EnterpriseClimb Mt. BrandonProud Principal Mr. O' SullivanFun DaySports DayFun Day Here in Grennan College we are so very proud of our wonderful staff and students. We look forward to welcoming our new 1st years and wish to share a video showcasing our vibrant school community. Enrolment/Admissions for September 2024 1st yr. 2023-2024 Information New School Jacket HSE update and information on current bugs and illnesses 2023Download School Calendar Parents 2023-24 Uniform DetailsDownload VSware Student Report Website VSware Guide for Parents Microsoft Teams Child Safeguarding Statement 2022-2023 Continue Reading