Castech Consulting Engineers is a diversified engineering firm specializing in structural design and analysis of civil structures.

We have been in business since 1987, and our senior staff has over 35 years of experience in the industry. We specialize in gravity and lateral analysis of various commercial and residential structures, and we are experts at using finite element analysis.

We work hand in hand with the customer until the project is approved and built. We pride ourselves on the fact that we are very expedient at getting projects approved by the appropriate governing agency. We have a good working relationship with all local agencies, California state agencies, such as the DSA and Federal agencies (U.S. Government, NASA).

We specialize in the following Analyses

Finite Element Analysis

  • Internal Loads
  • Stress Analysis
  • Dynamic Analysis
  • Nonlinear Analysis – Large Deflections
  • Thermo-Structural Analysis

Lateral Analysis Specialist

  • Seismic Analysis
  • Wind Analysis

We possess special expertise in the design and analysis of the following type of structures

  • Commercial Buildings – New and Existing
  • Free standing Pharmaceutical Tanks and appendages
    • Installed in buildings
    • Installed on ground
  • Residential Structures – New, Additions and remodeling
  • Surface Structures (Fabric & Cables)
    • Tension structures / Fabric covered buildings
  • Free standing canopies, awnings, patio covers

Consulting Engineering Services

We provide consulting engineering services to the Civil / Structural industry

  • Review and approval of structural plans and calculations to determine viability
  • Review of structural failures to determine cause and effect, and how to rectify the problem
  • Currently serving as technical expert to the California board of professional engineers

D.J. Castan, MSCE, PE, Principal

Registered Professional Engineer, State of California, Nevada, Texas
30 Years + Experience
Seismic Specialist

  • Masters Degree thesis: Computation of response of Multi degree of freedom structures due to earthquake motion records (1977)