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Claim This BusinessMJ Environmental Heat & Air LLC operates as a licensed HVAC contractor serving Caddo Mills and the broader Hunt County region in northeast Texas. The company has accumulated 33 customer reviews averaging 4.7 stars, reflecting consistent service quality in a market where word-of-mouth drives most residential referrals. Owner Marcelo maintains direct communication with customers, responding to inquiries personally, even on Sundays, and scheduling urgent matters within 24 hours. This hands-on approach distinguishes the operation from larger firms where homeowners typically interact only with dispatchers.
The company differentiates itself through pricing transparency and comprehensive warranties. Reviewer Josephine Durkin documented receiving three competitive bids before her replacement, noting MJ Environmental quoted the same equipment model as competitors while offering both a lower price and an enhanced warranty package, a savings she quantified at $2,000. Technician Juan was specifically praised for explaining repair options and answering questions transparently, allowing homeowners to make informed decisions without pressure tactics. The business also stays current with evolving efficiency regulations; reviewer Shelly Hays noted her new unit installation complied with 2025 standards.
Named technicians appear repeatedly in customer feedback for handling specific situations. Suzette Walker described scheduling an AC repair request that same day during warmer weather, with technician Juan arriving in proper COVID-safe protocols. Carmen Beals recounted installations at both her condo and personal residence, noting the crew worked efficiently enough to complete both without disrupting her brother's subsequent referral experience. These scenarios demonstrate capacity for multiple same-day or back-to-back appointments within the Tuesday-through-Saturday service window.
Five reviewers specifically mention rapid response or same-day service, with owner Marcelo responding to Sunday texts and scheduling Monday appointments. Three reviewers reference competitive bidding and cost savings versus other contractors. All five featured reviews award five stars and specifically name either owner Marcelo or technicians Juan or Andre.
| Sunday | Closed |
| Monday | 9 AM–3 PM |
| Tuesday | 9 AM–3 PM |
| Wednesday | 9 AM–3 PM |
| ThursdayToday | 9 AM–3 PM |
| Friday | 9 AM–3 PM |
| Saturday | 9 AM–12 PM |
Complete new cooling system installation including condenser, evaporator coil, and thermostat setup.
Furnace or heat pump replacement and new heating equipment installation.
Diagnose and repair cooling system failures, refrigerant leaks, compressor issues, and electrical faults.
Fix furnace ignition problems, heat exchanger issues, and heating system malfunctions.
Annual tune-ups keeping equipment operating at peak efficiency and preventing premature failures.
Inspect duct connections and airflow distribution for optimal system performance.