About Erin Mahoney

Erin Mahoney appears on the Ontario Sunshine List with a 2025 disclosed salary of $375,023 plus $12,433 in taxable benefits (total $387,456). Erin is listed as Chief Administrative Officer at Regional Municipality Of York, in the Municipalities & Services sector.

Erin has appeared on the Ontario Public Sector Salary Disclosure every year from 2008 through 2025 — 18 consecutive years. Their reported salary has grown from $167,233 in 2008 to $375,023 in 2025 — a 124.3% change over 17 years.

Within the Municipalities & Services sector that year, Erin's $375,023 placed them in the 100th percentile (sector average: $133,194). Across the entire 2025 disclosure, this places them in the top 1% of all disclosed earners that year. Over their time on the list, Erin has had several role or employer changes: took on the role of Commissioner Environmental Services in 2009; took on the role of Commissioner Public Works in 2022; took on the role of Chief Administrative Officer in 2023.

The interactive timeline and year-by-year breakdown below show every year Erin has been disclosed under the Ontario Public Sector Salary Disclosure.