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Zal Heusen PE, LEED AP



ASH Engineering LLC

Burlington, Massachusetts


USGBC-LEED Accredited Professional ( Massachusetts Institute of Technology)

Fire Protection Engineering Certificate, Northeastern University.

Post Graduate Diploma in Refrigeration..

( National College, London, United Kingdom)

Bachelor of Science in Physics and Mathematics.

Professional Engineering Licenses:

Commonwealth of Massachusetts , New York, Maine , Pennsylvania and Maryland .


Associate Partner, Project Manager.

Syska Hennessey Group

(formerly Syska and Hennessey Inc.)


New York City. New york

(1972 to 1989)

Mr. Heusen has also worked for the following major engineering firms and organizations:

BR+A Consulting engineers, Boston, Massachusetts.

Symmes, Maine and McKee Associates, Cambridge, Massachusetts.

Vanderweil Engineers, Boston, Massachusetts.


International Design Guide for HVAC, Central Plants, Fire protection and Plumbing systems for Middle Eastern countries.

Preliminary design guide for HVAC system.

HVAC, fire protection and plumbing details hand book.

Biomass use as an alternative fuel for boilers and chillers operation.


American Society of Heating, Refrigeration and Air-Conditioning Engineers (ASHRAE).

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