Madonna Kost
Ontario Power Generation/Senior Information Systems Specialist
2025 Salary
$154,639Total compensation $164,984, including $10,345 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
#5,214Ontario Power Generation
Years on List
32023–2025
Peak Salary
$154,6392025
Full 2025 roster at Ontario Power Generation →·See where $154,639 ranks →
Total Compensation History
Full History
2023–2025
$123,604 in 2023 is worth about $129,191 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Senior Information Systems SpecialistOntario Power Generation | $154,639Benefits $10,345Total $164,984 |
| 2024 | Senior Information Systems SpecialistOntario Power Generation | $140,413Benefits $794Total $141,207 |
| 2023 | Senior Information Systems SpecialistOntario Power Generation | $123,604Benefits $689Total $124,294 |
Take-Home Pay
(After Tax) · 2025 estimate
Of the $154,639 Madonna Kost earned in 2025, roughly $106,439 would remain after income tax, CPP and EI, an all-in deduction rate of about 31.2%. That is about 9% below the 2025 median of $170,631 for Senior Information Systems Specialist on the Sunshine List. Compared with 2024, when the figure was $140,413, that is a rise of about 10%. Members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less after pension contributions, which this estimate leaves out.
- Estimated net pay
- ~$106,439
- Effective income-tax rate (excl. CPP/EI)
- ~27.6%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~31.2%
- vs. 2025 Senior Information Systems Specialist median
- −9%
Where does $154,639 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.