David S. Blum

Economy League of Greater Philadelphia is a non-profit organization that provides research and analysis of challenges and opportunities in Greater Philadelphia. It offers education and talent development, business growth, and infrastructure. The company was founded in 1909 and is headquartered in Philadelphia, PA.

St. Christopher's Hospital for Children LLC provides pediatric, children care services, family advisory council, nurturing and culturally diverse environment. Its services include anesthesiology, audiology, cardiology, and center for the urban child, child life program, child protection program, critical care, dental medicine, developmental pediatrics, ear nose throat, emergency, hepatology nutrition and genetics. The company was founded by William H. Bennett on November 30, 1875 and is headquartered in Philadelphia, PA.

Walnut Street Theatre owns and operates theatres. It involves in encouragement, training, and development of artists. The company was founded in 1809 and is headquartered in Philadelphia, PA.