John Georgakopoulos, B.Sc. (Hons.), M.Sc., LL.B., Partner, Willms & Shier Environmental Lawyers LLP & President, Canadian Brownfields Network

John Georgakopoulos B.Sc. (Hons.), M.Sc., LL.B., is a Partner at Willms & Shier Environmental Lawyers LLP and is a Certified Specialist in Environmental Law by the Law Society of Ontario.  John resolves complex environmental legal issues for clients, uniquely drawing on his technical knowledge as a former senior environmental scientist with Ontario’s environmental regulator.

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John has particular expertise advising property developers, REITs, industrial manufacturers, and municipalities about managing environmental risks and liabilities associated with brownfields and contaminated sites.  John provides strategic advice to help protect clients against corporate and personal environmental liabilities including civil claims, regulatory orders, prosecutions and fines.  John is called to the Bar in Ontario and Alberta.

Matt Jamieson, MBA, ICD.D, President and CEO, Six Nations of the Grand River Development Corporation

Matt Jamieson is a proud member of the Tuscarora Nation and resident of Six Nations of the Grand River. He holds a Post-Bachelor’s in Management, an MBA from Athabasca University and is a graduate of the ICD-Rotman Directors Education Program.

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Matt is the founding CEO and architect of the corporate governance model used by Six Nations of the Grand River Development Corporation (SNGRDC) - a model that since 2015 has successfully operated autonomously from the political structures within the community.

Matt leads SNGRDC strategy, operations, and investment decisions. Under Matt’s guidance, SNGRDC has deployed $60+ million of Indigenous equity and participated in the construction of $2.5 billion of infrastructure assets.

In 2017, Matt was recognized as both a Delta Clean50 and Clean16 Winner. In 2018, SNGRDC was chosen as Development Corporation of the Year by the Canadian Council for Aboriginal Business. In 2019, 2020, and 2021 SNGRDC has been selected as Canada’s Best Managed Companies by Deloitte.

Tammy Lomas-Jylha, Executive Director, Canadian Brownfields Network & President, Lomas-Jylha Consulting

Tammy has over 30 years of experience in brownfields and contaminated sites and is recognized as a dynamic and adaptable leader with the ability to coordinate complex multi-partner initiatives and interact effectively with private and public stakeholders. As an executive-level consultant, her work focuses on co-creating visions, strategies, implementation plans, performance measurement tools, and knowledge mobilization approaches to guide decision-making and actions of government and the private sector. 

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Some highlights: Tammy sat on the Green Municipal Fund Council (The Federation of Canadian Municipalities) from 2005 - 2011 where she represented the brownfield and contaminated site sector providing strategic direction for the $550 Million fund and encouraged municipalities to initiate sustainable projects with significant environmental benefits; She is the recipient of the 2009 Canadian Urban Institute’s Brownie Award for Individual Achievement and 2019 HUB (Heroes Underpinning Brownfields) Award from the CBN; and Tammy is one of the founding members of the Canadian Brownfields Network and has been involved in the organization in various ways since its inception. Tammy is very excited to be taking on the role of Executive Director for the CBN and is looking forward to working with the Board, Committees, members, and stakeholder partners. 

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