HVAC Companies in Mills, Texas

MJ Environmental Heat & Air offers residential and commercial HVAC services, including air‑conditioner maintenance, commercial AC, AC replacement, and heater repair. The family‑owned, licensed and insured firm emphasizes transparent pricing and project flexibility. Customer reviews highlight prompt, honest service and reliable installations, with a focus on meeting 2025 regulations and ensuring year‑round comfort for homeowners and businesses.

Blueline Mechanical offers comprehensive HVAC services, including AC and furnace installation, repair, and maintenance, as well as thermostat and indoor‑air‑quality solutions. The company provides 24/7 emergency response, financing options, and discounts for first responders, military, and seniors. With a BBB A+ rating and 5‑star Google reviews, it serves Dallas‑area homeowners.

Ivy Air, LLC provides residential and commercial HVAC services, including AC repair, replacement, heating installation, and ventilation. The company offers financing, a 5% discount for veterans, seniors, and teachers, and a $50 repair discount. Customers note prompt, courteous service and transparent pricing, with a BBB rating of A+ and 5‑star Google reviews.

Cool Rescue 1 Heating & Air offers family‑owned HVAC services, including AC, heating, heat‑pump, ductless, and indoor‑air‑quality solutions. The off‑duty firefighter‑run team emphasizes quick response, transparent pricing, and financing options. Customers note knowledgeable technicians, fair rates, and reliable repairs, while the site provides SEER calculators and troubleshooting tools for homeowners seeking energy savings.

D‑N‑D Services offers HVAC repair, installation, and maintenance for residential and commercial customers, covering air‑conditioning, heating, duct cleaning, indoor‑air‑quality, and commercial‑HVAC. Their technicians are NATE‑certified, and the company holds an A+ BBB rating. Customers note prompt, honest service and competitive pricing, with financing options available for homeowners and businesses today.

DEP Heat & AC, LLC provides family‑owned HVAC services across North and East Texas, emphasizing reliable, affordable solutions for commercial properties. With 17 years of experience, the firm focuses on precision, using checklists to minimize errors. Services include heating and cooling repair, transparent pricing, and responsive customer communication, ensuring efficient, tailored service delivery.

DEP Heat & AC, LLC provides commercial HVAC services across North and East Texas, emphasizing family‑owned reliability and 17 years of experience. Their offerings include heating and cooling repair, maintenance, and system installation, with a focus on precision, transparent pricing, and customer communication. The company highlights a goal of affordable, efficient service for commercial properties.

H&H Heating and Air offers residential and commercial HVAC services across Collin, Rockwall, Hunt counties and the DFW Metroplex. With over 20 years of experience, the family‑owned firm provides 24/7 emergency support, free estimates, financing options, and warranties. Services include new ductwork, heat pumps, furnace repair, coil cleaning, and attic ventilation.

RelyOn Air Techniques offers residential and commercial HVAC services, including air‑conditioning repair, heating repair, heat‑pump and furnace maintenance, and emergency breakdown response. The company provides installation, replacement, and maintenance plans, emphasizing fast response, reliable service, and energy‑efficient solutions. Customers note clear communication, certified technicians, and on‑time, clean work for homeowners and businesses.

Texas Experts Heating & Air offers licensed HVAC services, including maintenance, repairs, indoor‑air quality, de‑humidification, ductwork, system design, and installations. With 18+ years experience, the family‑owned firm emphasizes tailored solutions, financing options, and a focus on energy efficiency. Customer reviews highlight reliable, prompt service and transparent pricing for homeowners seeking comfort and peace.

True Blue Heat and Air provides HVAC services in Royse City, offering AC repair, furnace repair, heat‑pump installation, ductwork design, and maintenance plans. Customers note prompt arrivals, clear explanations, knowledgeable technicians, and a solid 5‑star rating from over 1,200 Google reviews. Energy‑efficient options and transparent pricing are emphasized for homeowners.

True Gold Air Duct Service offers professional air‑duct cleaning for Caddo Mills homeowners, emphasizing improved indoor air quality, energy efficiency, and HVAC longevity. Their process removes dust, allergens, mold spores, and VOCs, reducing fire risk and maintenance costs. The company follows NADCA guidelines, recommending cleanings every 3‑5 years, especially for pets or respiratory‑sensitive families.