Mark Spencer
Brock University/Professor
2025 Salary
$186,052Total compensation $187,126, including $1,073 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
#305Brock University
Years on List
152011–2025
Peak Salary
$186,0522025
Full 2025 roster at Brock University →·See where $186,052 ranks →
Total Compensation History
Full History
2011–2025
$100,425 in 2011 is worth about $137,530 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | ProfessorBrock University | $186,052 |
| 2024 | ProfessorBrock University | $176,575 |
| 2023 | —Brock University | $166,940 |
| 2022 | ProfessorBrock University | $146,495 |
| 2021 | ProfessorBrock University | $141,573 |
| 2020 | ProfessorBrock University | $148,394 |
| 2019 | ProfessorBrock University | $143,266 |
| 2018 | ProfessorBrock University | $143,755 |
| 2017 | ProfessorBrock University | $135,189 |
| 2016 | Associate ProfessorBrock University | $115,818 |
| 2015 | Associate ProfessorBrock University | $113,617 |
| 2014 | Associate Professor / ChairBrock University | $127,302 |
| 2013 | Associate Professor/Chair, HistoryBrock University | $128,639 |
| 2012 | Associate Professor/Chair, HistoryBrock University | $115,841 |
| 2011 | Associate Professor, HistoryBrock University | $100,425 |
Take-Home Pay
(After Tax) · 2025 estimate
Mark Spencer was paid $186,052 in 2025; after income tax, CPP and EI that is roughly $123,491, an effective income-tax rate of about 30.7%. Compared with 2024, when the figure was $176,575, that is a rise of about 5%. For comparison, the median Professor on the 2025 list was paid $135,910; this salary is about 37% more. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.
- Estimated net pay
- ~$123,491
- Effective income-tax rate (excl. CPP/EI)
- ~30.7%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~33.6%
- vs. 2025 Professor median
- +37%
Where does $186,052 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.