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Theresa Dekker

Ontario Power Generation/Vice President Nuclear Decommissioning Strategies

2025 Salary

$331,841

Total compensation $333,013, including $1,172 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

Records separated by several years; may be more than one person.

At a Glance
2025

Employer Rank

#147

Ontario Power Generation

Years on List

13

2010–2025

Peak Salary

$331,841

2025

Full 2025 roster at Ontario Power Generation →·See where $331,841 ranks →

Total Compensation History

Total compensation by yearLine chart of 13 yearly values of total compensation, from $105,795 in 2010 to $333,013 in 2025. No data from 2012 to 2014.$100K$150K$200K$250K$300K$350K201020152018202020232025
Total compensation, 2010–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2010–2025

$105,337 in 2010 is worth about $148,467 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025Vice President Nuclear Decommissioning StrategiesOntario Power Generation$331,841Benefits $1,172Total $333,013
2024Vice President Nuclear Decommissioning StrategiesOntario Power Generation$297,590Benefits $1,092Total $298,682
2023Vice President Nuclear Decommissioning StrategiesOntario Power Generation$274,114Benefits $2,246Total $276,361
2022Vice President Nuclear Decommissioning StrategiesOntario Power Generation$244,887Benefits $2,208Total $247,095
2021Vice President Corporate Business Development and StrategyOntario Power Generation$234,621Benefits $1,008Total $235,629
2020Vice President Corp Business Development and StrategyOntario Power Generation$227,695Benefits $1,008Total $228,703
2019Vice President Corp Business Development and StrategyOntario Power Generation$195,011Benefits $898Total $195,909
2018Senior Manager Strategic InitiativesOntario Power Generation$163,484Benefits $791Total $164,275
2017Senior Manager Strategic InitiativesOntario Power Generation$154,892Benefits $769Total $155,661
2016Senior Manager Enterprise Risk ManagementOntario Power Generation$133,300Benefits $755Total $134,055
2015Senior Manager Enterprise Risk ManagementOntario Power Generation$103,418Benefits $707Total $104,125
2011Senior Analyst, Operational RiskOntario Power Generation$111,893Benefits $626Total $112,519
2010Senior Analyst, Operational RiskOntario Power Generation$105,337Benefits $458Total $105,795

Take-Home Pay
(After Tax) · 2025 estimate

Theresa Dekker was paid $331,841 in 2025; after income tax, CPP and EI that is roughly $194,164, an effective income-tax rate of about 39.8%. On total compensation of $333,013, Theresa Dekker ranked #147 of 10,346 disclosed at Ontario Power Generation that year, where the median salary was $161,066. Records under this name have appeared on the Sunshine List 13 years in all, first in 2010. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay
~$194,164
Effective income-tax rate (excl. CPP/EI)
~39.8%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~41.5%

Where does $331,841 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.

Also at Ontario Power Generation
2025

View all 10,346 employees at Ontario Power Generation (2025) →