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Earthquake Engineering Expert Witnesses

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Sean Wilson, MS, PG, CEG
664 W. Broadway
Glendale CA 91204
USA
phone: (818) 539-8408
fax: (818) 543-4565
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Sean Wilson, MS, PG, CEG, has over 23 years of experience in performing Geologic and Geotechnical Forensic Engineering investigations. Mr. Wilson currently serves as a Senior Professional Geologist at Shannon & Wilson, Inc. He holds a professional engineering geologist license in California and a professional geologist license in Utah.

Mr. Wilson has broad experience in numerous industries. He has completed or project managed over a 1,000 forensic evaluations of distressed properties in California, Utah and Oregon for insurance carriers. For the construction industry, Mr. Wilson's work in residential/commercial/public works development projects include trench and drilling exploration, down-hole logging, geotechnical laboratory testing, slope stability analysis, fault trench logging, foundation and keyway observations, fill control, mass grading monitoring. He has also provided planning and environmental impact reports for several cities and counties throughout California.

Litigation Support - Mr. Wilson provides consultation services to attorneys, judges, arbitrators, insurance companies, and others in the evaluation and remediation of soil related distress to structures, earth movement, seismicity, and other matters related to adverse soil, geologic, or hydrologic conditions. His services are available to counsel representing both Plaintiff and Defendant.

Areas of Expertise:
  • Forensic Investigations
  • Damage Causation Evaluations
  • Geologic and Geotechnical Investigations
  • Landslide Investigations and Mitigation
  • Geologic Hazard Assessments
  • Environmental Impact Report (EIR) Preparation
  • Environmental Planning
  • Observation and Monitoring of Engineered Grading and Construction Projects
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Carl H. Josephson, SE
Principal Structural Engineer
See Multiple Addresses Below
CA, NV, AZ USA
phone: 858-558-2181
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Carl H. Josephson, S.E., has over 35 years of Structural Engineering experience. He is active in numerous professional organizations and has served as the Structural Engineer member of the California Board for Professional Engineers, Land Surveyors, and Geologists.

Principal Structural Engineer at JW&A, Mr. Josephson and his team provide special studies, investigations, code review and analysis, and have conducted structural investigations on 1,000s of buildings throughout the Western United States for a diverse group of clients.

Litigation Support - JW&A have been retained as structural engineering experts by plaintiff and defense clients on over 1,500 cases, and have testified at deposition, trial and arbitration on over 300 matters across Southern California, Northern California, Arizona, Nevada, Colorado, and Oregon. Designated as experts for homeowner associations, developers, and subcontractor cross-defendants, they strive to provide balanced, well reasoned and practical solutions to construction litigation problems. They have also been retained as court-appointed neutral experts on several cases.

Areas of Expertise:
  • Wood Structures
  • Masonry Structures
  • Steel Structures
  • Concrete Structures
  • Construction Defects
  • Insurance Litigation
  • Professional Liability Claims
  • Seismic / Wind Design
  • Code Review
  • Standard of Care Analysis
  • Foundations
  • Underpinning
  • Retaining Walls
  • Tie-backs
  • Josephson-Werdowatz & Associates, Inc. Office Locations:
    • San Diego Office
      6370 Lusk Blvd., Suite F200
      San Diego, CA 92121-2753
      Telephone: 858-558-2181
      Facsimile: 858-558-2188
  • Las Vegas Office
    3753 Howard Hughes Parkway, Suite 200
    Las Vegas, Nevada 89169-0952
    Telephone: 702-733-6500
    Facsimile: 702-733-6555
    • Scottsdale Office
      15849 North 71st Street, Suite 100
      Scottsdale, Arizona 85254-2179
      Telephone: 480-945-5337
      Facsimile: 480-945-5499
  • Sacramento Office
    770 L Street, Suite 950
    Sacramento, California 95814-3361
    Telephone: 916-242-833
    Facsimile: 916-242-8332
  • View Carl Josephson's Consulting Profile.
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    Dr. Fari Barzegar
    Ph.D., P.E., CPEng
    446-17th Street, Suite 300
    Oakland, CA 94612
    All States USA, CAN, AUS
    phone: 510-891-0300
    fax: 510-891-0333
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    Expert Consultant/Witness in over 70-cases; Licensed Engineer with 30 years of experience in Civil/Structural Engineering & Construction Forensics Consulting, Construction Project Management and teaching/research. Has been retained by insurance companies, law firms, construction, energy, mining, technology & manufacturing industries, governmental and educational institutions, engineering and architectural firms, and individuals. Consultant in both plaintiff/defendant cases; testimony & trial experience.

    Expert Consulting & Witness; Insurance Claim, Peer Reviews, Legal Support

    Buildings, Structures & Materials: Residential, Commercial, Institutional & Historic; Bridges, Towers, Stacks/Chimneys, Containment Vessels, Tanks, Grain Silos, Conduits & Pipelines, Retaining Walls, Foundations, Slabs & Pavements; Concrete, Steel, Composite, Wood, CMU, Brick Masonry & Adobe

    • Design, Construction, Integrity, Repair & Retrofit Issues

    Construction Defects & Accidents; Defective Concrete; OSHA Standards

    • Code Compliance; Seismic Resistant Design; Errors & Omissions; Standards of Care

    Damage & Failure Investigation; Due Diligence; Non-Destructive Testing; Analysis/Report

    • Vibration, Explosion, Impact, Earthquake, Wind, Fire, Hurricane & Flood Damage Investigations

    • Pile Driving & Demolition Damage to Adjacent Facilities; Cracking & Settlement

    • Dynamic, Stress & Thermal Analysis; Finite Element Method; Product Design; Failure Simulation/Reconstruction

    Slip, Trip & Fall Accidents

    Intellectual Property & Patent Infringement
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    Brandon W. Erickson, PE, SE
    Founding Principal
    10000 NE 7th Avenue
    Suite 130
    Vancouver WA 98685
    USA
    phone: 360-571-5577
    fax: 360-571-5578
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    Brandon Erickson Structural Engineering Expert PhotoBrandon W. Erickson, PE, SE, principal of Erickson Structural Consulting Engineers, PC, has over 19 years of experience in Structural Engineering. Mr. Erickson received his B.S. in Civil Engineering from Brigham Young University and his M.S. in Structural Engineering from Stanford University. Mr. Erickson is licensed in Washington, Oregon, Hawaii, California, Idaho, Utah, Alaska, Montana, Arizona and Nevada. Mr. Erickson's main office is located in the Portland, Oregon metro area. Mr. Erickson also maintains a satellite office in Kihei, Hawaii.

    Litigation Support - Mr. Erickson provides litigation support services relevant to the structural design, construction, performance, failure, and remediation of buildings and similar structures. He is familiar with a variety of structural construction materials, including steel, concrete, wood, and masonry. His practice includes building structures and their foundations, remediation repair designs, construction means and methods, and seismic evaluations and upgrades.

    Retained as an expert for both Plaintiff and Defense, Mr. Erickson's services include comprehensive expert investigations, research, and forensic testing and analysis. His findings are summarized in well-documented, clear, and defendable reports. Mr. Erickson assists with mediation or arbitration, and provides expert testimony at deposition, mediation, or in court.

    Forensic Investigation Services:
    • Perform Proximate Cause Investigations
    • Assess Construction Defects
    • Assess Design Errors
    • Assess Materials Defects
    • Develop Testing and Monitoring Systems
    • Review Design and Construction Documents
    • Determine Extent of Damage
    • Prepare Schematic Remediation Designs Suitable for Scoping and Pricing
    • Prepare Final Remediation Designs Suitable for Permitting, Bidding, and Construction
    • Provide Assistance During the Remediation Phase
    View Brandon Erickson's Consulting Profile.
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    Michael Plunkett, P.E.
    President
    58 Briarwood Dr
    Wakefield, RI 02879
    RI, NH, CT, MA, VT, ME, FL, NY, GA 02879
    USA
    phone: (cell) 401-935-6557
    fax: 801-729-0611
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  • Over 35 years of experience in Mechanical / Structural Engineering & Design, Failure Analysis, Product Liability, Industural Asbestos,Pressure Vessel & Boiler analysis and evaluation of mechanical and structural components.
  • Extensive trial experience. Has been involved in multi-million dollar cases. Areas involved included:

    - Piping & pipe supports
    - Structural failure of products
    - Failure analysis
    - Industrial asbestos
    - Seismic analysis
    - Fire protection
    - Pressure vessels
    - Tanks
    - Construction
    - Heat transfer analysis
    - Environmental qualification of equipment
    - Welding
    - Product design
    - Patent information
  • Expertise in developing litigation rate-case exhibits and detailed supporting testimony, and in organizing case documentation into easy-to-use computer databases for trial use.