John Antonakos
Independent Electricity System Operator/Supervisor Customer Response / Superviseur de la réponse au client
2024 Salary — last year on the list
$171,331Total compensation $171,676, including $345 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
2024
Employer Rank
#222Independent Electricity System Operator
Years on List
172008–2024
Peak Salary
$171,3312024
Full 2024 roster at Independent Electricity System Operator →·See where $171,331 ranks →
Total Compensation History
Full History
2008–2024
$104,161 in 2008 is worth about $149,896 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2024 | Supervisor Customer Response / Superviseur de la réponse au clientIndependent Electricity System Operator | $171,331Benefits $345Total $171,676 |
| 2023 | Supervisor Customer Response / Superviseur de la réponse au clientIndependent Electricity System Operator / Opérateur indépendant de réseau d'électricité | $169,643Benefits $397Total $170,040 |
| 2022 | Supervisor Customer Response / Superviseur de la réponse au clientIndependent Electricity System Operator | $158,432Benefits $461Total $158,893 |
| 2021 | Supervisor Contract Management / Superviseur - Gestion de contratsIndependent Electricity System Operator | $150,546Benefits $454Total $151,000 |
| 2020 | Senior Specialist Emergency Preparedness / Spécialiste principal – Préparation aux situations d’urgenceIndependent Electricity System Operator | $142,456Benefits $443Total $142,899 |
| 2019 | Market Renewal Program Resourcing Lead / Responsable � Ressources pour le Programme de renouvellement du march�Independent Electricity System Operator | $138,944Benefits $461Total $139,405 |
| 2018 | Senior Specialist Emergency Prepardeness / Spécialiste principal – Préparation aux situations d’urgenceIndependent Electricity System Operator | $141,959Benefits $544Total $142,503 |
| 2017 | Senior Specialist Emergency Prepardeness / Spécialiste principal, Préparation aux situations d’urgenceIndependent Electricity System Operator / Opérateur Indépendant De Réseau D'Électricité | $141,812Benefits $539Total $142,351 |
| 2016 | Senior Engineer/Technical Officer - Emergency Preparedness / Spécialiste technique principal – Préparation aux situations d'urgenceIndependent Electricity System Operator | $138,414Benefits $588Total $139,002 |
| 2015 | Senior Engineer/Technical Officer - Emergency Preparedness / Spécialiste technique principal – Préparation aux situations d'urgenceIndependent Electricity System Operator | $135,296Benefits $592Total $135,888 |
| 2014 | Senior Engineer / Technical Officer - Emergency Preparedness and Contracts / Spécialiste technique principal - Préparation aux situations d’urgence et contrats d’urgenceIndependent Electricity System Operator | $128,867Benefits $786Total $129,652 |
| 2013 | Senior Engineer/Technical Officer, SettlementsIndependent Electricity System Operator | $123,776Benefits $803Total $124,579 |
| 2012 | Senior Engineer/Technical Officer, SettlementsIndependent Electricity System Operator | $121,423Benefits $713Total $122,136 |
| 2011 | Senior Engineer/Technical Officer, Wholesale MeteringIndependent Electricity System Operator | $113,327Benefits $587Total $113,914 |
| 2010 | Senior Engineer/Technical Officer, MeteringIndependent Electricity System Operator | $110,287Benefits $571Total $110,857 |
| 2009 | Senior Engineer/Technical OfficerIndependent Electricity System Operator | $105,338Benefits $547Total $105,885 |
| 2008 | Senior Engineer/Technical OfficerIndependent Electricity System Operator | $104,161Benefits $664Total $104,825 |
Take-Home Pay
(After Tax) · 2024 estimate
John Antonakos was paid $171,331 in 2024; after income tax, CPP and EI that is roughly $115,075, an effective income-tax rate of about 29.9%. At Independent Electricity System Operator, 914 people made the 2024 list with a median salary of $150,798; John Antonakos's total compensation of $171,676 ranked #222. Pension contributions — likely PSPP or OPTrust in the Crown Agencies sector — would typically trim another 7–10% off that figure.
- Estimated net pay
- ~$115,075
- Effective income-tax rate (excl. CPP/EI)
- ~29.9%
- CPP + EI contributions
- ~$5,105
- All-in deduction rate (incl. CPP/EI)
- ~32.8%
Where does $171,331 rank on the Sunshine List? →
Estimate only: 2024 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.