Mark Stewart
University of Waterloo/Information Systems Specialist
2025 Salary
$109,831Total compensation $110,201, including $370 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
#2,031University of Waterloo
Years on List
32023–2025
Peak Salary
$109,8312025
Full 2025 roster at University of Waterloo →·See where $109,831 ranks →
Total Compensation History
Full History
2023–2025
$100,079 in 2023 is worth about $104,602 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Information Systems SpecialistUniversity Of Waterloo | $109,831 |
| 2024 | Information Systems SpecialistUniversity Of Waterloo | $106,050 |
| 2023 | Learning Environment ArchitectUniversity Of Waterloo | $100,079 |
Take-Home Pay
(After Tax) · 2025 estimate
Mark Stewart was paid $109,831 in 2025; after income tax, CPP and EI that is roughly $80,688, an effective income-tax rate of about 21.5%. On total compensation of $110,201, Mark Stewart ranked #2,031 of 2,376 disclosed at University of Waterloo that year, where the median salary was $153,961. That is about 4% more than the $106,050 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
- ~$80,688
- Effective income-tax rate (excl. CPP/EI)
- ~21.5%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~26.5%
- vs. 2025 Information Systems Specialist median
- −11%
Where does $109,831 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.