John Siambanopoulos
King's University College/Professor
2025 Salary
$180,086Total compensation $182,485, including $2,398 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
#31King's University College
Years on List
132011–2025
Peak Salary
$180,0862025
Full 2025 roster at King's University College →·See where $180,086 ranks →
Total Compensation History
Full History
2011–2025
$110,899 in 2011 is worth about $151,873 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | ProfessorKing's University College | $180,086 |
| 2024 | ProfessorKing’s University College | $162,359 |
| 2023 | ProfessorKing's University College | $158,697 |
| 2022 | ProfessorKing’s University College | $170,459 |
| 2021 | ProfessorKing’s University College | $161,295 |
| 2020 | ProfessorKing’s University College | $128,583 |
| 2019 | ProfessorKing’s University College | $145,288 |
| 2018 | ProfessorKing's University College | $140,938 |
| 2017 | ProfessorKing's University College | $135,584 |
| 2016 | ProfessorKing's University College | $131,538 |
| 2015 | ProfessorKing's University College | $121,640 |
| 2012 | ProfessorKing's University College | $100,382 |
| 2011 | FacultyKing's University College | $110,899 |
Take-Home Pay
(After Tax) · 2025 estimate
In 2025, John Siambanopoulos's $180,086 salary works out to roughly $120,404 after income tax, CPP and EI — an all-in deduction rate of about 33.1%. Compared with 2024, when the figure was $162,359, that is a rise of about 11%. That is about 33% above the 2025 median of $135,910 for Professor on the Sunshine List. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.
- Estimated net pay
- ~$120,404
- Effective income-tax rate (excl. CPP/EI)
- ~30.1%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~33.1%
- vs. 2025 Professor median
- +33%
Where does $180,086 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.