OPIRG McMaster Volunteer Sign-Up 2026-27

OPIRG McMaster is a student-led and student-funded nonprofit with a mission to empower the McMaster community to take action on social and environmental issues. Skim through the descriptions of the different groups within OPIRG McMaster and sign up directly if any of them interest you!

OPIRG McMaster General Mailing List

Signing up for the general mailing list will ensure that you are notified of new Volunteer Opportunities within OPIRG and any Upcoming Events.

You can also skim through the descriptions of various initiatives within OPIRG McMaster and sign up directly if any of them interest you!

If you don’t receive an email back from an action group, reach out to board@opirgmcmaster.org and we will let them know you’re interested.

Action Groups

OPIRG Outreach

OPIRG Outreach is responsible for connecting students with advocacy groups on campus and in the local community. Examples of events that this group has planned include a social issues clubsfest, volunteer days with action groups, outdoor movie nights and more!

Palestine Solidarity Committee

PSC’s mission is to build awareness, political education, and meaningful avenues for collective student action in support of Palestinian human rights. PSC envisions a just future for Palestinians and oppressed peoples everywhere.

Email: psc@opirgmcmaster.org

Climate Justice OPIRG McMaster (previously Mac Divest)

CJM’s mission is to motivate action on climate-related issues while building awareness for how climate intersects with other struggles for justice.

Students combat climate anxiety by holding meetings and events throughout the academic year. Students also advocate for a fossil-fuel-free McMaster by pressuring the university to divest from oil and gas companies and also to decarbonize the university campus.

Email: climatejustice@opirgmcmaster.org
Instagram: @climatejusticemcmaster

Students Against Austerity

SAS seeks to build independent power, train experienced organizers on university campuses, advocate for a reversal to the OSAP cuts and a properly funded educational system, and cultivate a movement that can fight for an equitable future with accessible education for all.

Email: macstudentsagainstausterity@gmail.com

Instagram: @studentsagainstausterity

HEAL (Hamilton Encampment and Aid Liaison)

Students who work to support unhoused folks in the Hamilton community through food and materials distribution. HEAL also is working to establish a donation center at McMaster University to collect gently-used items and distribute them to unhoused individuals in our community.

Email: heal@opirgmcmaster.org

Mac CopWatch

Mac CopWatch is a student-led collective dedicated to resisting police violence, with a focus on the rights of students on McMaster's campus. They aim to build a culture of campus police accountability and community care by documenting police misconduct, observing the scope and surveillance of campus police, providing direct support to victims, connecting to legal supports, and empowering students through education to assert their rights and mobilize against carceral approaches.

Interested in learning more or supporting their work? They would love to hear from you!

Email: mac.copwatch@proton.me

Instagram: @mac.copwatch

Mac Students for Bike Share

Mac Students for Bikeshare successfully brought bike share hubs and student passes to the McMaster campus. Now, students continue to pressure the City to maintain funding for the Hamilton Bike Share program and are fighting for better bike transit infrastructure.

If interested, email board@opirgmcmaster.org
Instagram: @macforbikeshare

Stop Sprawl

Students advocating to protect wetlands, farmlands, and conservation zones by pressuring the City of Hamilton and Ontario Government to stop expanding the city boundary into these lands. Goals of the group include sustainable development, affordable housing, and improved public transit.