Fire Cause Analysis of Idaho is an Idaho and Montana based fire investigation firm that has been providing thorough and objective origin and cause investigations for the insurance industry for the past twenty-eight years.  The owner, Dennis Zigrang, and his team are all IAAI Certified Fire Investigators with decades of experience.  We primarily cover the Pacific Northwest including Idaho, Oregon, Montana, Washington, Wyoming, Utah and Alaska, but we have investigated fire losses nationwide.

We continually attend training seminars in order to maintain our certifications and to remain at the forefront of an ever-changing industry.  We conduct our investigations in accordance with the principles outlined in NFPA 921.  Whether it’s a small cooking fire, vehicle, RV, farm equipment or a multi-million-dollar manufacturing plant, we have the experience, expertise and resources to conduct a thorough and objective investigation quickly and cost-effectively.