LDR Technologies LLC is a licensed full-service mechanical contractor that specializes in providing industrial, commercial, and institutional service and unit replacement in North Carolina. Our capabilities include heating, air conditioning, filtration and ventilation services, controls (pneumatic and DDC) and electrical services.

LDR Technologies is a leader in providing preventative maintenance and routine service for facilities. We excel in monitoring and maintaining controls where the environmental variables – temperature, humidity, pressure, and cleanliness – are critical.

The management team at LDR Technologies has more than 65 years of hands-on experience with the most challenging HVAC applications. We pride ourselves on responding promptly and professionally to our client’s needs.

The satisfaction of our customers is our top priority. We focus on providing:


  • Quality products and services
  • Competitive, value-driven prices
  • On-time project completion.
  • An extraordinary record of safety

We have extensive experience in working with:                     

  • Laboratories
  • Research facilities
  • Large office buildings
  • Certified cleanrooms (turnkey)
  • Surgical suites
  • Thermal storage systems
  • Pharmaceutical manufacturing

Our Service Promise

Each member of our team strives to understand your business, stay on top of solving your issues, and is committed to helping you reach your mechanical, electrical, and DDC Control goals. Our management team recruits, develops, and retains each member of our team to assure our clients experience the excellent customer service and attention to detail upon which we have built our company and name.

HVAC Maintenance Programs

Test & Balance

While maintaining your facilities through routine preventive maintenance visits and monitoring your DDC controls, we are able to collect vital performance and other data, transforming it into a variety of clear, concise reports that give you the knowledge required to manage your facilities better and more efficiently. The result is a high-performance facility operation that improves productivity, reduces energy consumption and costs, and provides long-term value.