Mark Piazza
District School Board of Niagara/Elementary Principal
2023 Salary — last year on the list
$137,910Total compensation $137,910, 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
2023
Employer Rank
#38District School Board of Niagara
Years on List
142010–2023
Peak Salary
$137,9102023
Full 2023 roster at District School Board of Niagara →·See where $137,910 ranks →
Total Compensation History
Full History
2010–2023
$108,978 in 2010 is worth about $153,599 in 2025 dollars.
Take-Home Pay
(After Tax) · 2023 estimate
In 2023, Mark Piazza's $137,910 salary works out to roughly $95,698 after income tax, CPP and EI — an all-in deduction rate of about 30.6%. For comparison, the median Elementary School Principal on the 2023 list was paid $128,453; this salary is about 7% more. Mark Piazza has appeared on the list 14 times since 2010. Most School Boards employees belong to OTPP for teachers or OMERS, so actual take-home is likely another 7–10% lower after pension contributions.
- Estimated net pay
- ~$95,698
- Effective income-tax rate (excl. CPP/EI)
- ~27.2%
- CPP + EI contributions
- ~$4,756
- All-in deduction rate (incl. CPP/EI)
- ~30.6%
- vs. 2023 Elementary School Principal median
- +7%
Where does $137,910 rank on the Sunshine List? →
Estimate only: 2023 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.