Kitchener buildings



OMAA was formed in 1958 for Chief Administrative Officers to meet periodically and to assist in the promotion of better local government. The first meeting was attended by 10 CAOs.

OMAA Today

For over 60 years, OMAA members have been strengthening the quality of municipal governance through professional management.

The Voice of Ontario Municipal Management and Administration

Our members are CAOs and Aspiring CAOs in municipalities of all tiers and sizes all across Ontario.

Members are professional managers and key decision makers in their municipalities, providing professional support for their elected officials and ensuring the implementation of Council policies.

Our Vision

Widely recognized for promoting and supporting good governance, by encouraging excellence in CAO leadership, know-how and professional management of municipalities

Our Mission

To provide professional development, services and support and networking opportunities, which enable Members to be the best they can be in serving the public as Municipal Executives.

Our Strategic Goals

  • Deliver high quality professional development, that is always relevant and directly connected to the skills of being a municipal leader for both existing and aspiring CAOs
  • Deliver the best opportunities for CAOs and aspiring CAOs to grow professionally and learn from each other through networking and connecting
  • Retain and grow the membership to strengthen the Association and its overall impact with respect to good governance in Ontario
  • Continuously improve the operational effectiveness and efficiency of the OMAA
  • Increase OMAA input in the provincial conversation to bring forward the professional management perspective on the development and implementation of public policy considered significant or compelling by the Board 

The 2021 Strategic Plan

Our Code of Ethics

As local government executive leaders, CAOs/City Managers exemplify the tenets of their own municipal Codes of Ethics
and Codes of Conduct.  As Members of OMAA, and representatives of the profession, Chief Administrative Officers also adhere to the ethical doctrines in the OMAA Code of Ethics.