Marcus Brennan
$179,412.41asAssistant System Operator / Opérateur du réseau adjoint+11.82%
Employed by Independent Electricity System Operator in 2025, according to Government of Ontario public salary records.
Salary Information
Historical salary and taxable benefits from 2022 to 2025.
In 2025, Marcus Brennan received a salary of $179,412.41 working as Assistant System Operator / Opérateur du réseau adjoint at Independent Electricity System Operator, as disclosed on the Ontario Sunshine List. This represents a 11.82% increase over the previous year's reported salary. Marcus Brennan has appeared on the Ontario Sunshine List 3 times between 2022 and 2025, with reported earnings peaking at $179,412.41 in 2025. In addition to salary, $316.60 in taxable benefits was disclosed for 2025. Independent Electricity System Operator reports under the Crown Agencies sector of Ontario's public sector salary disclosure.
Top earning Assistant System Operator / Opérateur du réseau adjoints in Independent Electricity System Operator
| Name | Salary |
|---|---|
| Shilpan Desai | $205,100.93 |
| Emanuel Gourgouvelis | $191,100.10 |
| Brandon Simas | $187,788.84 |
| Eric Orr | $182,884.71 |
| Sufyan Patel | $182,294.69 |
| Marcus Brennan | $179,412.41 |
| Joshua Moore | $167,398.87 |
| Kunal Raj | $165,809.18 |
| Hunter Bosch | $155,867.03 |
| Ryan Kula | $150,018.35 |
Other employees at Independent Electricity System Operator
| Name | Position | Salary |
|---|---|---|
| O'Neil Mcpherson Senior Specialist Settlements / Spécialiste principal – Règlement des transactions | Senior Specialist Settlements / Spécialiste principal – Règlement des transactions | $180,049.94 |
| Adam Tschirhart Supervisor Compliance and Dispute Resolution / Superviseur de la conformité et de la résolution des litiges | Supervisor Compliance and Dispute Resolution / Superviseur de la conformité et de la résolution des litiges | $179,997.73 |
| Justin Facca System Operator / Opérateur du réseau | System Operator / Opérateur du réseau | $179,713.78 |
| Rebecca Flynn Senior Manager Market Forecasts and Integration / Gestionnaire principal – Prévisions et intégration du marché | Senior Manager Market Forecasts and Integration / Gestionnaire principal – Prévisions et intégration du marché | $179,598.24 |
| Khaqan Khan Manager Engineering Power Systems / Directeur des services techniques – Réseaux électriques | Manager Engineering Power Systems / Directeur des services techniques – Réseaux électriques | $179,534.53 |
| Richard Duffy Senior Advisor Generation Procurement / Conseiller principal – Approvisionnement en installations de production | Senior Advisor Generation Procurement / Conseiller principal – Approvisionnement en installations de production | $179,316.98 |
| Karim Zaveri Senior Specialist Data Modeling and Architecture Data and Analytics / Spécialiste principal de l’analyse, de la modélisation et de l’architecture des données | Senior Specialist Data Modeling and Architecture Data and Analytics / Spécialiste principal de l’analyse, de la modélisation et de l’architecture des données | $179,316.98 |
| Kurtis Chong Manager Compliance Assurance / Gestionnaire – Assurance de la conformité | Manager Compliance Assurance / Gestionnaire – Assurance de la conformité | $179,200.83 |
| Jonathan Ho Senior Counsel Enforcement and Legal Unit Market Assessment and Compliance / Avocat-conseil principal I Unité juridique chargée de la mise en application | Senior Counsel Enforcement and Legal Unit Market Assessment and Compliance / Avocat-conseil principal I Unité juridique chargée de la mise en application | $179,186.00 |
| Jie Lun Wang Senior Day Ahead Market Operator / Opérateur principal de marché 24 heures | Senior Day Ahead Market Operator / Opérateur principal de marché 24 heures | $179,067.17 |