About Melissa Horner

Melissa Horner appears on the Ontario Sunshine List with a 2025 disclosed salary of $595,472 plus $2,597 in taxable benefits (total $598,069). Melissa is listed as President and Chief Executive Officer at Halton Healthcare Services Corporation, in the Hospitals & Boards of Public Health sector.

Melissa has been disclosed in 5 of the 8 years between 2018 and 2025. Their reported salary has grown from $192,290 in 2018 to $595,472 in 2025 — a 209.7% change over 7 years.

Within the Hospitals & Boards of Public Health sector that year, Melissa's $595,472 placed them in the 100th percentile (sector average: $126,617). Across the entire 2025 disclosure, this places them in the top 1% of all disclosed earners that year. Over their time on the list, Melissa has had several role or employer changes: took on the role of Assistant Deputy Minister, Hospitals and Capital in 2019; moved to Halton Healthcare Services Corporation in 2023.

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