Forensic Investigation Experts



Russell Brownlee, M.A.Sc., RSP1, FITE, P.Eng.

Chief Executive Officer

T | 416.690.9242

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Russell Brownlee is the CEO of TNS and a Transportation Safety Engineer. He brings over 26 years of public and private sector experience in the areas of road user safety, pedestrian and cycling safety, human factors, rail safety, transportation engineering, and transportation planning. At TNS, he provides forensic investigation and consulting services relating to transportation facility design, construction, operations, human factors, and maintenance. He is a registered professional engineer in several Canadian provinces. He has been qualified in the Superior Court of Justice, Ontario as an expert in road safety, transportation engineering, road design, transportation planning, site design and parking.


Russell is a recognized expert in undertaking in-service safety reviews of transportation facilities. He has completed safety reviews for the Ministry of Transportation of Ontario and many regions and major municipalities in Ontario. Russell has developed and presented an annual two-day Ontario Traffic Council (OTC) course on all aspects of intersection safety including an at-grade rail crossing module. He was also recently retained to develop one-day workshops for road safety and risk management for pedestrian and bicycle facilities for OTC. On an annual basis, Russell is invited by Ontario Good Roads Association (OGRA) to present a risk management module at the roadway management course.


Russell is an active member of the Institute of Transportation Engineers (ITE). He was the Canadian District Director and represented Canada on ITE’s International Board of Direction. In addition, he chaired Transportation Safety Council Executive Committee (2008 through 2010), and the Expert Witness Council Executive Committee (2012 to 2014), and was a past member of the Traffic Engineering Council Executive Committee. In 2017, Russell received the Transportation Safety Council Edmund R. Ricker award given in recognition of leadership in the field of traffic safety.


For six years, Russell was the Consulting Engineers of Ontario’s (CEO) appointee to the Ontario Provincial Standards (OPS) Traffic Safety Committee. Through his involvement ITE/CITE, the OPS Traffic Safety Committee, and the Road Safety Committee of Ontario (ROSCO), Russell maintains a working knowledge of current trends, policies and practices, and improvement alternatives in the area of traffic engineering and road user safety across North America.

CV for Russell Brownlee - Full.pdf
Adobe Acrobat Document 273.0 KB



Alexandre Nolet, M.Eng., RSP1, P.Eng.

Director of Transportation Safety and Forensics

T | 647.376.7553 

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Alexandre Nolet is the Director of Transportation Safety and Forensics at TNS. He has over 14 years of experience in the transportation consulting industry where his focus has been on road safety audits, collision analysis, traffic operations, and risk management. At True North Safety Group, Alexandre focuses on safety consulting services and independent forensic investigations relating to transportation facility design, construction, operations, and maintenance. Alexandre has extensive expertise in in-service road safety reviews, conflict analysis, road safety audits, and facility accessibility.


Alexandre has developed and provided several training workshops for transportation organizations and associations such as chapters of the Institute of Transportation Engineers (ITE), the Ontario Traffic Conference (OTC), the Canadian Urban Transit Association (CUTA) and the Quebec Transportation Association (Association québécoise des transports). Through formal workshops and conference presentations, he has experience preparing for and presenting to audiences with various levels of technical knowledge. He has developed and taught workshops on Safety AnalystTM, the fundamentals and applications of the AASHTO Highway Safety Manual (HSM), locating and designing transit stops for safety, bicycle facility safety and risk management, pedestrian facility safety, and safety at at-grade railway crossings.


Alexandre is a past-President of the Canadian Association of Road Safety Professionals (CARSP) and a member of the Institute of Transportation Engineers (ITE). He was recently the Chair of the CITE Accessibility committee, which undertook a state-of-the-practice review of accessibility guidelines in Canada.

CV for Alexandre Nolet - Full Version -
Adobe Acrobat Document 235.3 KB

Josée Dumont, M.A.Sc., RSP2IB, P.Eng.

Transportation Safety Engineer

T | 647.230.9903

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Josée Dumont is a Transportation Safety Engineer with 15 years of experience in traffic engineering. She holds a master’s degree in transportation engineering from the University of Toronto and is a registered professional engineer in two Canadian provinces. She also has the Road Safety Professional Level 2 certification with both the infrastructure and behavioural specialties.


Josée's traffic safety experience includes site safety and operations assessments, policy review and development, determination and review of speed limits, safety reviews, literature reviews, development of safety performance functions, network screening, review of road maintenance activities, and peer reviews. She has completed operational and safety studies at intersections, corridors, and accesses, for various municipalities. She developed a pedestrian safety program for the Town of Oakville, which involved the development of a prioritization methodology to identify and prioritize locations for future pedestrian crossings throughout a municipality.


Josée has experience in the development and update of Safety Performance Functions (SPFs) and network screening. She has also completed traffic calming assignments, transportation master plans, pedestrian studies, speed limit reviews, and traffic-related work for environmental assessments.


Josée is a member of the Canadian Association of Road Safety Professionals (CARSP) and a member of the Institute of Transportation Engineers (ITE). She was retained to develop three workshop modules on road safety for the World Bank, including road safety in geometric design, road safety at intersections and road safety through positive guidance. She also completed a multi-day Fundamentals and Practical Applications of the AASHTO Highway Safety Manual for the Greater Vancouver ITE Section.

JDumont CV - Full.pdf
Adobe Acrobat Document 248.7 KB

Warren Nicholishen, CRS, CST, CIG

Senior Roadway Management Consultant


Warren is a transportation operations and roadway management expert and a Senior Roadway Management Consultant with True North Safety Group. He has over 32 years of public sector experience in the areas of winter maintenance, roadway management, transportation operations, sidewalk/bikeway infrastructure, road regulations (Highway Traffic Act, Municipal Act, Drainage Act, etc.), and transportation policy development. For the past 15 years, he has been an instructor for the Ontario Good Roads Association (OGRA) Winter Maintenance Snow School, and has delivered papers and presentations across Ontario and the United States, with OGRA, Association of Ontario Road Supervisors (AORS), and the American Public Works Association (APWA). Warren has had two papers nationally published in Roads and Bridges magazine related to the maintenance of low volume and rural roads.


At TNS, Warren provides expert advice in relation to transportation facility operations and maintenance. In addition, Warren provides consulting services and training related to winter maintenance best practice, winter maintenance, transportation operations and works procedures/policies, asset/fleet management and inventory, maintenance contracts, road and winter maintenance equipment operations, maintenance facility and route optimization studies, snow and ice control strategies and salt management plans and levels of service documents.

WNicholishen CV.pdf
Adobe Acrobat Document 211.9 KB