Mark Johnstone
Mcmaster University/Associate Professor / Department Chair
2025 Salary
$189,205Total compensation $189,722, including $517 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
#657Mcmaster University
Years on List
102016–2025
Peak Salary
$189,2052025
Full 2025 roster at Mcmaster University →·See where $189,205 ranks →
Total Compensation History
Full History
2016–2025
$102,174 in 2016 is worth about $130,661 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Associate Professor / Department ChairMcMaster University | $189,205 |
| 2024 | Associate Professor / Department ChairMcMaster University | $175,949 |
| 2023 | Associate Professor / Department ChairMcMaster University | $166,903 |
| 2022 | Associate Professor / Department ChairMcMaster University | $158,214 |
| 2021 | Associate Professor / Department ChairMcMaster University | $144,794 |
| 2020 | Associate ProfessorMcMaster University | $131,263 |
| 2019 | Associate ProfessorMcMaster University | $123,669 |
| 2018 | Associate ProfessorMcMaster University | $116,369 |
| 2017 | Associate ProfessorMcmaster University | $109,296 |
| 2016 | Associate ProfessorMcMaster University | $102,174 |
Take-Home Pay
(After Tax) · 2025 estimate
In 2025, Mark Johnstone's $189,205 salary works out to roughly $125,122 after income tax, CPP and EI — an all-in deduction rate of about 33.9%. Compared with 2024, when the figure was $175,949, that is a rise of about 8%. Mark Johnstone has appeared on the list 10 times since 2016. 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
- ~$125,122
- Effective income-tax rate (excl. CPP/EI)
- ~31.0%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~33.9%
- vs. 2025 Associate Professor Department Chair median
- about even
Where does $189,205 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.