Mark Zolkowski
$114,547.55asWastewater Treatment Operator
Employed by City Of St. Thomas in 2025, according to Government of Ontario public salary records.
Salary Information
Historical salary and taxable benefits from 2025 to 2025.
In 2025, Mark Zolkowski received a salary of $114,547.55 working as Wastewater Treatment Operator at City Of St. Thomas, as disclosed on the Ontario Sunshine List. 2025 is the first year Mark Zolkowski appeared on the Ontario Sunshine List. In addition to salary, $612.12 in taxable benefits was disclosed for 2025. City Of St. Thomas reports under the Municipalities & Services sector of Ontario's public sector salary disclosure.
Top earning Wastewater Treatment Operators in City Of St. Thomas
| Name | Salary |
|---|---|
| Mark Zolkowski | $114,547.55 |
| Leslie Knott | $100,047.47 |
Top earning Wastewater Treatment Operators in Ontario
| Name | Salary | Employer |
|---|---|---|
City Of Barrie | $146,615.09 | City Of Barrie |
City Of Barrie | $137,368.48 | City Of Barrie |
Regional Municipality Of Halton | $127,111.72 | Regional Municipality Of Halton |
City Of Barrie | $123,453.32 | City Of Barrie |
City Of Barrie | $122,814.05 | City Of Barrie |
Regional Municipality Of Halton | $114,465.70 | Regional Municipality Of Halton |
Regional Municipality Of Halton | $114,106.46 | Regional Municipality Of Halton |
City Of Barrie | $113,520.58 | City Of Barrie |
Regional Municipality Of Halton | $110,977.10 | Regional Municipality Of Halton |
Regional Municipality Of Halton | $110,804.38 | Regional Municipality Of Halton |
Other employees at City Of St. Thomas
| Name | Position | Salary |
|---|---|---|
| Matthew Willman 1st Class Constable, St. Thomas Police Service | 1st Class Constable, St. Thomas Police Service | $117,328.01 |
| Jillian Pollard Manager of Human Resources | Manager of Human Resources | $116,494.66 |
| Jeff Bray Director of Parks, Recreation and Facilities | Director of Parks, Recreation and Facilities | $116,452.98 |
| Derek Smith 1st Class Constable, St. Thomas Police Service | 1st Class Constable, St. Thomas Police Service | $115,760.50 |
| Erik Kvietys 2nd Class Constable, St. Thomas Police Service | 2nd Class Constable, St. Thomas Police Service | $114,631.08 |
| Nicole Barrett 2nd Class Constable, St. Thomas Police Service | 2nd Class Constable, St. Thomas Police Service | $113,827.38 |
| Morgan Longworth Registered Nurse Supervisor, Valleyview Home | Registered Nurse Supervisor, Valleyview Home | $113,498.88 |
| Kevin Mcclure Senior Planner | Senior Planner | $113,046.82 |
| Michelle Shannon Waste Management Coordinator | Waste Management Coordinator | $112,795.20 |
| Ross Winter 2nd Class Constable, St. Thomas Police Service | 2nd Class Constable, St. Thomas Police Service | $112,767.55 |