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Mark Pressley

Independent Electricity System Operator/System Operator / Opérateur du réseau

At a Glance
2025

Latest Salary

$205,106

2025

Total Compensation

$205,451

Incl. $345 benefits

Employer Rank

#99

Independent Electricity System Operator

Years on List

7

2019–2025

Total Compensation History

Total compensation by yearLine chart of 7 yearly values of total compensation, from $134,031 in 2019 to $205,451 in 2025.$0$50K$100K$150K$200K$250K201920202021202320242025
Total compensation, 2019–2025.

Full History
20192025

Take-Home Pay
(After Tax) · 2025 estimate

Of the $205,106 Mark Pressley earned in 2025, roughly $133,196 would remain after income tax, CPP and EI, an effective rate of about 32.4%. It is little changed from the $204,624 paid in 2024. On total compensation of $205,451, Mark Pressley ranked #99 of 1,002 disclosed at Independent Electricity System Operator that year, where the median salary was $155,810. Most Crown Agencies employees belong to PSPP or OPTrust, so actual take-home is likely another 7–10% lower after pension contributions.

Estimated net pay
~$133,196
Effective income-tax rate (excl. CPP/EI)
~32.4%
CPP + EI contributions
~$5,507
vs. 2025 System Operator median
+1%

Where does $205,106 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 Independent Electricity System Operator

#1Lesley Gallinger
$708,974
President and Chief Executive Officer / Président et chef de la direction
#2Charles Farmer
$428,403
Executive Vice President, Power System Development / Vice-président(e) directeur(rice) – Développement des systèmes électriques
#3Kamaljit Sohi
$426,753
Executive Vice President and Chief Operating Officer, Markets and Reliability / Chef(fe) de l’exploitation et Vice-président(e) directeur(rice) – Marchés et fiabilité
#4Carla Nell
$412,660
Executive Vice President, Corporate Relations, Engagement and Strategy / Vice-président(e) directeur(rice) – Relations de l’entreprise, engagement et stratégie
#5Alex Foord
$403,103
Executive Vice-President, Information and Technology Services and Chief Information Officer / Vice-président(e) directeur(rice) – Services d’information et de technologie et Dirigeant(e) principal(e) de l’information
#6Michael Lyle
$388,437
Executive Vice President, Legal Resources and Corporate Governance / Vice-président(e) directeur(rice) – Ressources juridiques et gouvernance d’entreprise
#7Ernest Chui
$326,815
Vice President and Chief Financial Officer, Corporate Services / Vice-président(e) et Directeur(rice) financier(ère) – Services d’entreprise
#8Michael Boll
$315,154
Senior Director, Legal Resources and Corporate Secretary / Directeur(rice) principal(e) – Ressources juridiques et Secrétaire général(e)
#9Glenn Mcdonald
$311,199
Vice President Market Assessment and Compliance / Vice-président – Évaluation des marchés et conformité
#10David Short
$304,430
Senior Director Enabling Resources Program Delivery / Directeur principal – Exécution des programmes de ressources d'habilitation
View all employees at Independent Electricity System Operator