Catalina Thornhill, CPA in

Catalina Thornhill, CPA

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Assurance Senior Manager, Financial Services at EY
📍 Toronto, Ontario, Canada

Catalina Thornhill is a Senior Manager in EYs Financial Services Assurance practice in Toronto. A Chartered Professional Accountant and graduate of Queens University, she is a recognized leader, notably serving as the EY Indigenous Professionals Council Leader for her office and as a strategy member for EYs Indigenous Global Network.

Outside of her primary role, Catalina is deeply committed to diversity, inclusion, and Indigenous reconciliation. She actively participates in summits and conferences focused on these causes. She also holds a certification in Photoshop, indicating a creative and detail-oriented side.

Catalina was honored as a "Professional Networks Impactful Leader, " an award given to only 20 individuals across the Americas at EY.

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Experience
7 Years
Current Role
Assurance Senior Manager, Financial Services
Job Level
Middle
Location
Toronto, Ontario, Canada
Personality Overview

How Catalina shows up

Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Catalina cares about

Indigenous Advancement
Leads EY's Indigenous Professionals Council, promotes Indigenous internships, and attends summits on Truth and Reconciliation Call to Action #92.
Financial Reporting
As a Senior Manager in Financial Services Assurance, she is focused on financial reporting developments for public companies.
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Career

Work history

8-2025
Assurance Senior Manager, Financial Services
EY
10-2021 - 8-2025
Assurance Manager, Financial Services
EY
10-2019 - 9-2021
Assurance Senior Staff Accountant, Financial Services
EY
5-2015 - 8-2016
Accounting Intern
Great Circle Solar Management Corporation
7-2014 - 8-2014
Student
Correctional Service of Canada
In the press

Media appearances

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Education
5-2017 - 8-2017
Graduate Diploma in accounting
Smith School of Business at Queen's University
2013 - 2017
Bachelor's Degree
Queen's University
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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