John Siam
Mcmaster University/Associate Professor / Director
2025 Salary
$243,609Total compensation $243,609, 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
2025
Employer Rank
#181Mcmaster University
Years on List
242002–2025
Peak Salary
$243,6092025
Full 2025 roster at Mcmaster University →·See where $243,609 ranks →
Total Compensation History
Full History
2002–2025
$117,964 in 2002 is worth about $193,697 in 2025 dollars.
Take-Home Pay
(After Tax) · 2025 estimate
Of the $243,609 John Siam earned in 2025, roughly $152,760 would remain after income tax, CPP and EI, an all-in deduction rate of about 37.3%. For comparison, the median Associate Professor and Director on the 2025 list was paid $203,847; this salary is about 20% more. It is up about 7% on the $227,206 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
- ~$152,760
- Effective income-tax rate (excl. CPP/EI)
- ~35.0%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~37.3%
- vs. 2025 Associate Professor and Director median
- +20%
Where does $243,609 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.