City of Janesville
Water Supervisor
Mark Langdok in 2025 was employed at City of Janesville and had an annual salary of $108,441, according to public records. This salary was 90 percent higher than the average and 81 percent higher than the median salary in City of Janesville.
City of Janesville records show Mark Langdok held job of Water Supervisor from 2024 to 2025.
In year 2025 Mark Langdok's salary was 22 percent higher than average Water Supervisor salary in the state of Wisconsin.
According to the public records employee's salary increased by $12,163 from 2024 to 2025, which is a 12.6 percent rise.
| Year | 2025 |
| Full Name | Mark Langdok |
| Job Title | Water Supervisor |
| Get Water Supervisor Salary Statistics | |
| State | Wisconsin |
| Employer | City of Janesville |
| Annual Wage | $108,441 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | City of Janesville |
| Year | 2025 |
| Number of Employees | 736 |
| Average Annual Wage | $57,087 |
| Median Annual Wage | $60,051 |
Mark Langdok (2024)Water Supervisor | View Person Details |
Paul Nelson (2025)Lieutenant/Epm Lead at City of Janesville | View Person Details |
Eric McCarville (2025)Mechanic at City of Janesville | View Person Details |
Laura Smith (2025)Identification Officer at City of Janesville | View Person Details |
Jennifer Bottcher (2025)Driver at City of Janesville | View Person Details |
Tyler Maechtle (2025)Fire Lieutenant/Epm at City of Janesville | View Person Details |
Marc Zimmerman (2025)Industrial Pretreatment Coord at City of Janesville | View Person Details |
Nicholas Nolte (2025)Fire Lieutenantepm at City of Janesville | View Person Details |
Justin Nolte (2025)Driver/Eng/Paramedic at City of Janesville | View Person Details |
Nicholas Drout (2025)Police Sergeant at City of Janesville | View Person Details |
Justin Popovich (2025)School Resource Officer at City of Janesville | View Person Details |