December 1, 2020 - Press Release

CBN Welcomes Executive Director and Operations Administrator


The Canadian Brownfields Network (CBN) is pleased to welcome Tammy Lomas-Jylha (Lomas-Jylha Consulting Inc.) as the Executive Director and Sim Frayne (FrayneWork) as Operations Administrator to work on our “Brownfields First” Mission as part of the 5 Year CBN Strategy. 

Tammy has over 25 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.  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. 

Sim Frayne has an extensive background in client services, office administration, event planning, logistics, and volunteer coordination.  Sim brings passion and dedication to her work. She has been involved in the design and production of small to large scale events ranging from conferences and tradeshows to awards galas and themed parties within both profit and nonā€profit sectors. She loves challenges, the opportunity to explore new avenues and to create lasting experiences. Sim believes in continued professional development and earned accreditations in both administrative and events fields while working full time. Sim is a serial volunteer, loves to cook, bake, and spend time with her favorite people and pets.

Both Tammy and Sim are joining the organization in a part-time capacity.  

Chris De Sousa, CBN President noted “We are excited to welcome both of these talented individuals and look forward to their support in advancing the important work we do at CBN”


CBN is a knowledge-based national network of passionate, multi-disciplinary industry professionals, focused on uncovering, understanding, and sharing brownfield barriers and solutions. Brownfields are abandoned, vacant, derelict, or underutilized commercial or industrial properties where past actions have resulted in actual or perceived contamination and where there is an active potential for redevelopment.  CBN offers an annual conference on brownfields, including the popular cross-country regulatory check-up and sessions of interest to the sector, and partners with numerous organizations to deliver information on remediation, brownfield best practices, and case studies of successful projects.  For more information about the association please visit

For further information, contact:

Tammy Lomas-Jylha, Executive Director

Canadian Brownfields Network

Phone: (647) 873-5873



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