Epidarex Capital is a venture capital firm specializing in early stage, startup, and growth capital investments. The firm provides equity capital to young companies including University Spin-outs and under-ventured markets. It seeks to invest in all the life science and health technology companies with a focus on biotechnology, medical devices, pharmaceuticals, personalized medicine and diagnostics, as well as healthcare information technology and services. The firm seeks to invest in the United States, the United Kingdom and Europe focusing on Scotland. Epidarex Capital was formerly known as Rock Spring Ventures. Epidarex Capital is based in Bethesda, Maryland with additional offices in Edinburgh, United Kingdom; and Tokyo, Japan.