Interested in Joining the Rethink Sustainability family?

Current Volunteer Opportunities

Board Treasurer


Board Treasurer

Applications accepted until June 12, 2023.
Submit your letter of interest and CV to 


Rethink Sustainability Initiatives (RSI) seeks a volunteer Treasurer to join our Board of Directors. The Treasurer will work closely with the Executive Committee to safeguard the organization’s finances, prepare financial reports, and oversee external bookkeeper. Qualifications include: business and finance leadership experience, ideally with an accredited CPA, not-for-profit board experience, and a passion for sustainability and climate resiliency. 

Treasurer Role Description:

The Treasurer will be a member of the Board of Directors, including the RSI Executive Committee (Chair, Vice Chair, Treasurer and Secretary), all of whom are unpaid volunteers.  During the initial onboarding period, the Treasurer will be provided with guidance from our interim Treasurer, plus, other orientation support.

Treasurer Responsibilities:  

  • Working closely with the other members of the Executive Committee (chair, vice chair and secretary) to safeguard the organization’s finances – i.e., Financial Oversight. 
  • Preparing financial progress and yearend reports for presentation at Board meetings and the AGM. 
  • Directing external accountant and auditor assigned by the Board.
  • Directing the part-time bookkeeper and admin coordinator. 
  • Overseeing banking transactions, control of the accounts, be signatory to the RSI bank accounts, periodic reconciliation of statements (with the bookkeeper).
  • Preparing for and attending all Board Meetings and Executive Committee Check-ins.
  • Assisting the fundraising team with financial inputs for Grant proposals.

Duties of Board of Directors

  • Directors are crucial for RSI’s strategic direction, public accountability, and governance. They can work with a skilled Board of Directors and contribute to a progressive not-for-profit organization. 
  • Directors are encouraged to participate in committees or project teams in marketing-communications, capacity building, and thought leadership. 
  • Board Members serve for three years, eligible for reappointment.
  • The Board meets eight times annually plus an AGM/ strategic planning session. Standing Committees meet every 2 months or as required, while project teams coordinate their meetings based on deliverables.


  • Business and Finance Leadership experience
  • Ideally an accredited CPA 
  • Board experience
  • Passionate and knowledgeable about sustainability, climate resiliency and future readiness.
  • A deep network of senior business and/or funding decision-makers and influencers
  • Collaborative, servant leadership work style 

How to Apply (by June 12/23)

If you are interested in serving on RSI’s Board of Directors in the role of Treasurer, please submit your letter of interest to: 

About RSI

Rethink Sustainability Initiatives (RSI) is an Ontario incorporated not-for-profit organization.

We bring together leaders and experts from business, institutions, and communities to discover and use scalable sustainability and resiliency solutions. 

Everything we do is enabled by the generous support of our volunteer community, grants, sponsors and our strategic partners, corporations, small business enterprises, private citizens, and the leadership and guidance of a senior Board of directors and advisors.  Underpinning everything we is our RSI mission:  to convene and partner with leaders, organizations, and communities to rethink and accelerate the discovery and use of innovative and scalable strategies and actions for shaping a more positive, sustainable, and resilient future, together.

Contact us
Telephone: 647-725-7734