Our experienced staff of Professional Engineers and Fire Protection Engineering Technologists provide a wide range of skills to meet the needs of our clients.
Leslie Sims P.Eng.Principal, President
Leslie Sims is a Professional Engineer, founding principal, and President of ARENCON inc. She has extensive experience as a building code and fire safety consultant, bringing unique solutions to complex buildings and design, as well as assessment of hazardous operations.
Walter Miller P.Eng. FEC, Consulting EngineerPrincipal
Walter Miller, ARENCON inc . ’s founding president, is a Professional Engineer and a seasoned consultant specialising in the area of fire safety systems and project management.
Michael Zukov P.Eng., Consulting EngineerAssociate Principal
Michael Zukov is a Professional Engineer and achieved the designation Consulting Engineer with over a decade of experience in fire protection. His experience includes code assessments, fire alarm & mass notification systems design, sprinkler & standpipe system design, project management, and security consulting.
Shaun Kelly P.Eng., CEng MIEIAssociate Principal
Shaun Kelly is a versatile fire and life safety consultant specialising in code reviews, fire protection system design, engineered solutions, and project management of fire safety systems installations for multi-facility clients.
Engineering & Consulting Team
Nathan Chan FPET
Nathan Chan is a Fire Protection Engineering Technologist specialising in fire suppression system assessment and design. His experience includes fire alarm, sprinkler/standpipe, and suppression system design, project management, commissioning, and field audits/surveys.
James Cleary P.Eng.
Jim Cleary is a Professional Engineer with extensive experience working with fire codes and assessing hazardous processes and operations. His chemical engineering background is an asset in understanding potential fire and explosion hazards posed by industrial operations.
Zhendong (Mark) He FPET
Mark He is a Fire Protection Engineering Technologist specialising in fire suppression system design and review. His project experience includes sprinkler/standpipe system designs and associated hydraulic calculations, site surveys and commissioning.
Ian Li FPET
Ian Li is a Fire Protection Engineering Technologist specialising in fire suppression system design and review. His project experience includes sprinkler/standpipe/fire pump design, fire alarm design, site review audits, and time-based egress analysis.
Magdalena McCarty B.Eng.
Magdalena McCarty is a versatile fire and life safety consultant with a background in chemical engineering. Her experience includes code reviews and assessments of hazardous processes and operations.
Matt McDonald FPET
Matt McDonald is a Fire Protection Engineering Technologist specialising in building and fire code assessments and analysis. His project experience includes preparation of code reports for industrial, residential, and educational occupancies, as well as change of use and alternative solutions.
LeeAnn Xerri is a project assistant and intermediate designer. Her experience includes project management, fire safety plan development, fire evacuation planning, as well as working with municipalities to process building permit applications.
Alexander Yarmoluk FPET, C.Tech.
Alexander Yarmoluk is a Fire Protection Engineering Technologist specialising in fire suppression system design. His experience includes system design and review (including hydraulic calculations), project management, system commissioning, site surveys and assessment, as well as fire safety evacuation planning.
Administrative & Support Staff
Gráinne Duggan is an Office Manager with extensive experience in implementing office operations and procedures, preparing payroll, designing filing systems, preparing budgets, analysing financial variances, and assigning and monitoring clerical functions.
Pamela McComiskey is an Administrative Assistant with experience in developing and maintaining filing systems, providing clerical support, data entry, resolving administrative problems, and preparing internal documents.