A senior remediation engineer with over 32 years of experience and a Partner/Principal Engineer at Trace Associates Inc., D. Grant Walsom, is a Professional Engineer registered in Ontario and Alberta, and a registered Consulting Engineer in Ontario. In addition, he is a Qualified Person as defined by the Ontario Regulations 153/04 and 406/19.

Grant currently is the Past-Chair of the Board of Directors for the Ontario Environment Industry Association (ONEIA) and remains as a long-serving board member. Mr. Walsom also served on the Board of Directors for the Canadian Brownfield Network (CBN) from 2013 to 2021 and now as an advisor. Grant proudly founded the Qualified Persons Community of Ontario (QPCO) and serves as the Council Chair and participates in many of the QPCO committees. He was named the 2015 "Brownfielder of the Year" by the Canadian Urban Institute and received the ONEIA "Skip Willis Award" for 2019.

Grant enjoys participating in speaking engagements and presentations regarding site remediation case-studies, Brownfield redevelopment, and excess soil management.