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Carolyn Ptak

Ontario Institute for Cancer Research/Associate Director

2025 Salary

$135,856

Total compensation $136,661, including $805 in taxable benefits.

Source: Ontario’s Public Sector Salary Disclosure — names paid $100,000 or more that year. How we build this · Report an error on this page

At a Glance
2025

Employer Rank

#48

Ontario Institute for Cancer Research

Years on List

5

2021–2025

Peak Salary

$135,856

2025

Full 2025 roster at Ontario Institute for Cancer Research →·See where $135,856 ranks →

Total Compensation History

Total compensation by yearLine chart of 5 yearly values of total compensation, from $106,416 in 2021 to $136,661 in 2025.$100K$110K$120K$130K$140K20212022202320242025
Total compensation, 2021–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2021–2025

$105,885 in 2021 is worth about $122,785 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025Associate DirectorOntario Institute For Cancer Research$135,856Benefits $805Total $136,661
2024Associate DirectorOntario Institute For Cancer Research$126,224Benefits $709Total $126,933
2023Senior Program ManagerOntario Institute For Cancer Research$116,167Benefits $669Total $116,836
2022Program ManagerOntario Institute For Cancer Research$108,630Benefits $600Total $109,230
2021Program ManagerOntario Institute For Cancer Research$105,885Benefits $530Total $106,416

Take-Home Pay
(After Tax) · 2025 estimate

Of the $135,856 Carolyn Ptak earned in 2025, roughly $95,864 would remain after income tax, CPP and EI, an all-in deduction rate of about 29.4%. Compared with 2024, when the figure was $126,224, that is a rise of about 8%. Records under this name have appeared on the Sunshine List 5 years in all, first in 2021. Members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less after pension contributions, which this estimate leaves out.

Estimated net pay
~$95,864
Effective income-tax rate (excl. CPP/EI)
~25.4%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~29.4%
vs. 2025 Associate Director median
−3%

Where does $135,856 rank on the Sunshine List? →

Estimate only: 2025 federal and Ontario rates, basic personal amounts, Canada employment amount and CPP/EI credits; single, employment income only, salary treated as full-year income. Ignores pension contributions (OMERS, HOOPP, OTPP, OPTrust and similar plans lower actual take-home), union dues, RRSPs and benefits.

Also at Ontario Institute for Cancer Research
2025

View all 114 employees at Ontario Institute for Cancer Research (2025) →