Tammy Henderson
Ontario Power Generation/Chemical Technician
2025 Salary
$138,809Total compensation $147,404, including $8,595 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
#7,196Ontario Power Generation
Years on List
142012–2025
Peak Salary
$138,8092025
Full 2025 roster at Ontario Power Generation →·See where $138,809 ranks →
Total Compensation History
Full History
2012–2025
$101,414 in 2012 is worth about $136,830 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Chemical TechnicianOntario Power Generation | $138,809Benefits $8,595Total $147,404 |
| 2024 | Chemical TechnicianOntario Power Generation | $130,844Benefits $7,243Total $138,087 |
| 2023 | Chemical TechnicianOntario Power Generation | $130,117Benefits $7,071Total $137,188 |
| 2022 | Chemical TechnicianOntario Power Generation | $113,233Benefits $6,339Total $119,572 |
| 2021 | Chemical TechnicianOntario Power Generation | $130,192Benefits $5,695Total $135,887 |
| 2020 | Chemical TechnicianOntario Power Generation | $132,221Benefits $5,110Total $137,331 |
| 2019 | Chemical TechnicianOntario Power Generation | $120,837Benefits $4,425Total $125,263 |
| 2018 | Chemical TechnicianOntario Power Generation | $107,120Benefits $4,433Total $111,553 |
| 2017 | Chemical TechnicianOntario Power Generation | $102,976Benefits $4,916Total $107,892 |
| 2016 | Chemical TechnicianOntario Power Generation | $105,392Benefits $1,381Total $106,773 |
| 2015 | Chemical TechnicianOntario Power Generation | $111,896Benefits $1,372Total $113,267 |
| 2014 | Chemical TechnicianOntario Power Generation | $104,614Benefits $1,366Total $105,980 |
| 2013 | Chemical TechnicianOntario Power Generation | $105,265Benefits $1,350Total $106,616 |
| 2012 | Chemical TechnicianOntario Power Generation | $101,414Benefits $1,333Total $102,747 |
Take-Home Pay
(After Tax) · 2025 estimate
Take-home on Tammy Henderson's 2025 salary of $138,809 comes to roughly $97,536 once federal and Ontario income tax (about 25.8% effective) is deducted. Within Ontario Power Generation, Tammy Henderson's total compensation of $147,404 was the #7,196 of 10,346, against a median salary of $161,066. It is up about 6% on the $130,844 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
- ~$97,536
- Effective income-tax rate (excl. CPP/EI)
- ~25.8%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~29.7%
- vs. 2025 Chemical Technician median
- −6%
Where does $138,809 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.