Darren Mahlman appears on the Ontario Sunshine List with a 2025 disclosed salary of $257,934 plus $190 in taxable benefits (total $258,123). Darren is listed as Operations Supervisor, Water and Wastewater at Ontario Clean Water Agency, in the Crown Agencies sector.
Darren has been disclosed in 9 of the 10 years between 2016 and 2025. Their reported salary has grown from $101,297 in 2016 to $257,934 in 2025 — a 154.6% change over 9 years.
Within the Crown Agencies sector that year, Darren's $257,934 placed them in the 98th percentile (sector average: $139,003). Across the entire 2025 disclosure, this places them in the top 2% of all disclosed earners that year. Over their time on the list, Darren has had several role or employer changes: took on the role of Operations and Maintenance Team Lead in 2018; moved to Ontario Clean Water Agency / Agence ontarienne des eaux in 2023; moved to Ontario Clean Water Agency in 2024.
The interactive timeline and year-by-year breakdown below show every year Darren has been disclosed under the Ontario Public Sector Salary Disclosure.
Data sourced from the Ontario Public Sector Salary Disclosure. This site is independent and not affiliated with any government. Always verify against the official source.
$258K
Current Salary
2025
$258K
Total Comp.
Incl. $190 benefits
9
Years on List
2016–2025
+154.6%
Salary Growth
2016–2025
+$10,865 vs previous year
Sector avg $139,003 · Range $100K\u2013$826K
Earns more than 98% of disclosed employees.
2025
Operations Supervisor, Water and Wastewater
Ontario Clean Water Agency
$257,934
+$10,865
2024
Operations Supervisor, Water and Wastewater
Ontario Clean Water Agency
$247,069
+$80,925
2023
Operations Supervisor, Water and Wastewater / Superviseur des opérations, eaux et eaux usées
Ontario Clean Water Agency / Agence ontarienne des eaux
$166,144
+$29,026
2022
Operations and Maintenance Team Lead
Ontario Clean Water Agency
$137,118
+$5,906
2021
Operations and Maintenance Team Lead
Ontario Clean Water Agency
$131,212
+$2,106
2020
Operations and Maintenance Team Lead
Ontario Clean Water Agency
$129,105
+$9,195
2019
Operations and Maintenance Team Lead
Ontario Clean Water Agency
$119,910
+$7,399
2018
Operations and Maintenance Team Lead
Ontario Clean Water Agency
$112,510
+$11,213
2016
Operations and Maintenance Team Lead, opérations et entretien
Ontario Clean Water Agency
$101,297