Legacy System Control Llc

Legacy System Control Llc operates out of Kaufman County, Texas as a local HVAC outfit focused on keeping homes comfortable through the region's brutal summers and occasional winter freezes. Family owned since 2011, the crew handles calls for air conditioning and heating work with owner Gustavo often showing up to handle the jobs himself. They carry the required Texas A/C license and NATE certification, which means they know the equipment and the local codes that matter when a unit quits on a 100-degree day. Homeowners in Forney and nearby towns get straight talk and quick response rather than drawn-out waits.

They cover full air conditioning repair and installation along with furnace and heat pump work, including ductless mini-split setups and regular maintenance visits to catch problems before the heat or cold hits hard. Indoor air quality jobs like duct cleaning, humidifier installs, and UV light additions round out what they offer for residential properties only. Most calls get handled the same day when the weather turns, and the team sticks to honest pricing without padding the bill. Bilingual staff makes scheduling easier for anyone who prefers it, and they accept secure online booking or direct phone contact for those who want to talk it through first.

Customers keep coming back because the work shows up on time, gets finished right the first visit, and comes at a price that matches the quote. Speed and communication stand out when a system fails without warning, while quality shows in how long the fixes last through Texas extremes. Price stays fair without surprise add-ons, which builds trust over repeat service calls. DIRT Score 4.02 from 11 reviews on Finds.

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“I couldn't be more pleased with the service provided by Legacy Integrated Technology. They recently installed a full security camera and monitoring system for my warehouse in McKinney, Texas, and the entire process—from consultation to installation—was seamless and professional. The team took the time to understand the unique needs of our facility and recommended a setup that offers complete coverage with crystal-clear video quality. The system is incredibly easy to use, and the real-time remote monitoring gives me peace of mind whether I’m onsite or away. What truly sets Legacy Integrated apart is their attention to detail and customer service. They were prompt, respectful, and knowledgeable throughout the process. After the installation, they made sure everything was working perfectly and even took extra time to walk us through how to operate the system. If you’re looking for top-notch security solutions with a team you can trust, I highly recommend Legacy Integrated Technology. They’ve earned my business and my highest recommendation. — Derek W., McKinney TX”

“So impressed with the camera install at my lash lounge! Everyone was friendly, knowledgeable, and handled everything with care. They made the whole process easy and stress-free. Everything looks clean and professional—exactly what I wanted. 10/10 would use them again!”

“We hired Legacy Integrated Technologies to do an extensive project. Jeremy handled everything from start to finish with complete accuracy and professionalism. I was very impressed with his attention to customer service. The technicians were very knowledgeable and did a great job too. We will definitely use them on our next project.”

“We had a complete security system installed in my Jewelry Store. I was impressed on how much knowledge Jeremy has. Their bid was also excellent and the work was top notch! I highly recommend them.”

“Legacy is amazing; I appreciate all the detail in their workmanship. They installed cameras on two of my business. Very pleased with this company from start to finish.”