With over 1,100 employees in over 25 offices, mentorship and local leadership play key roles in Dillon’s success. We invite you to meet our Board of Directors and Partners. Our Partner group provides direction, guidance, and support to our team members across Canada.

Geoff Allaby

Manager, Energy TransitionSaint John

Geoff has over 25 years of experience in providing guidance to engineering and construction teams to proactively make sure that their work incorporates appropriate measures to meet applicable environmental standards and help clients manage schedule risk.


Jane Allen

Board MemberToronto – North York

Jane is an experienced Board Director, Management Consultant, and former Utility Executive. She brings significant experience in corporate strategy and implementing large scale transformational change.

Rebecca Appleton

Operations Lead, Waste ManagementHalifax – Chain Lake Drive

Rebecca has over 15 years of experience in environmental engineering. Her diverse project experience includes environmental site assessment and remediation, remedial design, decommissioning industrial and commercial facilities, building demolition, solid waste studies and waste diversion strategies.

Kristin Banks

Operations Lead, Environmental SciencesFredericton

Kristin has over 18 years of experience working in the public and private sectors in Atlantic Canada in environmental assessment field.


Tyler Barkhouse

Environmental EngineerFredericton

Tyler has over 37 years of experience as an environmental consultant in Canada, specializing in environmental assessments and remediation in cold climates.

Jeannie Bertrand

Manager, Waste ManagementEdmonton

Jeannie is a solid waste management specialist with over 17 years of experience who focuses on waste diversion, waste minimization, and circular economy.

Andrew Blackmer

HydrogeologistHalifax – Chain Lake Drive

Andy has over 37 years of experience in environmental science and risk management throughout Atlantic Canada.

Mark Brobbel

Director, Project ManagementGuelph

Mark Brobbel has over 28 years of professional experience, and as a consultant has provided environmental services across several sectors.


Mark Butler

Executive Director, MarketsSaint John

Mark has over 28 years of experience in water treatment, wastewater treatment, hydraulic modelling and municipal infrastructure design and construction.


Erin Casey

Director, FinanceLondon

Erin has over 18 years of experience as a Chartered Professional Accountant (CPA) and is the Director of Finance. She is a graduate of King’s University College at University of Western Ontario and a member of CPA Ontario.


Nicole Caza

Technical Lead, Engineering (Communities & Environment)Windsor

Nicole is a municipal engineer with over 25 years of experience in the planning, design and construction of various types of infrastructure. She has been involved in projects at all levels, from the functional design stage right through detailed design, tendering and contract administration.


Christie Cestra

Manager, Operations, Land DevelopmentToronto – North York

Christie has over 13 years of experience specializing in ecology and environmental biology. Christie has successfully managed or coordinated many projects including environmental assessments, natural heritage assessments, ecological impact analysis, natural heritage planning and environmental effects monitoring.


Claudio Covelli

Transportation PlannerToronto – North York

Claudio has over 35 years of experience in traffic and transportation planning with an emphasis on leading large multi-discipline transportation studies.


Brad Craig

Structural EngineerLondon

Brad has over 25 years of experience specializing in the field of bridge engineering as project manager and project engineer.


Dave Creber

Operations Lead, Environmental ManagementFredericton

Dave has over 19 years of experience as an environmental engineer and scientist. He is Dillon’s Marine Aquatic Risk Management Leader.


Tanya Cross

Manager, TransportationLondon

Tanya has over 27 years of private and public sector experience in transportation planning, design and construction.


Ian Dance

Landscape ArchitectToronto – North York

Ian has over 44 years of experience in landscape architecture and environmental design. He has practiced throughout Canada and internationally, directing multidisciplinary teams and providing innovative and award winning designs to both public and private sector clients.


Sarah Devereaux

Civil EngineerHalifax – Chain Lake Drive

Sarah is a civil engineer with over 29 years of experience in environmental and municipal projects. Sarah has served on multiple national and provincial Boards affiliated with the engineering discipline.