Catharine E. Johnson

Atlas Venture Advisors Inc (Atlas Venture Advisors) is a venture capital firm founded in 1980 by Christopher Julian Spray. The firm is headquartered in Cambridge, Massachusetts.

Momenta Pharmaceuticals, Inc. operates as a biotechnology company that focuses on the discovery and development of novel biologic therapies for the treatment of rare immune-mediated diseases. Its products include the Glatiramer acetate injection and Enoxaparin Sodium injection. The company was founded by Ram Sasisekharan, Paul R. Schimmel, and Ganesh Venkatraman Kaundinya in May 2001 and is headquartered in Cambridge, MA.

Sesen Bio, Inc. is a late-stage clinical company, which engages in the development of targeted fusion protein therapeutics. It offers Vicineum and Proxinium, which target tumor cell surface antigens that allow for rapid internalization into the targeted cancer cell and also have limited expression on normal cells. The company was founded by Reza Dana, K. Christopher Garcia, Gregory L. Verdine, Casey T. Weaver, and K. Dane Wittrup on February 25, 2008 and is headquartered in Cambridge, MA.