Welcome Griffin Parents!

Welcome to the PSO website! We hope you find everything you need to get involved at GHNO as well as other important school information. We are continuously improving the website to make sure parents have the latest and most helpful information. 

If you can't find what you need, we'd love to hear from you! 

New to GHNO? Check out About PSO.

Get started with volunteering here!

PSO Calendar

Events for the entire 2025-26 school year have been published to the new public PSO Google Calendar! Separate from the official GHNO calendar, this calendar will have PSO specific events (i.e. events that will need volunteers, PSO meetings, community building and social events, and anything related to PSO.