top of page


Structural Engineers Incorporated (SEI) is a structural design and consulting firm founded in 1990 by Sam Koerper and Jerome Fishpaw. SEI specializes in the design of new commercial building projects as well as the remodel, improvements, and retrofit of existing buildings.  We are licensed and registered in the Western United States.



SEI engineers are experienced in designing structures using steel, concrete, masonry and timber. Our extensive portfolio includes a wide range of project types including office, technology, mixed-use, healthcare, parking garages, retail, seismic retrofit, market-ready, warehouse, and corporate campuses.


  • Analysis and design preparation of complete construction documents

  • Construction Administration support

  • Structural BIM modeling utilizing Revit, including clash detection

  • Value engineering & feasibility studies

  • Design-build and construction engineering for contractors

  • 3rd party Peer Review and building code review

  • Existing building risk assessment, including Due Diligence evaluations

  • Probable Maximum Loss (PML) reports.


We collaborate with our clients and associated project teams to develop efficient, innovative structural solutions, while meeting big-picture project goals and the critical construction schedules of today.  SEI works closely with architects, consultants, owners, developers and contractors, providing timely & responsive service to all of our valued clientele.

bottom of page