Syska Hennessy

Syska Hennessy Group
IndustryConsulting, Engineering, Commissioning
Founded1927
Headquarters
1185 Avenue of the Americas, New York, NY
Number of locations
New York, Los Angeles, Atlanta, Dubai,(UAE), Boston, Charlotte, Chicago, Dallas, Jacksonville, Hamilton/NJ, Orange County, Raleigh, Richmond, San Diego, San Francisco, Silicon Valley, Washington D.C., Shanghai,(PRC)
ProductsAquariums, Aviation, Convention Centers, Corporate/Commercial, Critical Facilities/ Data Centers, Entertainment & Broadcast, Government, Healthcare, Higher Education, Libraries, Life Sciences Museums & Public Assembly, Real Estate/Office Interiors, Sports Venues, Workplace Interiors
ServicesCore Services of Mechanical, Electrical, Plumbing/Fire Protection Engineering. Specialist Services include Architectural Lighting Design, Audio-Visual, Building Science & Technologies, Commissioning, Energy Services, Facilities Management, IT/Telecommunications, Medical Communications, Security, Vertical Transportation
Number of employees
450+
ParentSH Group
DivisionsSyska Hennessy Group, Syska Hennessy Group China, Syska Hennessy Group, MENA (Middle East North Africa)
Websitewww.syska.com

Syska Hennessy is a global consulting, engineering and commissioning firm for the built environment. Established in 1928, Syska Hennessy was ranked the 161st-largest U.S. design firm by Engineering-News Record[1] in 2022. The firm has over 500 employees with 20 offices worldwide, including 18 U.S. locations as well as Shanghai, China, and Dubai, UAE.[2] Consulting-Specifying Engineer magazine placed Syska Hennessy 19th overall in its 2022 MEP Giants list,[3] with gross revenue over $110 million. More than 90% of its revenue is derived from mechanical, electrical, and plumbing engineering services, according to the CSE ranking report, Building Design + Construction magazine ranked Syska Hennessy15th in its 2022 list of top building engineering firms.[4]


  1. ^ "ENR 2022 Top 500 Design Firms | Engineering News-Record". www.enr.com. Retrieved 2022-10-19.
  2. ^ "Consult + Engineer + Commission". Syska Hennessy Group. Retrieved 2022-10-19.
  3. ^ "Consulting - Specifying Engineer | MEP Giants". Consulting - Specifying Engineer. Retrieved 2022-10-19.
  4. ^ "Top 80 Engineering Firms for 2022". Building Design + Construction. 2022-08-22. Retrieved 2022-10-19.