imagesSteve Choi P.E. President & CEO

  • Chair, ASCE Tunnel Security Subcommittee
  • Former Professor, Dep. of Civil Engineering, Manhattan College Graduate School
  • Experienced 17 security projects and 25 tunnel projects
  • Project manager for a number of tunnel, geotech and construction management projects
  • Published 3 books and more than 20 papers

Thomas J. King P.E. Director of Products & Chief Engineer

  • Advisory Committee Member, NYCDEP
  • Trustee of New Jersey Iron Workers
  • Member of National Society of Professional Engineers
  • Former Executive Vice President, Shiavonne Construction Inc
  • Winner of NSPE Outstanding Service Award (1992)
  • Winner of AGC of New Jersey Man of the Year (1995)
  • Cardinals Construction Man of the Year (1999)

Thomas F. Martin P.E. Director of construction and cost estimating

  • Developed engineer’s estimated costs for rehab of both a railroad tunnel and a highway tunnel on U. S. east coast
  • Project director and engineer to the contract for 10 meter diameter, 10 kilometer long TBM tunnel for the Manapouri power station in Fiordland National Park, South Island, NZ
  • Member of a formal Value Engineering review team on Brightwater Project in Washington

Carl R. Linden P.E. Director of projects & senior project manager

  • Experience on tunneling, earthwork and dam projects
  • Managed projects through all phases of construction
  • Extensive experience of many projects that require a multi-disciplinary approach with specific emphasis in the water, wastewater and public transit industries
  • Project manager for riverside badlands tunnel, San Bernardino, CA, Los Angeles Metro Tunnel Project, Metrowest tunnel completion, MA, Elk Creek Dam, OR and more
  • ENR construction industry man of the year (1998)

Donald P. Richards P.E. Senior geotechnical Consultant

  • Geotechnical engineering experience including feasibility studies, site investigations, detailed design and construction management
  • Expertise in exploration, design, and construction management of underground excavations
  • Experience covers a wide geologic range from soft marine soils to hard rock
  • Wastewater and sewer projects, dams and hydroelectric development, conventional rail and highway projects, metro projects, underground oil storage