Canada’s Largest Forensic Engineering and Fire Investigation Firm
Origin and Cause is a forensic engineering and fire investigation firm based in Canada. For over 30 years, we’ve been trusted leaders, assisting our clients to discover the truth by determining the facts. We are trusted by insurance companies, corporate risk managers, independent adjusters, manufacturers, and legal firms throughout Orillia as we’re recognized for our integrity and commitment to the facts.

Meet Our Forensic Experts
We are a leading cross-disciplinary firm across Canada in the field of forensic engineering and fire investigation. We conduct thorough laboratory testing, examinations, and follow scientific methods to arrive at factual conclusions. Investigations are led by forensic professionals with an average of 25 years of investigative expertise. Our team has investigated over 30,000 cases.
Gary Jarrett
Fire & Explosion Investigator
Designations: CFEI, CFII, NFPA 1033, WETT
Gary is a Certified Fire and Explosions Investigator with over 25 years of experience investigating fire and explosion scenes with the Urban Fire Department. He has been involved in over 2,000 structural fire cases, 500 vehicle fires, and 36 fatal fire investigations. He is a certified Fire Prevention Officer and Municipal Manager. He has also conducted 800+ reconstructed test burns as part of the Certified Fire and Explosion Investigator Course.

Evidence-Based Determination of Facts
Our certified specialists investigate the facts of a case and offer evidence-based findings. When it comes to insurance and legal claims, our meticulous field and lab work makes all the difference. We respond quickly to assignments, providing prompt site attendance and frequent client updates.
Our Services
All major forensic investigation and engineering fields are covered by our services at Origin and Cause. With over 1,500 legal cases in Canada, the United States, and the rest of the world, we are leaders in forensic litigation.
A Dedication To Facts
We guarantee unbiased opinions based on scientific methods, examination, and laboratory testing. Our specialists are trusted to establish the facts of a case and offer accurate, evidence-based opinions. Origin and Cause is known for its quick site attendance, and in providing frequent updates to clients at all times.
Leadership Team

Mazen Habash
President

Art Beleda
Vice President Eastern Canada

Ryan Dobson
Vice President Western Canada

George Costandi
Director – National Sales and Marketing

Shauna Hall
Branch Manager

Vladimir Chlistovsky
Operations Manager - GTA

Peter Hamilton
Manager - Atlantic Canada

Steve Klimpel
Operations Manager – Northern and Eastern Ontario/Atlantic Canada

Matthew Obach
Manager - Manitoba & Saskatchewan

Said Ismail
Operations Manager – Ancaster

Adam Lohonyai
Structural Forensics Practice Lead