SQZ Biotechnologies Company is a clinical-stage biotechnology company developing cell therapies for patients with cancer, autoimmune, infectious diseases, and other serious conditions. Its lead product candidate is SQZ-PBMC-HPV, which is in a Phase I clinical trial as a monotherapy and in combination with other immuno-oncology agents for the treatment of HPV16+ advanced or metastatic solid tumors, including cervical, head-and-neck, anal, penile, vulvar, and vaginal cancer. SQZ Biotechnologies was incorporated in 2013 and is headquartered in Watertown, MA.