Since 1971 CMI has been providing quality design/build services in the Southern Maryland, DC and Virginia area. CMI General Contractors has provided high quality commercial design/build services for clients all over Southern Maryland, longer than any other commercial Design/Builder in the region. Our staff has over 300 years of combined construction experience and are second to none. Our typical design/build projects have included office buildings, religious & educational facilities, health & fitness centers, retail centers, warehouses, medical facilities, convenience stores, restaurants, fire stations, apartments, automotive sales, service facilities, build-outs and more.

The vast majority of CMI’s projects are of a design/build nature, employing our own highly experienced in-house architects and project managers. By utilizing CMI’s method of construction for your new facility, you will be assured of an innovative and efficient design, and a building that meets your business needs, as well as your budget. CMI is committed to providing high-quality energy efficient design and construction services at a reasonable cost, and at a level of quality that exceeds your expectations. CMI is proud of its reputation, and has built its business on referrals from our many satisfied clients. We are committed to providing you with a service that is second to none, from start to finish.


CMI is located in Charlotte Hall, Maryland, centrally located to our service area of St. Mary’s, Charles, and Calvert Counties. CMI’s leadership consists of, Charles W. McPherson, Robert A. Brough, James F. Matthews, Henry S. Matthews, Joann M. Baierlein, AIA, and Steven P. Hancock, all of whom are actively involved in the day to day operations of the business.

With CMI, you can be assured of getting the quality, service, and value you expect and deserve. We would be happy to provide you with a list of references, as well as any other information you may require, and would welcome the opportunity to meet with you to discuss the details of your project. Again, thank you for considering CMI, and we look forward to working with you.



  • Knowledgeable professionals guide you through the entire process
  • Creative, practical design solutions that meet your needs within budget
  • Detailed specifications to define your project’s scope of work
  • The necessary resources to process all required permits & approvals

  • Competitive pricing with a detailed bid analysis of your project
  • Experienced personnel to keep your project on schedule
  • Use of the best available vendors and subcontractors in the area
  • Quality construction that consistently exceeds expectations



CMI’s in-house design team will guide you through the process to determine your needs and develop plans specifically for your project.  Functionality, budget, aesthetics, and maintenance considerations are the cornerstones of our design philosophy.


Experience is key when it comes to building high quality commercial buildings. CMI’s superintendents and project managers average over 30 years’ experience each and will provide you with a high quality process and finished facility.


CMI is involved in numerous development projects and construction Southern Maryland. Our extensive business, retail, industrial, and residential developments gives great insight into acquisition, planning, financing and construction needs.