Our Team

Mr. Constantinides is a registered Professional Engineer in the State of New York, New Jersey, Maryland, and Florida. During his twenty four-year career in the construction industry, he managed infrastructure, and building projects in New York and New Jersey. He is currently M&J’s Vice President in charge of Rail & Transit business development. In addition to his corporate duties, he is currently serving as the Resident Engineer on the $236 M Queens Midtown Tunnel project requiring his exceptional managerial skills.

Prior to joining M&J, Mr. Constantinides served as the Resident Engineer on several bridge, tunnel, and rail projects including the structural hardening of the Bronx Whitestone Bridge, the rehabilitation of the Queens Midtown Tunnel’s ventilation and drainage systems, and the structural rehabilitation of LIRR’s Dutch Kills Draw Bridge.

He also served as an Assistant Resident Engineer on the Reconstruction of the W. Fordham Road Bridge, I-87 Major Deegan Expressway, and the Taconic State Parkway Segment 3. Mr. Constantinides’ experience includes working for General Contractors as a Project Manager and being directly involved with projects, such as the Hudson Bergen Light Rail system, the reconstruction of the West Street Underpass (RT9A) in lower Manhattan, the rehabilitation of the NYCTA’s Brooklyn East New York subway stations, and the ADA elevator installations at the 34th Street subway station in Manhattan.


  • Bachelor of Science, Civil Engineering, City College of New York
  • Masters, Civil Engineering, Polytechnic University
Professional Affiliations
  • ASCE
  • ACEC
Community Activities
  • NYSDOT Golf League