Matthew Siple
Treasury Board Secretariat/Chief Negotiator, Labour and Employee Relations
2025 Salary
$340,769Total compensation $341,113, including $344 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
#4Treasury Board Secretariat
Years on List
102016–2025
Peak Salary
$340,7692025
Full 2025 roster at Treasury Board Secretariat →·See where $340,769 ranks →
Total Compensation History
Full History
2016–2025
$122,164 in 2016 is worth about $156,226 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Chief Negotiator, Labour and Employee RelationsTreasury Board Secretariat | $340,769 |
| 2024 | Associate Deputy Minister, Centre for Public Sector Labour Relations and CompensationTreasury Board Secretariat | $266,778 |
| 2023 | Associate Deputy Minister, Centre for Public Sector Labour Relations and Compensation / Sous-ministre associé, Centre pour les relations de travail et la rémunération dans le secteur publicTreasury Board Secretariat / Secrétariat Du Conseil Du Trésor | $208,843 |
| 2022 | Assistant Deputy Minister, Employee Relations and Negotiations DivisionTreasury Board Secretariat | $215,780 |
| 2021 | Assistant Deputy Minister, Employee Relations and Negotiations DivisionTreasury Board Secretariat | $207,508 |
| 2020 | Assistant Deputy MinisterTreasury Board Secretariat | $199,554 |
| 2019 | Assistant Deputy MinisterTreasury Board Secretariat | $180,789 |
| 2018 | Assistant Deputy MinisterTreasury Board Secretariat | $141,357 |
| 2017 | Director, Union/Management Relations / Directeur, relations syndicales-patronalesTreasury Board Secretariat / Secrétariat du Conseil du Trésor | $132,784 |
| 2016 | Director, Union / Management Relations / Directeur, relations syndicales-patronalesTreasury Board Secretariat | $122,164 |
Take-Home Pay
(After Tax) · 2025 estimate
In 2025, Matthew Siple's $340,769 salary works out to roughly $198,313 after income tax, CPP and EI — an all-in deduction rate of about 41.8%. At Treasury Board Secretariat, 1,198 people made the 2025 list with a median salary of $127,798; Matthew Siple's total compensation of $341,113 ranked #4. Pension contributions — likely PSPP or OPTrust in the Government of Ontario – Ministries sector — would typically trim another 7–10% off that figure.
- Estimated net pay
- ~$198,313
- Effective income-tax rate (excl. CPP/EI)
- ~40.2%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~41.8%
Where does $340,769 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.