• Announcement: New Structural Engineering Service at Origin and Cause!

    Announcement: New Structural Engineering Service at Origin and Cause!

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  • Origin and Cause Welcomes Yasser Korany to our team!

    Origin and Cause Welcomes Yasser Korany to our team!

    Specializing in structural forensic investigation and has performed more than 300 investigations to date.
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  • The Nation's Largest Consulting Forensic Engineering and Fire Investigation Firm

    The Nation's Largest Consulting Forensic Engineering and Fire Investigation Firm

    We discover the truth by determining the facts.
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  • Origin and cause welcomes Peter Apsit to our team!

    Origin and cause welcomes Peter Apsit to our team!

    Peter specializes in fire and explosion investigations and has investigated over 1000 fires.
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  • Did you miss our webinar

    Did you miss our webinar "How to Maximize a Claim’s Subrogation Potential by Properly Preserving Evidence"?

    Watch and download it today!
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  • We provide services across all major engineering disciplines

    We provide services across all major engineering disciplines

    Unbiased opinions based on factual evidence determined through scientific methodology, examination and laboratory testing.
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  • NEW JOB OPPORTUNITIES: JOIN THE O&C TEAM!

    NEW JOB OPPORTUNITIES: JOIN THE O&C TEAM!

    New Job Postings: Structural Engineer
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  • Discovering the truth by determining the facts

    Discovering the truth by determining the facts

    Meet our team of experts
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  • Send a new assignment

    Send a new assignment

    Check out our new online form.
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  • Read what our clients have to say about us!

    Read what our clients have to say about us!

    We have been a trusted leader for over 20 years
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Over 25 forensic engineers and fire investigators in ten cities combine their extensive training and education with years of hands-on experience to deliver quality and unrivalled response time.

  • “John Coull and the rest of the staff at Origin and Cause have always provided me with very prompt and professional service over the past 20 years.  In a profession that requires quick response and thorough investigation, they have always met the mark.  They are easy to speak with and they clearly explain the process and results of their investigation. I am confident when they are assigned that the necessary investigation will be completed.”

    Ryan L

    Loss Adjuster
  • "I have been using Origin and Cause for several years now. I find them very knowledgeable and can rely on them to provide accurate reports. The staff are friendly and pricing is competitive."

    Sukhi S

    Property Field Representative, Claims
  • "I have been dealing with Origin and Cause for many years. I have been very happy with all areas of your work. You have been very prompt in responding when I call with a new assignment or even just soliciting you for your opinions. Your knowledge, experience, integrity, reliability, friendliness, trustworthy and hands-on approach are among the best in the industry. I know I can always rely on you and Origin and Cause to be quick and detailed  with your reporting."

    Cindy S

    Sr. Property Claims Specialist
  • "In the years I have been involved with Origin and Cause with the expert examinations of vehicles, I have found that Michelle Bradley has been very diligent, professional and informative. Her work is excellent and her reports are always concise and informative. The whole team at Origin and Cause are excellent and provide their expertise in a timely and professional manner."

    Brian H

    Special Investigator
  • I have been dealing with Origin and Cause for the past 15 years and can honestly say that it is always a pleasure dealing with this company. They are extremely efficient, reliable and very knowledgeable. I can always count on them to provide the best service possible and look forward to many more years in dealing with this company. Thank you Origin and Cause for making my job easier!

    Prosper B

    Claims Specialist, National Property Claims
  • "I have known and trusted the engineers and investigators at Origin and Cause for over 25 years. Their knowledge and professionalism make this firm an easy choice when I am looking for court tested expert witnesses. Through my witnessing of numerous investigations I have relied upon their honest, methodical and thorough approach in determining the origin and cause of a loss. The easy going personalities of their experts have put many insureds at ease, which greatly assists in any investigation and the determination of the facts of the situation. I have found they are well recognized and trusted by fire departments and other personnel involved in any investigation. Their immediate and reliable preliminary reports have greatly assisted in setting the tone of investigations, and as a result, have made the use of such an expert quite cost effective. Because of their skill, integrity, knowledge and experience I have recommended this firm to many industry professionals and will continue to rely upon their expertise in the future."

    Ed T

    Senior General Adjuster

Our Services

As the nation’s largest consulting forensic engineering and fire investigation firm, Origin and Cause provides services across all major engineering disciplines, with experts who are readily available on short notice.