MCI Mechanical Contractors LLC

MCI Mechanical Contractors LLC

MCI is a Design/Build HVAC, plumbing, and fire sprinkler contractor. Since 1948, MCI has prided itself on performance, reliability, and stability as a comprehensive building design and solutions provider. The company believes in a full-service approach, offering clients a wide range of building solutions in order to meet their needs and exceed their expectations. Ultimately, MCI believes the most important part of their job is to “do right” by their customers, and leverage their expertise to maximize the return on every investment their customers make.


  • 25% of all design-build projects will be zero-energy by 2027
  • 50% of all design-build projects will be zero-carbon by 2035
  • 100% of design-build project clients will be coached on best practices and promote strategies moving toward zero-energy and zero-carbon projects. 

Sectors Served
Commercial Office, Data Centers, Education, Food Service, Hospitality, Healthcare, Industrial, Laboratory, Retail

Types of Projects
Retrofit, New Construction

Markets Served

With offices located in Charlotte and Raleigh, North Carolina, MCI manages a wide range of projects from the Design/Build of new construction and retrofits of commercial office spaces, as well as retrofits of industrial facilities, schools, food service manufacturers, hotels, medical office buildings, and large retail facilities across North and South Carolina. MCI’s Service and Controls branch has existing contracts in place to provide cost-effective and high-performing control solutions for critical communications facilities and data centers located across the U.S. The MCI engineering team also provides design services nationwide, and 100% of MCI’s design/build projects are designed to high-performance standards.

Products and Services

Mechanical construction, design engineering, project management, HVAC service and maintenance, building automation systems, and energy efficiency for the building industry.

To Learn More, Contact

image of a building at sunsetName: Thomas H. Phoenix, P.E., FASHRAE, LEED AP
Title: Engineer
Phone: (704) 688-5806