maintenance
$2$4$6

Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

Commercial HVAC in Midlothian, TX: What to Expect

Midlothian’s climate drives steady demand for commercial HVAC: Dallas summers average 96°F with more than 100 days above 90°F, and seasonal temperature swings mean systems must handle both intense cooling loads and intermittent heating. That demand supports six contractors serving the area; their collective reputation is strong, averaging 4.9 from 3,244 reviews, and three firms advertise 24/7 service. Use commercial-hvac Midlothian to find local options.

Specific cost figures weren’t provided in the brief, but commercial projects typically vary by tonnage, system type, and retrofit complexity. Major cost drivers include rooftop unit size, ductwork modifications, and controls or refrigeration upgrades. All contractors working in Texas must hold the appropriate TDLR license—Class A for unlimited work or Class B when within the limits for cooling and heating capacities—which affects who can legally bid and install larger systems.

Customer highlights weren’t included, so focus on patterns visible in high-volume, high-rating markets: prompt emergency response from firms offering 24/7 service, clear maintenance agreements, and documented energy-savings proposals. When vetting contractors, confirm TDLR credentials, request recent references for similar commercial builds, and evaluate proposals for lifecycle cost and uptime guarantees rather than just lowest bid.

Frequently Asked Questions

Commercial HVAC in Midlothian varies widely by building size. Annual maintenance contracts run $1,000-$10,000+ depending on unit count and service frequency. Rooftop unit replacement starts around $6,500-$15,000, small business systems (<5K sqft) run $8,000-$25,000, and mid-size buildings cost $25,000-$80,000 installed.