Career
Shirley Sumsion has been Chief Financial Officer and Direct Shareholder of Canso Investment Counsel since December 2022. Shirley Sumsion is a control person of the firm and directly owns under 5% of it. Shirley Sumsion holds a BA in Sociology from Concordia University.
Canso Investment Counsel LTD. is a Richmond Hill, Ontario, Canada firm with $46.6B under management, 105 clients and 34 advisers across 2 offices, as of its September 2026 filing.
Shirley Sumsion: Shirley graduated from Concordia University with a BA in Sociology and in 1997 received her Chartered Accountancy designation.
The IAPD individual lookup on 18 October 2026 returned no individual record. This profile uses the firm’s Form ADV officer listing.
Credentials and registrations
Professional designations
Listed by Canso Investment Counsel
- Chartered Accountancy designation (1997)
Individual registration and examination information for Shirley Sumsion is unavailable. An officer title or CRD number does not by itself establish current investment adviser representative registration, and no registration or examination counts are inferred.
Officer record
- Full name
- Shirley Sumsion
- CRD
- 8085703
- Record basis
- Form ADV officer listing
- Firm bio
- cansofunds.com
Disciplinary history is not reported here, in either direction. Check the SEC record.
Common questions
Where does Shirley Sumsion work?
Shirley Sumsion has been Chief Financial Officer and Direct Shareholder of Canso Investment Counsel LTD. since December 2022, and is a control person of the firm.
Leadership at Canso Investment Counsel
- Heather Mason-WoodShareholder (Class A and Class B), Chief Executive Officer (Since 09/2025)
- Joseph McCalmontShareholder (Class B and Class C), President (Since 09/2025)
- Jeffrey TangShareholder (Class B and Class C), Chief Compliance Officer (Since 09/2024)
- Antonietta BizzottoShareholder (Class B and Class C), Chief Legal Officer (Since 09/2025)
- John CarswellExecutive Chair
- Jeffrey CarterShareholder (Class B and Class C), Chief Risk Officer (Since 12/2024)
- Gail MudieShareholder (Class A and Class B)
- Vivek VermaShareholder (Class A and Class B)
- Brian Usher-JonesShareholder (Class B)
- Joseph MorinShareholder (Class B)
- Timothy HicksShareholder (Class B)
- Moon LeeShareholder (Class B and Class C)
- Jason BellShareholder (Class B and Class C)
- Nicolas DesjardinsShareholder (Class B and Class C)
- Jason DavisShareholder (Class B and Class C)
- John LaingShareholder (Class B and Class C)