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Erin Mahoney

Chief Administrative Officer
  • Organization: The Regional Municipality of York
  • Posted: October 18th, 2023

York Regional Council today appointed Ms. Erin Mahoney as the new Chief Administrative Officer for The Regional Municipality of York. This appointment is effective Friday, September 29, 2023, end of business day.

“Ms. Mahoney has been a valued member of the York Region leadership team for 15 years and has consistently demonstrated exceptional dedication, direction and a deep understanding of our organization’s mission and values,” said York Region Chairman and CEO Wayne Emmerson. “I am confident she will help us continue to achieve our strategic goals and deliver on the exceptional programs and services our residents and communities deserve and expect.”

Throughout Ms. Mahoney’s tenure at York Region, she has made significant contributions to York Region’s success in the role of Commissioner, Public Works and is well-positioned to lead York Region into a new era of growth and innovation.

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Ms. Mahoney holds a Bachelor of Science (Honours) from Memorial University of Newfoundland and a Master of Engineering from the University of Western Ontario. She has previously held key leadership positions in various private sector organizations. She is also active on several boards and volunteer agencies. Her ability to collaborate, lead with empathy and confidently make pivotal decisions aligns perfectly with York Region’s vision of strong, caring, safe communities.

The Chief Administrative Officer is responsible for the day-to-day operations of York Region’s 15 core services and more than 5,000 full-time and part-time employees. At the Region, there are five departments led by a Commissioner reporting to the CAO. She will also play a critical role in shaping the future direction of the organization and the communities we serve.

Ms. Mahoney will be the sixth CAO in the Region’s 52-year history. She replaces Bruce Macgregor, who announced his intention to step down following more than 16 years in the role. Mr. Macgregor’s last day with York Region is Friday, September 29, 2023.

“I am excited to lead our York Region staff dedicated to delivering on our commitments to the people and communities we serve,” said Erin Mahoney, York Region’s incoming Chief Administrative Officer. “As a leader in municipal service delivery and a top employer, I look forward to continuing the path of excellence.”