Proteus Digital Health Proteus first received funding for research into digital healthcare projects in 2004. Based in Redwood City, CA, they now have over 200 employees and have worked on several collaborations, including with Novartis, Medtronic, Oracle and the NHS in the UK. They underwent rebranding in 2012, changing their name from Proteus Biomedical to Proteus Digital Health. They are a privately held company, and have received over $400 million in funding from sources including Carlyle, Essex Woodlands, Kaiser Permanente®, Medtronic®, Novartis®, Otsuka®, Oracle®, ON Semiconductor® and other investors. Proteus Digital Health