Ratnasingham Tharmarasa
Mcmaster University/Associate Professor
2025 Salary
$186,266Total compensation $186,783, including $517 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
#678Mcmaster University
Years on List
92017–2025
Peak Salary
$186,2662025
Full 2025 roster at Mcmaster University →·See where $186,266 ranks →
Total Compensation History
Full History
2017–2025
$120,649 in 2017 is worth about $151,921 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Associate ProfessorMcMaster University | $186,266 |
| 2024 | Assistant ProfessorMcMaster University | $174,910 |
| 2023 | Assistant ProfessorMcMaster University | $167,566 |
| 2022 | Assistant ProfessorMcMaster University | $161,120 |
| 2021 | Assistant ProfessorMcMaster University | $154,598 |
| 2020 | Assistant ProfessorMcMaster University | $147,736 |
| 2019 | Assistant ProfessorMcMaster University | $118,180 |
| 2018 | Principal Research EngineerMcMaster University | $117,855 |
| 2017 | Principal Research Engineer / Sessional FacultyMcmaster University | $120,649 |
Take-Home Pay
(After Tax) · 2025 estimate
Ratnasingham Tharmarasa was paid $186,266 in 2025; after income tax, CPP and EI that is roughly $123,601, an effective income-tax rate of about 30.7%. For comparison, the median Associate Professor on the 2025 list was paid $174,209; this salary is about 7% more. It is up about 6% on the $174,910 paid in 2024. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.
- Estimated net pay
- ~$123,601
- 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 Associate Professor median
- +7%
Where does $186,266 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.