MHE Team


Licensed Professional Engineer, New York
Licensed Professional Engineer, New Jersey
Licensed Professional Engineer, Pennsylvania
Licensed Professional Planner, New Jersey


Bachelor of Engineering, Civil Engineering, Manhattan College (Cum Laude)


Member, New York State Society of Professional Engineers
Past State Executive Committee Member & State Board of Directors, American Council of Engineering Companies – New York (ACECNY)
Treasurer, Mid-Hudson Region, ACEC New York
Certified Course Evaluator, NYS Continuing Education Program, Practicing Institute of Engineering
Past President, Mid-Hudson Region, ACEC New York
Past State Legislative Committee Member ACECNY
Past member, NYS Building Officials Conference


Deputy Mayor, Trustee, Village of Cornwall on Hudson (1999-2019)
Past President, Highland Engine Co., Cornwall Fire Department
Cornwall Fire Department Rescue Team
Member, Cornwall Lions Club

Mark J. Edsall, P.E., P.P.



Mark Edsall is a principal at MHE. He is also Chief Executive Officer of the firm responsible for overall operations and management.

His areas of responsibility include:

  • Chairman, Board of Directors
  • Management guidance to staff for projects undertaken by firm
  • Consultation with Municipal Boards on general matters
  • Planning Board consultation with multiple boards
  • Zoning Board consultations
  • Administrative review and oversight of municipal projects
  • Loss management and quality control oversight/coordination


  • Over 41 years experience with representation of municipal boards, planning and zoning boards, including SEQRA and environmental reviews, evaluations of best alternative designs for municipalities, review of project work during post-approval construction, technical assistance with presentation of municipal comprehensive (master) plans, drafting and completion of multiple local laws and ordinances, and related general municipal operational support
  • Responsible for project design and management, from original conception through start-up, for numerous municipal water and wastewater projects. Duties include preparation of concept facilities plans, contract plans and specifications, cost-effective analyses,  shop drawing review and approval, evaluation of alternative proposals, interfacing and coordination of complex control and electrical with process equipment, field start-up and troubleshooting,  representation of firm at project meetings with owner, contractor and governmental agencies,  process evaluation and equipment performance testing, existing system evaluations and acting as Resident Engineer
  • Representative projects include regional sewage pumping stations from 100,000 gpd to over 1.0 mgd, sewage treatment plants up to $32 million advanced wastewater plant with sludge handling facilities with multiple-hearth incinerator,  regional municipal waste composting facility, deep well potable pump stations and high-pressure booster stations, water distribution systems with multiple tank/reservoir storage and combined telemetry controls, Town Hall renovations and improvements, Municipal ambulance building, municipal highway garages, storage garages and salt storage facilities, handicapped access projects for municipal buildings and other public infrastructure projects