Diane Spiridoulias
Sheridan College Institute of Technology and Advanced Learning/Professor
2025 Salary
$130,006Total compensation $130,064, including $58 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
#433Sheridan College Institute of Technology and Advanced Learning
Years on List
62020–2025
Peak Salary
$130,0062025
Full 2025 roster at Sheridan College Institute of Technology and Advanced Learning →·See where $130,006 ranks →
Total Compensation History
Full History
2020–2025
$100,518 in 2020 is worth about $120,475 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | ProfessorSheridan College Institute Of Technology and Advanced Learning | $130,006Benefits $58Total $130,064 |
| 2024 | ProfessorSheridan College Institute Of Technology and Advanced Learning | $121,295Benefits $58Total $121,353 |
| 2023 | ProfessorSheridan College Institute Of Technology and Advanced Learning | $118,201Benefits $59Total $118,260 |
| 2022 | ProfessorSheridan College Institute Of Technology and Advanced Learning | $105,996Benefits $66Total $106,061 |
| 2021 | ProfessorSheridan College Institute Of Technology and Advanced Learning | $101,323Benefits $74Total $101,397 |
| 2020 | ProfessorSheridan College Institute Of Technology and Advanced Learning | $100,518Benefits $321Total $100,839 |
Take-Home Pay
(After Tax) · 2025 estimate
Of the $130,006 Diane Spiridoulias earned in 2025, roughly $92,554 would remain after income tax, CPP and EI, an all-in deduction rate of about 28.8%. Compared with 2024, when the figure was $121,295, that is a rise of about 7%. Diane Spiridoulias has appeared on the list 6 times since 2020. Most Colleges employees belong to the CAAT Pension Plan, so actual take-home is likely another 7–10% lower after pension contributions.
- Estimated net pay
- ~$92,554
- Effective income-tax rate (excl. CPP/EI)
- ~24.6%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~28.8%
- vs. 2025 Professor median
- −4%
Where does $130,006 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.