Lewin Wyatt

National Association for the Advancement of Colored People provides civil rights protection services. Its members throughout the United States and the world are the advocates for civil rights in their communities, conducting voter mobilization and monitoring equal opportunity in the public and private sectors. The company was founded by Ida Wells-Barnett, W.E.B. DuBois, Henry Moscowitz, Mary White Ovington, Oswald Garrison Villiard and William English Walling in February 12, 1909 and is headquartered in Baltimore, MD.

The American Osteopathic Association represents over 178,000 osteopathic physicians and medical students. The non-profit company is based in Chicago, IL. The organization promotes public health and serves as the primary certifying body for DOs.

Blue Cross & Blue Shield of Michigan, Inc. provides health insurance services. It offers and administers health care coverage, dental, vision and medicare supplement coverage, as well as workers' compensation insurance, health assessment and health care management services. The firm also delivers health care-related products and services. The company was founded in 1975 and is headquartered in Detroit, MI.

Accident Fund Insurance Co. of America provides workers compensation insurance services. It also provides third-party administration and loss prevention services. The firm sells its products through a network of independent agents. The company was founded in 1912 and is headquartered in Lansing, MI.