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William Mak

Ontario Power Generation/Contracts Coordinator

2025 Salary

$265,892

Total compensation $273,191, including $7,299 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

#413

Ontario Power Generation

Years on List

20

2006–2025

Peak Salary

$265,892

2025

Full 2025 roster at Ontario Power Generation →·See where $265,892 ranks →

Total Compensation History

Total compensation by yearLine chart of 20 yearly values of total compensation, from $122,328 in 2006 to $273,191 in 2025.$100K$150K$200K$250K$300K200620102014201720212025
Total compensation, 2006–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2006–2025

$122,023 in 2006 is worth about $183,650 in 2025 dollars.

Full salary history, by year
YearPositionSalary
2025Contracts CoordinatorOntario Power Generation$265,892
2024Contracts CoordinatorOntario Power Generation$249,313
2023Contracts CoordinatorOntario Power Generation$256,618
2022Contracts CoordinatorOntario Power Generation$231,290
2021Contracts CoordinatorOntario Power Generation$245,846
2020Contracts CoordinatorOntario Power Generation$248,254
2019Contracts CoordinatorOntario Power Generation$219,646
2018Contracts CoordinatorOntario Power Generation$231,728
2017Contracts CoordinatorOntario Power Generation$237,156
2016Contracts CoordinatorOntario Power Generation$233,239
2015Contracts CoordinatorOntario Power Generation$224,251
2014First Line Manager, Contract AdministratorOntario Power Generation$209,934
2013First Line Manager, Contract AdministratorOntario Power Generation$210,245
2012First Line Manager, Contract AdministratorOntario Power Generation$203,612
2011First Line Manager, ConstructionOntario Power Generation$165,999
2010First Line Manager, ConstructionOntario Power Generation$172,206
2009Site Project Engineer/OfficerOntario Power Generation$174,245
2008Site Project Engineer/OfficerOntario Power Generation$186,723
2007Site Project Engineer/OfficerOntario Power Generation$179,829
2006Site Project Engineer/OfficerOntario Power Generation$122,023

Take-Home Pay
(After Tax) · 2025 estimate

Take-home on William Mak's 2025 salary of $265,892 comes to roughly $163,517 once federal and Ontario income tax (about 36.4% effective) is deducted. Compared with 2024, when the figure was $249,313, that is a rise of about 7%. For comparison, the median Contracts Coordinator on the 2025 list was paid $184,280; this salary is about 44% more. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay
~$163,517
Effective income-tax rate (excl. CPP/EI)
~36.4%
CPP + EI contributions
~$5,507
All-in deduction rate (incl. CPP/EI)
~38.5%
vs. 2025 Contracts Coordinator median
+44%

Where does $265,892 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) →