C4 Therapeutics, Inc. is a clinical-stage biopharmaceutical company developing therapies to degrade disease-causing proteins and thereby treat cancer, neurodegenerative conditions, and other diseases. The company uses its TORPEDO platform to synthesize targeted small molecule protein degraders, which employ a natural protein disposal system to catalyze the destruction of target proteins. C4 Therapeutics has strategic collaborations with F. Hoffmann-La Roche Ltd. and Hoffmann-La Roche Inc. The company was incorporated in 2015 and is headquartered in Watertown, MA.