Chief Of Staff, Diagram

Who we areDiagram is a venture builder and early-stage investor that conceives, launches, and invests in transformative companies in the Fintech and ClimateTech sectors. Since 2016, we’ve raised over $480M and launched or invested in around 50 companies.
We work hand-in-hand with experienced founders, combining access to capital, hands-on support, and a deep ecosystem of partners to launch and scale businesses. Our ecosystem includes 200+ investors, including 60+ entrepreneurs with exits exceeding $15B, as well as a global network of corporate partners.
Diagram is part of Sagard, a global multi-strategy alternative investment platform with over US$46B in AUM.
What we are looking forWe are looking for a Chief of Staff to be the right hand person to Amélie Foz-Couture, General Partner. Your core mission will be to act as a force multiplier for Amélie by driving strategic initiatives, enabling focus on key priorities, and ensuring operational excellence across key processes. You’ll also collaborate closely with the broader leadership team of Diagram.
The successful candidate will bring organizational rigor, analytical depth, and excellent communication skills. This is an execution-first role: after a ramp period, you should need minimal check-ins, be comfortable taking ownership of a project end-to-end, make judgment calls, and report back with a resolved output. Most importantly, you need to have a can-do and roll-up your sleeves attitude.
This is a 2 year mandate with a tremendous opportunity for growth and impact, and with a path to grow into other roles within the Diagram or Sagard ecosystem. The start date for this role is in Q1 2027.
Your responsibilities will include
Leading end-to-end special projects and strategic initiatives, incl. building business cases and presentations that drive decision-making, and collaborating cross-functionally and externally to ensure buy-in and execution follow-through on key initiatives
Supporting fundraising processes end-to-end (in collaboration with Investor Relations and Legal)
Supporting GP’s day-to-day communications and management of priorities (email drafting, light calendar management via automated tools, owning follow-ups / to do’s)
Owning GP’s relationship building and management strategy (newsletters, preparing for / hosting events and appearances, etc) with founders, investors, and the broader ecosystem
Leading Diagram's OKR and quarterly budget tracking process, and owning the cadence and quality of leadership meetings (agendas, facilitation, decisions, and follow-ups)
Preparing and running quarterly team off-sites, from content to logistics, and playing a role in building our culture
Tracking and maintaining key data (e.G., CRM), driving process optimization, automation, and AI integration across supported workflows
Documenting and continuously improving Chief of Staff systems and processes, and eventually helping to recruit, train, and onboard your successor
You should have
A track record of outstanding performance
Demonstrated organizational rigor
A self-starter mentality and high degree of ownership;
comfortable operating with minimal oversight
2-3 years of experience in relevant fields such as: management consulting, investment banking or private equity, business operations, fundraising or investor relations
Strong communication skills (particularly written) and the ability to produce high-quality deliverables
Excellent analytical skills and comfort getting into the substance of the work, not just managing process
Familiarity and excitement around leveraging AI and automation tools to improve workflows
A business or related degree, or familiarity with core business concepts (finance, accounting, etc)
What we offer
A high-impact seat working directly alongside Diagram's leadership as the firm scales with an opportunity to shape and get exposure to high stakes decisions and high visibility projects
Broad exposure across fundraising, strategy, and operations at an early-stage investment platform
A team of accomplished, ambitious, and supportive individuals that will help you grow
Competitive compensation
Beautiful offices in great locations (Montreal, Toronto)
Generous benefits
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