Merrimack Pharmaceuticals, Inc. is a biotechnology company focused on the discovery and development of novel treatments for diseases in the areas of immunology and oncology. Founded by leading scientists from MIT and Harvard, the company’s proprietary “Network Biology” discovery platform enables the high throughput profiling of protein networks as a basis for improved validation, lead identification and speed in the development of innovative, effective and safe therapeutics. Merrimack is a privately held company based in Cambridge, Massachusetts.