Mark Twardowski
Simcoe County District School Board/Manager, Building and Environmental Services
2022 Salary — last year on the list
$125,403Total compensation $125,403, including $0 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
2022
Employer Rank
#124Simcoe County District School Board
Years on List
152008–2022
Peak Salary
$162,0812016
Full 2022 roster at Simcoe County District School Board →·See where $125,403 ranks →
Total Compensation History
Full History
2008–2022
$101,392 in 2008 is worth about $145,912 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2022 | Manager, Building and Environmental ServicesSimcoe County District School Board | $125,403 |
| 2021 | Manager, Building and Environmental ServicesSimcoe County District School Board | $124,550 |
| 2020 | Manager, Building and Environmental ServicesSimcoe County District School Board | $125,587 |
| 2019 | Manager, Building and Environmental ServicesSimcoe County District School Board | $121,185 |
| 2018 | Manager, Building and Environmental ServicesSimcoe County District School Board | $119,769 |
| 2017 | Manager, Building and Environmental ServicesSimcoe County District School Board | $120,124 |
| 2016 | Manager, Building and Environmental ServicesSimcoe County District School Board | $162,081 |
| 2015 | Manager, Building & Environmental ServicesSimcoe County District School Board | $121,735 |
| 2014 | Manager, Building and Environmental ServicesSimcoe County District School Board | $117,226 |
| 2013 | Manager, Building & Environmental ServicesSimcoe County District School Board | $117,226 |
| 2012 | Manager, Building & Environmental ServicesSimcoe County District School Board | $117,226 |
| 2011 | Manager, Building & Environmental ServicesSimcoe County District School Board | $114,889 |
| 2010 | Manager, Design, Construction & MaintenanceSimcoe County District School Board | $111,555 |
| 2009 | Manager, Design & ConstructionSimcoe County District School Board | $108,319 |
| 2008 | Manager, Design & ConstructionSimcoe County District School Board | $101,392 |
Take-Home Pay
(After Tax) · 2022 estimate
In 2022, Mark Twardowski's $125,403 salary works out to roughly $87,542 after income tax, CPP and EI — an all-in deduction rate of about 30.2%. That is about 1% more than the $124,550 paid in 2021. Mark Twardowski has appeared on the list 15 times since 2008. After pension contributions (probably OTPP for teachers or OMERS in this sector), take-home is usually a further 7–10% lower.
- Estimated net pay
- ~$87,542
- Effective income-tax rate (excl. CPP/EI)
- ~26.6%
- CPP + EI contributions
- ~$4,453
- All-in deduction rate (incl. CPP/EI)
- ~30.2%
Where does $125,403 rank on the Sunshine List? →
Estimate only: 2022 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.