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Tomi Aaltomaa

Ontario Power Generation/Site Environmental Advisor

2025 Salary

$163,420

Total compensation $169,238, including $5,817 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

#4,729

Ontario Power Generation

Years on List

15

2011–2025

Peak Salary

$163,420

2025

Full 2025 roster at Ontario Power Generation →·See where $163,420 ranks →

Total Compensation History

Total compensation by yearLine chart of 15 yearly values of total compensation, from $101,585 in 2011 to $169,238 in 2025.$100K$120K$140K$160K$180K201120142017201920222025
Total compensation, 2011–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2011–2025

$101,030 in 2011 is worth about $138,357 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025Site Environmental AdvisorOntario Power Generation$163,420Benefits $5,817Total $169,238
2024First Line Manager - OperatingOntario Power Generation$159,258Benefits $5,285Total $164,543
2023First Line Manager - OperatingOntario Power Generation$157,046Benefits $4,842Total $161,888
2022First Line Manager - OperatingOntario Power Generation$142,028Benefits $4,445Total $146,473
2021First Line Manager - OperatingOntario Power Generation$138,618Benefits $3,962Total $142,580
2020First Line Manager – OperatingOntario Power Generation$140,863Benefits $3,550Total $144,413
2019First Line Manager - OperatingOntario Power Generation$131,558Benefits $2,994Total $134,553
2018First Line Manager - OperatingOntario Power Generation$126,485Benefits $3,201Total $129,686
2017First Line Manager - OperatingOntario Power Generation$124,025Benefits $705Total $124,729
2016Engineer/Technical Officer - Water ManagementOntario Power Generation$122,574Benefits $683Total $123,257
2015Engineer/Technical Officer - Water ManagementOntario Power Generation$111,667Benefits $645Total $112,312
2014Engineer / Technical Officer - Water ManagementOntario Power Generation$106,076Benefits $634Total $106,710
2013Engineer/Technical Officer - Water ManagementOntario Power Generation$107,026Benefits $616Total $107,642
2012Engineer/Technical Officer, Water ManagementOntario Power Generation$104,379Benefits $592Total $104,971
2011Engineer/Technical Officer, Water ManagementOntario Power Generation$101,030Benefits $556Total $101,585

Take-Home Pay
(After Tax) · 2025 estimate

Take-home on Tomi Aaltomaa's 2025 salary of $163,420 comes to roughly $111,271 once federal and Ontario income tax (about 28.5% effective) is deducted. At Ontario Power Generation, 10,346 people made the 2025 list with a median salary of $161,066; Tomi Aaltomaa's total compensation of $169,238 ranked #4,729. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay
~$111,271
Effective income-tax rate (excl. CPP/EI)
~28.5%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~31.9%

Where does $163,420 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) →