Diarmuid O'Connor
Centennial College of Applied Arts and Technology/Professor
2025 Salary
$137,326Total compensation $137,569, including $243 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
#228Centennial College of Applied Arts and Technology
Years on List
172009–2025
Peak Salary
$137,3262025
Full 2025 roster at Centennial College of Applied Arts and Technology →·See where $137,326 ranks →
Total Compensation History
Full History
2009–2025
$105,970 in 2009 is worth about $152,100 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | ProfessorCentennial College Of Applied Arts and Technology | $137,326Benefits $243Total $137,569 |
| 2024 | ProfessorCentennial College Of Applied Arts and Technology | $126,786Benefits $93Total $126,880 |
| 2023 | ProfessorCentennial College Of Applied Arts and Technology | $126,968Benefits $95Total $127,063 |
| 2022 | ProfessorCentennial College Of Applied Arts and Technology | $117,162Benefits $113Total $117,274 |
| 2021 | ProfessorCentennial College Of Applied Arts and Technology | $115,465Benefits $125Total $115,589 |
| 2020 | ProfessorCentennial College Of Applied Arts and Technology | $119,087Benefits $117Total $119,204 |
| 2019 | ProfessorCentennial College Of Applied Arts and Technology | $122,944Benefits $111Total $123,055 |
| 2018 | ProfessorCentennial College | $121,475Benefits $111Total $121,586 |
| 2017 | ProfessorCentennial College | $107,155Benefits $103Total $107,258 |
| 2016 | ProfessorCentennial College | $114,681Benefits $127Total $114,808 |
| 2015 | ProfessorCentennial College | $111,698Benefits $130Total $111,827 |
| 2014 | ProfessorCentennial College | $110,770Benefits $159Total $110,930 |
| 2013 | ProfessorCentennial College | $112,298Benefits $173Total $112,471 |
| 2012 | ProfessorCentennial College | $113,378Benefits $186Total $113,564 |
| 2011 | ProfessorCentennial College | $112,179Benefits $187Total $112,365 |
| 2010 | ProfessorCentennial College | $108,690Benefits $192Total $108,883 |
| 2009 | ProfessorCentennial College | $105,970Benefits $193Total $106,163 |
Take-Home Pay
(After Tax) · 2025 estimate
Of the $137,326 Diarmuid O'Connor earned in 2025, roughly $96,696 would remain after income tax, CPP and EI, an all-in deduction rate of about 29.6%. At Centennial College of Applied Arts and Technology, 759 people made the 2025 list with a median salary of $133,968; Diarmuid O'Connor's total compensation of $137,569 ranked #228. After pension contributions (probably the CAAT Pension Plan in this sector), take-home is usually a further 7–10% lower.
- Estimated net pay
- ~$96,696
- Effective income-tax rate (excl. CPP/EI)
- ~25.6%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~29.6%
- vs. 2025 Professor median
- +1%
Where does $137,326 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.