William Tam
University of Guelph/Professor
2025 Salary
$242,303Total compensation $242,939, including $636 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
#124University of Guelph
Years on List
192007–2025
Peak Salary
$242,3032025
Full 2025 roster at University of Guelph →·See where $242,303 ranks →
Total Compensation History
Full History
2007–2025
$106,358 in 2007 is worth about $156,628 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | ProfessorUniversity Of Guelph | $242,303Benefits $636Total $242,939 |
| 2024 | ProfessorUniversity Of Guelph | $215,422Benefits $563Total $215,985 |
| 2023 | ProfessorUniversity Of Guelph | $201,546Benefits $551Total $202,097 |
| 2022 | ProfessorUniversity Of Guelph | $196,725Benefits $574Total $197,299 |
| 2021 | ProfessorUniversity Of Guelph | $191,153Benefits $680Total $191,833 |
| 2020 | ProfessorUniversity Of Guelph | $186,242Benefits $834Total $187,076 |
| 2019 | ProfessorUniversity Of Guelph | $180,597Benefits $712Total $181,309 |
| 2018 | ProfessorUniversity of Guelph | $175,545Benefits $691Total $176,236 |
| 2017 | ProfessorUniversity of Guelph | $169,837Benefits $582Total $170,419 |
| 2016 | ProfessorUniversity of Guelph | $164,167Benefits $277Total $164,444 |
| 2015 | ProfessorUniversity of Guelph | $158,447Benefits $98Total $158,545 |
| 2014 | ProfessorUniversity of Guelph | $162,333Benefits $304Total $162,637 |
| 2013 | ProfessorUniversity of Guelph | $149,223Benefits $322Total $149,545 |
| 2012 | ProfessorUniversity of Guelph | $143,052Benefits $332Total $143,384 |
| 2011 | ProfessorUniversity of Guelph | $136,668Benefits $31Total $136,699 |
| 2010 | Professor & Associate ChairUniversity of Guelph | $130,133Benefits $101Total $130,235 |
| 2009 | Professor & Associate ChairUniversity of Guelph | $122,253Benefits $314Total $122,567 |
| 2008 | Professor/Associate ChairUniversity of Guelph | $116,943Benefits $329Total $117,272 |
| 2007 | Associate ProfessorUniversity of Guelph | $106,358Benefits $315Total $106,673 |
Take-Home Pay
(After Tax) · 2025 estimate
Take-home on William Tam's 2025 salary of $242,303 comes to roughly $152,105 once federal and Ontario income tax (about 35.0% effective) is deducted. Within University of Guelph, William Tam's total compensation of $242,939 was the #124 of 1,504, against a median salary of $151,779. Compared with 2024, when the figure was $215,422, that is a rise of about 12%. 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
- ~$152,105
- Effective income-tax rate (excl. CPP/EI)
- ~35.0%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~37.2%
- vs. 2025 Professor median
- +78%
Where does $242,303 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.