Colligation was incorporated in 2005 after consulting since 1999 to address the consulting needs of researchers, both in the clinical and in the pharmaceutical marketing industries. Colligation was founded by Daniel Feldman, PhD, with 25 years of healthcare industry experience, ranging from sales, management science, and market research to grant writing, clinical trials, epidemiology, and research and development. Employment and contract settings have included managed care, hospitals, outpatient practice, academic, medical device, pharmaceutical manufacturers, and data suppliers. Therapeutic categories of research experience are most robust in oncology, neurology, psychiatry, cardiovascular disease, diabetes, ophthalmology, trauma and vascular surgery, and pediatrics. Pharmaceutical employers have included Bristol-Myers Squibb, Novartis, Forest Labs, NDCHealth. Teaching hospital employers and contracts include Columbia, Cornell, Mt. Sinai, Medical University of South Carolina, and University of Cincinnati. Other hospital employers have included NY Presbyterian, Beth Israel, VA Hospitals, and Good Samaritan in Cincinnati. Others include Humana and HeadMinder medical device company. In 2009, the Pharmaceutical Market Research Group named Dr. Feldman the Market Researcher of the Year for exploration of secondary data services in Oncology.