Angel Healthcare Investors, LLC is no longer investing. It is a private equity and venture capital firm specializing in early stage ventures, turnarounds, and spin-offs. The firm typically invests in companies with a direct healthcare and life sciences application, biotechnology, bioinformatics, medical device, medical testing, analysing and diagnostic equipment and but may also consider other opportunities outside the healthcare industry. It primarily invests in companies located in the Northeast and New England but may also consider opportunities outside New England occasionally. The firm seeks to invest between $0.25 million and $0.75 million and may invest follow-on capital also. It seek.