Mark Ellis, Central Region Manager

Mark A. Ellis, Senior Project Manager in MDG’s Houston office, is a facility design zealot. With 25+ years of experience as a planner and functional design specialist providing facility design services to clients, Mark’s passion has given him significant experience in preparing facility master plans, facility conceptual designs, site selection studies, facility design criteria, equipment selection, specification and layout, and construction documents. He has participated in facility design on more than 200 projects, including planning and design of more than 100 bus and rail transit maintenance facilities, more than 70 municipal facilities, as well as university, school district, airport, military, and industrial vehicle and building maintenance facilities throughout the United States.

Return to see all of our Leaders

  • Kansas City Streetcar Operations and Maintenance Facility
  • MARTA Brady Avenue Facility
  • LexTran Bus Operations and Maintenance Facility, Lexington, Kentucky
  • City of St. Charles, Missouri Public Works Facility

Don Leidy, Managing Principal

Don is recognized as one of the leading...


Ken Booth, Mountain Region Manager

Leading our Denver office, Ken's 18+ years of...


Jon Holler, Southeast Region Manager

Jon has more than 20 years of experience...


Mark Ellis, Central Region Manager

A Senior Project Manager in our Houston office,...


Steve Radomski, AIA, Northwest Region Manager

Steve leads the Eastern Region from our Baltimore...

Darren Pynn

Darren Pynn, AIA, Southwest Region Manager

Darren has more than 30 years of planning...

Jeff Lohr_TEMP_web

Jeff Lohr, RA, Eastern Region Manager

Jeff Lohr, a Senior Facility Design Manager in...