Brian Castrucci

Memorial Sloan-Kettering Cancer Center operates as a private cancer center. It offers cancer care services to adult; and child and teen patients. Its services include risk assessment and screening; diagnosis and treatment; clinical trials; patient and caregiver education; and pediatric clinical trials. The company was founded by John J. Astor and Charlotte Astor in 1884 and is headquartered in New York, NY.

National Academy of Sciences operates as a private, nongovernmental institution that advises on issues related to science and technology. It provides independent, objective analysis and advice and conducts other activities to solve complex problems and inform public policy decisions. The firm also encourages education and research, recognize outstanding contributions to knowledge, and increase public understanding in matters of science. The company was founded on March 3, 1863 and is headquartered in Washington, DC.

The American College of Surgeons Oncology Group (ACOSOG) was established to evaluate the surgical management of patients with malignant solid tumors. ACOSOG is one of 10 cooperative groups funded by the National Cancer Institute (NCI) to develop and coordinate multi-institutional clinical trials. ACOSOG is the only cooperative group with studies focusing primarily on surgical objectives. ACOSOG currently has treatment protocols available in three major disease areas: . Breast Cancer . Gastrointestinal Cancer . Thoracic Cancer ACOSOG is composed of the Operations and Membership Center located at the Duke Clinical Research Institute on the Duke University Medical Center campus and the Statistics and Data Center located at the Mayo Clinic Cancer Center. ACOSOG's membership is comprised of investigators and research associates representing oncology treatment modalities and research-related concerns, including surgery, medical oncology, radiation oncology, diagnostic imaging, pathology, ethics, CRA/nursing and patient advocacy.

Society of Surgical Oncology (SSO) is a community of cancer surgeons dedicated to delivering the highest quality surgical care for cancer patients. The private company is based in Arlington Heights, IL, and was founded by Monica Jain. SSO promotes research, quality standards, and knowledge exchange to improve cancer outcomes. The organization offers educational webinars, events, and resources to inspire members and spur growth. The Annals of Surgical Oncology, with over 25 years of publication excellence, is the leading resource for cancer surgeons worldwide.

The American Board of Surgery is an organization that is focused on providing certification for surgeons in the United States. The private company is based in Philadelphia, PA. The organization's website, www.absurgery.org, provides information on the certification process and requirements.

American Surgical Association Operates as a surgical organization. The company was founded in 1880 and is headquartered in Beverly, MA.

Cressey & Co. LP (Cressey & Co) is a private equity firm. The firm is founded in the year 2008 by Bryan Charles Cressey and it is headquartered in Chicago, Illinois and Nashville, Tennessee.