Fellenzer Engineering LLP
Partners- John Fellenzer, Mark Fellenzer Fellenzer Staff Photo
Our Staff Fellenzer Engineering LLP


Fellenzer Engineering LLP, a nationally recognized engineering firm, leads the Hudson Valley in innovative engineering consultation, analysis and design.

Our award-winning designs have earned us work with some of the largest commercial facilities in the area, including Giants Stadium and Newark International Airport, along with numerous multi-year Term Contracts with New York State’s Dormitory Authority and Office of general Services, The US Postal Service and The Department of Veterans Affairs.

Our half century of success is a direct result of our corporate values, our intelligent and creative staff and our focus on exceptional client service.  Our members come from some of the country’s most prestigious engineering schools and have a passion for creativity and design. Respect, integrity, and accountability guide our staff through each project - insuring each client a customized and cost-effective solution to their engineering needs.

Strategically located in the Mid-Hudson region, we work with clients from Pennsylvania to Connecticut, Albany to Central New Jersey and everywhere in between.  We are licensed in New York, Pennsylvania, Connecticut, Massachusetts, New Jersey, Rhode Island, Vermont and Florida.

Copyright 2006 Fellenzer Engineering LLP                         22 Mulberry St. Middletown, NY 10940 Ph: 845-343-1481