Brian Lewandowski

RA Capital Management LP (RA Capital) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in Boston, Massachusetts. The firm was founded by Peter Kolchinsky in 2004. RA Capital provides discretionary investment advisory services to Healthcare Funds and the Nexus Funds which are open only to certain financially sophisticated and high net-worth individuals and entities.

Putnam Associates LLC engages in the provision of strategic consulting serving biopharmaceutical, diagnostics, and medical device clients. It specializes in corporate strategy, portfolio licensing and development strategy, new product, established products and franchise strategy, pricing, reimbursement and market access, and other related strategic projects. The company was founded by Kevin J. Gorman in 1988 and is headquartered in Boston, MA.

Founded in 2003, Sonar Capital Management LLC is a hedge fund manager located in Boston. They manage the Sonar Institutional Fund LP, Sonar Overseas Fund Ltd. and the Sonar Partners LP.