Stephan Jost
Art Gallery of Ontario/Michael and Sonja Koerner Director, and Chief Executive Officer
2025 Salary
$404,004Total compensation $406,513, including $2,509 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
#1Art Gallery of Ontario
Years on List
102016–2025
Peak Salary
$404,2182021
Full 2025 roster at Art Gallery of Ontario →·See where $404,004 ranks →
Total Compensation History
Full History
2016–2025
$228,849 in 2016 is worth about $292,656 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Michael and Sonja Koerner Director, and Chief Executive OfficerArt Gallery Of Ontario | $404,004 |
| 2024 | Michael and Sonja Koerner Director and Chief Executive OfficerArt Gallery Of Ontario | $402,672 |
| 2023 | Michael and Sonja Koerner Director, and Chief Executive OfficerArt Gallery Of Ontario | $404,004 |
| 2022 | Michael and Sonja Koerner Director, and Chief Executive OfficerArt Gallery Of Ontario | $404,004 |
| 2021 | Michael and Sonja Koerner Director and Chief Executive OfficerArt Gallery Of Ontario | $404,218 |
| 2020 | Michael and Sonja Koerner Director and Chief Executive OfficerArt Gallery Of Ontario | $378,382 |
| 2019 | Michael and Sonja Koerner Director and Chief Executive OfficerArt Gallery Of Ontario | $373,568 |
| 2018 | Michael and Sonja Koerner Director and Chief Executive OfficerArt Gallery of Ontario | $351,474 |
| 2017 | Michael and Sonja Koerner Director, and Chief Executive OfficerArt Gallery of Ontario | $350,004 |
| 2016 | Michael and Sonja Koerner Director, and Chief Executive OfficerArt Gallery of Ontario | $228,849 |
Take-Home Pay
(After Tax) · 2025 estimate
Stephan Jost was paid $404,004 in 2025; after income tax, CPP and EI that is roughly $227,698, an effective income-tax rate of about 42.3%. Within Art Gallery of Ontario, Stephan Jost's total compensation of $406,513 was the #1 of 76, against a median salary of $127,005. Stephan Jost has appeared on the list 10 times since 2016. 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
- ~$227,698
- Effective income-tax rate (excl. CPP/EI)
- ~42.3%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~43.6%
Where does $404,004 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.