Monika Kowalska
$110,170.79asOperations Supervisor, Water and Wastewater-3.49%
Employed by Ontario Clean Water Agency in 2025, according to Government of Ontario public salary records.
Salary Information
Historical salary and taxable benefits from 2024 to 2025.
In 2025, Monika Kowalska received a salary of $110,170.79 working as Operations Supervisor, Water and Wastewater at Ontario Clean Water Agency, as disclosed on the Ontario Sunshine List. This represents a 3.49% decrease from the previous year's reported salary. Monika Kowalska has appeared on the Ontario Sunshine List 2 times between 2024 and 2025, with reported earnings peaking at $114,155.12 in 2024. In addition to salary, $183.56 in taxable benefits was disclosed for 2025. Ontario Clean Water Agency reports under the Crown Agencies sector of Ontario's public sector salary disclosure.
Top earning Operations Supervisor, Water and Wastewaters in Ontario Clean Water Agency
| Name | Salary |
|---|---|
| Darren Mahlman | $257,933.72 |
| Remi Boucher | $137,620.28 |
| Michel Plourde | $135,581.61 |
| Filipe Jorge | $135,546.33 |
| Kevin Regier | $135,340.60 |
| Adam Mcclure | $134,430.59 |
| Patrick Lucas | $132,557.08 |
| Steven Gerl | $132,483.41 |
| Jonathan Daley | $129,533.85 |
| Robert Smith | $128,856.84 |
Other employees at Ontario Clean Water Agency
| Name | Position | Salary |
|---|---|---|
| Mir Shamaoon Maintenance Planner and Schedule | Maintenance Planner and Schedule | $110,456.68 |
| Gary Langenfeld Water and Wastewater Shift Lead | Water and Wastewater Shift Lead | $110,451.95 |
| Wedaarachchige Wickramatunga Maintenance Technician | Maintenance Technician | $110,369.78 |
| Steven Elliott Operations Supervisor, Water and Wastewater | Operations Supervisor, Water and Wastewater | $110,365.72 |
| Jason Younker Engineer Ontario Clean Water Agency, Projects | Engineer Ontario Clean Water Agency, Projects | $110,309.02 |
| Jane Ho Lead Engineer, Programs/Projects (Biosolids) | Lead Engineer, Programs/Projects (Biosolids) | $110,062.37 |
| John Duder Operations Supervisor, Water and Wastewater | Operations Supervisor, Water and Wastewater | $109,887.13 |
| Alexandre Nikolaev Maintenance Technician | Maintenance Technician | $109,805.35 |
| Kristopher Sonne Asset Maintenance Specialist | Asset Maintenance Specialist | $109,716.83 |
| Gilbert Jones Water and Wastewater Instrumentation Technician Specialist | Water and Wastewater Instrumentation Technician Specialist | $109,703.73 |