Since 1995, Hassett Engineering has specialized in erection engineering, working with some of the most experienced and largest structural steel fabricators and erectors in America. We take pride in providing the most innovative steel construction solutions with a constant eye on efficiency and safety.


Strong client partnerships of over 23 years are a testament to the excellence of our company.



Patrick Hassett, S.E., Principal, has been involved in steel construction engineering since 1987 working with the leading west coast fabricator/erector, The Herrick Corporation, as a Project Engineer and Chief Engineer on many major projects. He has hands-on experience in value engineering, connection design, heavy weldments, temporary framing and systems design for construction of complex and unusual projects.  A graduate of U.C. Berkeley BS, and MS program, Pat is registered in California as a Civil and Structural Engineer, as well as in Missouri, Nevada and Illinois. Pat also has served on AISC Committee on Specifications and Seismic Design Provisions, and as Chairman of the SSEC (Structural Steel Education Council), the publishers of Steel Tips.  Additionally, he is a member of ASCE and SEAONC. 

In the Media

Review our many articles featuring dynamic projects, approaches and solutions in steel construction. 

VIDEO: “Topping Out ceremony at new Warriors' Chase Center arena” by Vince Cestone,, September, 2018.

"Hanging Out in Salt Lake City" by Patrick M. Hassett, S.E., and Jorien Baza, P.E., Modern Steel Construction,  January, 2017.

"In the Club" by Jorien Baza, P.E., and Patrick M. Hassett, S.E., Modern Steel Construction,  November, 2013.

"Erecting Crystals" by Patrick M. Hassett, S.E., Modern Steel Construction,  
April, 2010.

"Seismic-Resistant Structures: What to Know When Estimating Cost" by Patrick M. Hassett, S.E., Modern Steel Construction,  March, 2007

"Steel Construction in the New Millennium" by Patrick M. Hassett, S.E.,, December, 2003.

"Steel Erection for the Walt Disney Concert Hall" by Patrick M. Hassett, S.E., Modern Steel Construction, April, 2002.

S.F. Airport Roof Truss Erection" by Patrick M. Hassett, S.E., Modern Steel Construction, February, 2000.