Mark Johnston
City of Timmins/Chief Operator – Timmins Water Filtration Plant
2025 Salary
$137,973Total compensation $138,808, including $835 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
#61City of Timmins
Years on List
92017–2025
Peak Salary
$137,9732025
Full 2025 roster at City of Timmins →·See where $137,973 ranks →
Total Compensation History
Full History
2017–2025
$103,913 in 2017 is worth about $130,848 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Chief Operator – Timmins Water Filtration PlantCity Of Timmins | $137,973Benefits $835Total $138,808 |
| 2024 | Chief Operator - Timmins Water Filtration PlantCity Of Timmins | $134,482Benefits $846Total $135,328 |
| 2023 | Chief Operator - WaterCity Of Timmins | $137,176Benefits $712Total $137,888 |
| 2022 | Chief Operator - Timmins Water Filtration PlantCity Of Timmins | $120,789Benefits $686Total $121,476 |
| 2021 | Chief Operator - Timmins Water Filtration PlantCity Of Timmins | $118,845Benefits $865Total $119,710 |
| 2020 | Chief Operator – Timmins Water Filtration PlantCity Of Timmins | $121,485Benefits $853Total $122,338 |
| 2019 | Chief Operator - WaterCity Of Timmins | $115,238Benefits $838Total $116,077 |
| 2018 | Chief OperatorCity of Timmins | $110,358Benefits $774Total $111,132 |
| 2017 | Chief OperatorCity of Timmins | $103,913Benefits $697Total $104,610 |
Take-Home Pay
(After Tax) · 2025 estimate
Take-home on Mark Johnston's 2025 salary of $137,973 comes to roughly $97,063 once federal and Ontario income tax (about 25.7% effective) is deducted. At City of Timmins, 201 people made the 2025 list with a median salary of $126,435; Mark Johnston's total compensation of $138,808 ranked #61. It is up about 3% on the $134,482 paid in 2024. Pension contributions — likely OMERS in the Municipalities & Services sector — would typically trim another 7–10% off that figure.
- Estimated net pay
- ~$97,063
- Effective income-tax rate (excl. CPP/EI)
- ~25.7%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~29.7%
Where does $137,973 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.