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.

Karl Tanner


Karl has over 28 years of experience in land use planning, land development approvals, project management and project advisory services, in both urban and rural environments.


Larry Taylor

Board MemberToronto – North York

Larry is an experienced director having over 30 years of professional services and Board related experience.

Andrew Thalheimer

Manager, Contaminated Sites ManagementHalifax – Chain Lake Drive

Andrew has over 35 years of experience in conducting and managing contaminated sites. He has managed numerous sites involving complex hydrogeologic settings and contaminant transport modeling, including LNAPL.


Patrick Turner

Managing Director, Land DevelopmentVaughan

Patrick is a 15-year industry leader known for his meticulous attention to detail, dedicated pursuit of approvals, and professional courteous manner with clients, municipal staff and project team members.