Consulting and Coaching

consulting & coaching

We support community changemakers in achieving greater impact.

The Tamarack Advantage

We draw upon our 20 years of experience leading community change and advancing practice to support municipalities, funders, non-profits, and community leaders through on-demand coaching and consulting, in-person and digital training, and by offering resources, tools, and the latest thinking to guide change efforts.

Investing in Tamarack Institute Consulting Services has the following benefits:


All consulting services are customized and co-designed ensuring outcomes that meet needs.


We are respected international thought leaders who regularly research, test and publish new content.


We bring practical experience and skill to translate the theory of community change into action.


Tamarack leverages our global network of over 40,000 community change practitioners to access proven approaches to address a range of complex issues in creative and innovative ways.


As a registered charity, Tamarack reinvests the funds generated by clients and learners into providing content and tools on an open-source platform to build capacity in the field, share resources, and support each other to achieve and accelerate impact. 


liz weaver

Collective Leadership

Liz Weaver is Co-CEO of Tamarack Institute where she leads our Collective Leadership practice area. Liz is well-known for her thought leadership and is the author of several popular and academic papers. She is a co-catalyst partner with the Collective Impact Forum and collaborates with Inspiring Communities New Zealand and Collaborating for Impact, Australia. Liz is passionate about the power and potential of communities getting to impact on complex issues.

Specializes in:

  • Collective Impact
  • Collaborative Leadership
  • Evaluating Impact
  • Community Innovation

Liz’s Office Hours
Wednesdays 2:00-4:00 p.m. EST
15-minute free consultations

Book a 15-minute session with Liz


Lisa Attygalle

Community Engagement

In her role at Tamarack, Lisa works with cities, organizations and coalitions to improve the way they engage with their communities. Over the last seven years her work has focused on creating authentic engagement strategies and building the culture for engagement, integrated communications planning, and the use of technology and creativity for engagement. Lisa constantly advocates for simplicity in infrastructure, frameworks and design and loves applying the principles of marketing, advertising, loyalty, and user experience to community initiatives.

Specializes in:

  • Community Engagement
  • Community Innovation
  • Collective Impact

Lisa's Office Hours
Thursdays 10:00 a.m.–12:00 p.m. EST
15-minute free consultations

Book a 15-minute session with Lisa 


sylvia cheuy


Sylvia is a Consulting Director of the Tamarack Institute’s Collaboration practice area. She is passionate about community change and what becomes possible when residents and various sector leaders share an aspirational vision for their future. Sylvia believes that when the assets of residents and community are recognized and connected they become powerful drivers of community change.

Specializes in:

  • Collaboration
  • Collective Impact
  • Community Engagement
  • Community Innovation

Sylvia's Office Hours
Tuesdays 2:00–4:00 p.m. EST
15-minute free consultations

Book a 15-minute session with Sylvia

Sonja Headshot Square

sonja miokovic

Community Innovation

Sonja Miokovic is the Consulting Director of the Tamarack Institute’s Community Innovation Area. She is a dynamic educator, social scientist, and innovator with over 16 years of experience in the sector. Having lived, worked, and played in over 80 countries, she has a broad spectrum of international experience that cuts across the public, private and civil society sectors. Sonja is a long-standing advocate for community-led innovation and development. Known for bringing larger-than-life initiatives into being, Sonja thrives on helping communities connect the dots in innovative ways to tackle persistent problems.

Specializes in:

  • Community Innovation
  • Co-Design
  • Community Engagement

Sonja's Office Hours
Wednesdays 9:00–11:00 a.m. EST
15-minute free consultations

Book a 15-minute session with Sonja


heather keam

Asset-Based Community Development 

Heather is the consulting Director of Asset-based Community Development and Belonging at Tamarack Institute. She has a passion for the power of people and believes that people and communities are the solutions to local problems. She believes that in building a sense of community belonging people feel connected to their community, and their place within it and get involved in decision-making. She also believes that municipalities need to shift the way they show up in community from doing “for” to supporting communities to do themselves.  

Specializes in:

  • Asset-Based Community Development (ABCD)
  • Asset Mapping
  • Community Development
  • Building Community Plans

Heather's Office Hours
Mondays 2:00 – 4:00 p.m. EST
15-minute free consultations

Book a 15-minute session with Heather

Chúk Consulting

Chúk Odenigbo

(Consultations aussi disponibles en français)

Dr. Chúk Odenigbo (PhD) is the Consulting Director of Evaluating Impact at the Tamarack. A recognized changemaker in Canada, Chúk’s formal education centres the environment, chemistry, public health and medical geography. With more than a decade of experience in environmental activism, adult education, project management, community engagement and co-designing towards the future, Chúk’s work is not only informed by his academic background but also his lived experiences as a Black Francophone in what is currently Canada. Outside of Tamarack, he is involved in several councils, committees, conferences and movements to reimagine and recreate systems for the well-being of all beings, human and nonhuman. 

Specializes in:

  • Collaborative governance
  • Co-creation
  • Evaluating Impact  
  • Community engagement
  • Equity and inclusion
  • Community innovation 

Chúk's Office Hours
Wednesdays 1:00–3:00 p.m. MT
15-minute free consultations

Book a 15-minute session with Chúk

Yas Hassan

Yas Hassen

Learning and Development

Yas is an Associate Director at Tamarack Institute’s Learning Centre. They are dedicated to community development and engagement, prioritizing ethical co-creation and collaboration. With an MA in Adult Education and Community Development, their focus lies in effecting tangible systems change by innovatingly bridging gaps across various fronts including Black liberation, Indigenous sovereignty, anti-racism, belonging, anti-poverty, and climate justice, all in pursuit of just futures.  

Specializes in:

  •  Community Engagement
  • Learning and Development
  • Conflict Resolution
  • Integrating Meaningful EDIJR Frameworks

Yas' Office Hours
Wednesdays 1:00 – 2:00 p.m. EST
15-minute free consultations

Book a 15-minute session with Yas


duncan field

Strategic Planning and Communications

Duncan is an Associate Director at Tamarack's Learning Centre. Duncan leads the development and management of e-learning courses, provides both leadership and support for consulting contracts, and contributes to the creation of learning resources.

Specializes in:

  • Community Engagement and Consensus Building
  • Collective Impact and Backbone Operations
  • Learning and Development
  • Digital and Measurement Strategy

Duncan's Office Hours
Tuesdays 2:00–4:00 p.m. EST
15-minute free consultations

Book a 15-minute session with Duncan

get in tOuch

We’re happy to answer questions, discuss community issues and direct you to trusted resources. Get in touch with a specific team member or submit a general inquiry.


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