Mathematica is an employee-owned company that works at the intersection of data, methods, policy, and practice. Mathematica's staff of more than 1,200 subject matter experts specialize in areas such as health, education, employment, justice, and disability research and are based in offices across the U.S: Princeton, New Jersey; Cambridge, Massachusetts; Chicago, Illinois; Washington, DC; Ann Arbor, Michigan; Seattle, Washington; Woodlawn, Maryland; Tucson, Arizona and Oakland, California. Mathematica's clients include federal agencies, state and local governments, foundations, universities, private-sector companies, and international organizations. In 2018, the company acquired EDI Global, a data research company based in the U.K. and Africa.