Ryan specializes in fire and explosion investigations and has 23 years of experience working for the Calgary Police Service, including three years in the Homicide Unit and three in the Joint Forces Arson Unit. During his tenure with the Police Service, Ryan was awarded the Exemplary Service Medal and earned his CFEI and CVFI designations. To date, Ryan has investigated over 1,200 residential, commercial and vehicle fires and/or explosions and has been utilized by public policing agencies and private insurers to assess/conduct and assist with civil and criminal investigations, both ongoing or under review. Additionally, Ryan works regularly with law firms requiring detailed analysis of fire investigations, both public and private, civil and criminal, and has been designated as an expert witness within the discipline of fire investigation by the Provincial Court of Alberta and the Court of Kings Bench. He is a member of the International Association of Arson Investigators (IAAI) and the National Association of Fire Investigators (NAFI).

Art is the Vice President of OCIG Eastern Canada, and a Certified Fire and Explosion Investigator with over 20 years of experience within the forensic engineering industry. Art also is a member of the Board of Directors for OCIG/Crawford.

Mazen is the president of Origin and Cause and specializes in fire investigation, electrical and electronic failures, product liability and alarm system analysis. With over 35 years of experience in the industry, he has performed over 3,400 fire, product liability and alarm system investigations. Mazen is a licensed professional engineer and designated consulting engineer, and has qualified as an expert witness in both civil and criminal courts in four Canadian provinces and in the Commonwealth of Massachusetts, USA. He is also certified at two levels by the Canadian Alarm and Security Association as an alarm technician.