Hudson Highlands Environmental Consulting


MARC KARELL, P.E., CEMClimate Change & Sustainability Specialist


Marc Karell has more than 25 years of experience in the environmental, energy and climate change areas, with special expertise in developing realistic, cost-effective solutions to environmental compliance and carbon footprint issues. Mr. Karell has worked with many diverse companies, municipalities, and other entities to develop site-specific solutions to environmental, energy, and climate change problems that result in long-term business and environmental benefits.

Mr. Karell began his career working for the USEPA, Region 2 in Air Compliance, being a technical inspector and enforcer of air regulations. He went on to work for consulting firms for 20 years working on diverse industrial and municipal projects in air compliance, greenhouse gases, and energy areas. He began his own consulting firm over 2 years ago, and regularly teams with qualified, exceptional professionals with other specialties to offer clients unparalleled environmental experience at a reasonable cost due to our low overhead rates.

Primary services offered by this consortium member can be found on the following pages (click on links):

Climate Change/Sustainability or “Green” Services
Air Quality Services

Link to Member’s blog: Marc Karell


Columbia University, New York, NY
M.S. in Chemical Engineering, 1985
University of Wisconsin, Madison, WI
M.S., Biochemistry (Neuroscience), 1981
New York University, New York, NY
B.S., Biochemistry, 1977


Licensed Professional Engineer (PE), New York State, since 1991
Certified Energy Manager (CEM), Association of Energy Engineers, 2009


A sampling of relevant experience include:
Organization and Baseline of Sustainability/”Green” Programs

  • Alberto Culver, Melrose Park, IL
  • Koppers, Inc., Pittsburgh, PA
  • US Power Generating, New York, NY
  • Jacksonville Airport Authority, Jacksonville, FL
  • ACE Insurance, Philadelphia, PA
  • Village of Mamaroneck, Mamaroneck, NY
  • Borough of Milltown, Milltown, NJ

Greenhouse Gas Emission Inventories (“Carbon Footprints”)

  • Alberto Culver, Melrose Park, IL
  • Koppers, Inc., Pittsburgh, PA
  • Jacksonville Airport Authority, Jacksonville, FL
  • ACE Insurance, Philadelphia, PA
  • ExxonMobil Natural Gas Division, Houston, TX

Air Quality Audits/Emission Inventories/Permitting

  • East River Housing, New York, NY
  • Equity Residential Apartment Buildings, New York, NY
  • Nassau County Dept of Public Works, Wantagh, East Rockaway, NY
  • Joint Meeting of Essex & Union Counties, Elizabeth, NJ

Adjunct Professor, New York Medical College, Valhalla, NY
Teach graduate level course on Air Pollution.


Technical Board, Chemical Engineering Progress, publication of AIChE
Board of Experts, Environmental Manager’s Compliance Advisor, BLR
Active member: AIChE, AWMA, AEE.