Principals of CSL

Jeffrey Joyce

With over 26 years of experience with clients in North America, Europe and Asia, Dr. Joyce is recognized internationally for his insights about managing safety risk in complex operational environments. He is registered as a Professional Engineer in the province of British Columbia.

In client projects, Dr. Joyce applies the concepts, principles and methodologies of system/software safety to very advanced technologies in aerospace, defence, automotive, energy and high energy physics, and rail signaling sectors. He has substantial experience with the practical application of a broad range of safety
related standards such as RTCA DO-178B/C, ISO 26262, MIL STD 882, CENELEC EN 50128, IEC 61508.

Dr Joyce participated in the development of RTCA DO-178C which is used as the basis for the certification of airborne software. He also was a member of the international working group that developed ISO 26262 which has been adopted by the automotive industry for the functional safety of electronic control systems in road vehicles.

J. Joyce is one of the inventors named in the following US Patents:
US8618922 -
"Method And System For Ensuring Operation Of Limited-Ability Autonomous Driving Vehicles"
US 9244460 - "Methods and apparatus for isolating safety functions in a motion control system for a vehicle"
US 9740178 - "Primary controller designation in fault tolerant systems"


Laurent Fabre

Over the past 24 years, Laurent Fabre has contributed to the development, deployment and operation of technologically advanced systems with safety-critical and mission-critical functionality.

Mr Fabre has been involved in safety-related engineering projects in a variety of sectors including aerospace, defense, medical technologies, high energy physics and rail signaling. He provides clients with expertise on safety related standards including SAE ARP 4761, SAE ARP 4754, RTCA DO-178B/C and RTCA DO-254 in the aerospace and defense industries. CSL clients in the medical device industry have relied upon Mr Fabre for his extensive knowledge of risk management based on ISO 14971 and other applicable guidance.

Mr Fabre has participated in international working groups on the development of safety standards including the revision of RTCA DO-326 which is concerned with security aspects of airworthiness.