Us on social media Johanniter GmbH on social media The Johanniter GmbH on Youtube (in German) On the Youtube channel of the Johanniter GmbH, you can gain insight into the services offered and the ongoing work of more than 100 in-patient health and care facilities throughout Germany. Learn more The Johanniter GmbH on Facebook (in German) The Facebook account of Johanniter GmbH provides interesting insights about our everyday work, information worth knowing about health, and much more. Learn more