Catherine Tsilfidis
Ottawa Hospital Research Institute/Senior Research Scientist/Scientifique principal
2025 Salary
$213,129Total compensation $213,891, including $762 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
#23Ottawa Hospital Research Institute
Years on List
42022–2025
Peak Salary
$226,1082024
Full 2025 roster at Ottawa Hospital Research Institute →·See where $213,129 ranks →
Total Compensation History
Full History
2022–2025
$183,993 in 2022 is worth about $199,813 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Senior Research Scientist/Scientifique principalOttawa Hospital Research Institute | $213,129Benefits $762Total $213,891 |
| 2024 | Senior Research Scientist/Scientifique principalOttawa Hospital Research Institute | $226,108Benefits $682Total $226,790 |
| 2023 | Senior Research Scientist/Scientifique principalOttawa Hospital Research Institute | $205,123Benefits $681Total $205,804 |
| 2022 | Senior Research Scientist/Scientifique principalOttawa Hospital Research Institute | $183,993Benefits $609Total $184,602 |
Take-Home Pay
(After Tax) · 2025 estimate
Of the $213,129 Catherine Tsilfidis earned in 2025, roughly $137,346 would remain after income tax, CPP and EI, an all-in deduction rate of about 35.6%. Among those listed as Senior Research Scientist in 2025, the median was $201,768; this salary sits about 6% above it. Compared with 2024, when the figure was $226,108, that is a drop of about 6%. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.
- Estimated net pay
- ~$137,346
- Effective income-tax rate (excl. CPP/EI)
- ~33.0%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~35.6%
- vs. 2025 Senior Research Scientist median
- +6%
Where does $213,129 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.