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Simon Kariuki

Ontario Power Generation/Senior Manager, Regulatory Affairs

2025 Salary

$218,605

Total compensation $219,606, including $1,001 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

#1,297

Ontario Power Generation

Years on List

16

2010–2025

Peak Salary

$219,960

2023

Full 2025 roster at Ontario Power Generation·See where $218,605 ranks →

Total Compensation History

Total compensation by yearLine chart of 16 yearly values of total compensation, from $113,256 in 2010 to $219,606 in 2025.$100K$150K$200K$250K201020132016201920222025
Total compensation, 2010–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
20102025

$112,737 in 2010 is worth about $158,896 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025Senior Manager, Regulatory AffairsOntario Power Generation$218,605
2024Manager Regulatory AffairsOntario Power Generation$181,211
2023Manager Regulatory AffairsOntario Power Generation$219,960
2022Senior Performance Improvement OfficerOntario Power Generation$171,296
2021Senior Performance Improvement OfficerOntario Power Generation$151,792
2020Senior Performance Improvement OfficerOntario Power Generation$149,535
2019Senior Performance Improvement OfficerOntario Power Generation$147,871
2018Senior Performance Improvement OfficerOntario Power Generation$144,122
2017Senior Performance Improvement OfficerOntario Power Generation$140,940
2016Senior Performance Improvement OfficerOntario Power Generation$138,953
2015Senior Technical Engineer/OfficerOntario Power Generation$141,306
2014Senior Technical Engineer / OfficerOntario Power Generation$120,045
2013Senior Technical Engineer/OfficerOntario Power Generation$125,945
2012Senior Technical Engineer/OfficerOntario Power Generation$118,224
2011Technical Engineer/OfficerOntario Power Generation$125,228
2010Technical Engineer/OfficerOntario Power Generation$112,737

Take-Home Pay
(After Tax) · 2025 estimate

Of the $218,605 Simon Kariuki earned in 2025, roughly $140,179 would remain after income tax, CPP and EI, an all-in deduction rate of about 35.9%. On total compensation of $219,606, Simon Kariuki ranked #1,297 of 10,346 disclosed at Ontario Power Generation that year, where the median salary was $161,066. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay
~$140,179
Effective income-tax rate (excl. CPP/EI)
~33.4%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~35.9%

Where does $218,605 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) →