Joel Bradley, a Ph.D. organic chemist from MIT, founded Cambridge Isotope Laboratories (CIL) in 1981. From the beginning, CIL's mission has been to drive the expansion of market applications of stable isotopes with innovative product development while providing the highest quality product and unsurpassed service to our customers. Since 1981, CIL has worked with leading scientific groups in the fields of environmental ultratrace analysis, metabolic research, molecular biology, protein structure analysis, clinical and diagnostic research who have turned to the use of stable isotopes in order to solve their most demanding problems.