Are you a parent, student or employee of CSG Bogerman? Download the csg Bogerman app now and log in with the data you have received by email. Didn't receive an invitation, but always had the latest news from CSG Bogerman in your pocket? That is also possible without a login! • Complete news feed Check out the school's news feed, with the latest updates from social media, the website or app. • Handy forms No more lost letters or emails! See at a glance what you still need to arrange and fill in