Sienna Dinh

Incoming Co-Head of Business Council

The Bishop Strachan School

2026-09 - Present

- Will lead BSS's premier finance and business organization; drive speaker events, investment case competitions, and school-wide financial literacy programming.

Founder & Executive Director

Business Buddies (Non-Profit Organization)

2025-09 - Present

- Founded Business Buddies after identifying that Toronto's elementary curriculum contains minimal instruction in entrepreneurship, business, or financial literacy - a systemic gap leaving thousands of students without foundational business knowledge. - Secured strategic partnerships with two of Toronto's largest school boards (TDSB and TCDSB), enabling in-school program delivery at scale and reaching hundreds of elementary students across multiple institutions. - Developed and delivered interactive workshops for elementary students while coordinating volunteers, communicating with teachers, and creating engaging classroom experiences.

Head and Founder

BSS Venture Capital Club

2025-09 - Present

Founded BSS's first student club dedicated to the VC, PE, and startup ecosystem; organize sessions on deal structures, valuation, and technology entrepreneurship; source guest speakers.

Gr. 9 Mentor, Student Mentors Program

The Bishop Strachan School

2023-09 - Present

- Supported incoming Grade 9 students through their transition to high school by building relationships, providing guidance, and helping create a welcoming school community.

Leader & Head of Finance BSSMUN, Model UN

The Bishop Strachan School

2023-09 - Present

- Collaborated with students, staff, and conference participants to support event operations, budgeting, and the delivery of large-scale school events.

Defense and Crown Lawyer, Mock Trial

The Bishop Strachan School

2023-09 - Present

- Developed strong communication, public speaking, and problem-solving skills through competitive courtroom simulations and team-based case preparation.

Competitive Vocalist

Sofia's Voice Studio

2018-01 - Present

Top place awards at Regional and Provincial singing competitions across Junior, Intermediate, and Senior age levels; RCM registered vocalist since 2018.

Kitchen Leader & Camp Counsellor

Rooks to Cooks

2024-06 - 2025-08

- Prepared ingredients, organized workstations, managed inventory and front-of-house supplies, and maintained food safety standards to support efficient kitchen operations in a fast-paced camp environment. - Supervised and mentored young campers during cooking lessons, supporting a safe, organized, and engaging learning environment while building their confidence in the kitchen.