Gregory Holloway
University of Waterloo/Senior Scientist, Electron Beam Lithography
2025 Salary
$129,106Total compensation $129,377, including $270 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
#1,577University of Waterloo
Years on List
52021–2025
Peak Salary
$129,1062025
Full 2025 roster at University of Waterloo →·See where $129,106 ranks →
Total Compensation History
Full History
2021–2025
$104,623 in 2021 is worth about $121,321 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Senior Scientist, Electron Beam LithographyUniversity Of Waterloo | $129,106Benefits $270Total $129,377 |
| 2024 | Senior Scientist, Electron Beam LithographyUniversity Of Waterloo | $125,194Benefits $231Total $125,425 |
| 2023 | Senior Scientist, Electron Beam LithographyUniversity Of Waterloo | $118,076Benefits $203Total $118,279 |
| 2022 | Senior Scientist, Electron Beam LithographyUniversity Of Waterloo | $104,730Benefits $159Total $104,889 |
| 2021 | Senior Scientist, Electron Beam LithographyUniversity Of Waterloo | $104,623Benefits $121Total $104,744 |
Take-Home Pay
(After Tax) · 2025 estimate
In 2025, Gregory Holloway's $129,106 salary works out to roughly $92,044 after income tax, CPP and EI — an all-in deduction rate of about 28.7%. It is up about 3% on the $125,194 paid in 2024. On total compensation of $129,377, Gregory Holloway ranked #1,577 of 2,376 disclosed at University of Waterloo that year, where the median salary was $153,961. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.
- Estimated net pay
- ~$92,044
- Effective income-tax rate (excl. CPP/EI)
- ~24.4%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~28.7%
Where does $129,106 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.