Chief Mechanical Engineer

Declan Walsh

Mr. Walsh joined Epstein in 2020, bringing with him 17 years of experience designing HVAC, plumbing, and fire protection systems for a variety of buildings including offices, retail, hotel and hospitality, multi-tenant residential, airport, high- rise buildings, convention center, and restaurants. He has experience with building mechanical design throughout the U.S. with specific emphasis in the Chicago area as well as in Canada, China and the Middle East. In addition to designing HVAC, plumbing, and fire protection systems, he has also designed building electrical systems, which has helped provide a more coordinated MEP effort. Declan has worked on many projects pursuing LEED certification.

Prior to joining Epstein, Delcan worked as a Senior Engineering/ Project Manager at ARUP where he gained experience in designing sustainable MEP building systems to promote energy efficiency and greener buildings, verifying energy savings through whole building energy modeling programs, water conservation, and guiding clients through the LEED process to meet their goals as well as staying within construction budget.

Chicago (HQ)

600 West Fulton
Chicago, IL 60661
United States
P 312.454.9100
F 312.559.1217

New York City

156 Ludlow St
4th Floor
New York, NY 10002
United States
P 212.843.1843


3 Bulevardul Gheorghe Magheru
Cladirea Magheru 1, Etaj 3, sector 1
Bucharest, Romania
P 40 21.311.6122


Wołoska 9a
Warsaw, Poland
P 48 22.525.0.300