1990s OPSEU No Justice No Peace rally


This point-form history of OPSEU/SEFPO highlights the union’s development from 1911 to 2005, from its beginnings as the Civil Service Association of Ontario (CSAO).

Boardroom table


Meet the OPSEU/SEFPO Executive Board. Includes biographies for President  and First Vice-President/Treasurer.

OPSEU Constitution - SEFPO Statuts du SEFPO

OPSEU/SEFPO Constitution

OPSEU/SEFPO’s constitution sets out our fundamental guidelines and principles over which our union is governed.

OPSEU Owner's Manual / SEFPO Le guide du membre

Your Home in OPSEU/SEFPO

Find your way around OPSEU/SEFPO and learn how we work on behalf of our 180,000 members.

Colourful arrows pointing up

Strategic Plan

OPSEU/SEFPO’s Strategic Plan includes the vision, mission, values and goals of the union and was developed by the OPSEU/SEFPO Executive Board in early March 2023

Privacy settings illustration

Privacy Policy

OPSEU/SEFPO’s Website Privacy policy related to personal information, email communications from OPSEU/SEFPO, cookies and links to external websites.

Worker in wheelchair having a conversation with a colleague


OPSEU is committed to providing a barrier-free environment for all members and stakeholders including employees, job applicants, suppliers, and any visitors who may enter our premises, access our information, or use our services.

OPSEU/SEFPO card illustration

OPSEU Logo and Graphics

A selection of downloadable OPSEU/SEFPO Logos and Letterheads in both black and white and in colour. Includes colour specifications for OPSEU/SEFPO logo.