John T. Williams

Jamison Door Co. engages in manufacturing and supplying doors. It offers air, cold storage, high-speed fabric and steel rollups, RFID portals, sound reduction and specialty, and jamotuf doors. It serves the aerospace and airline, automotive, cold storage, food and beverage, government, healthcare, pharmaceutical, biotechnology, industrial, manufacturing, recycling, performing arts, theme parks, entertainment, retail and supply chain, warehouse, and distribution industry. The company was founded by Elgin, John Vincent Jamison, Sr., and R.E. Jones in 1906 and is headquartered in Hagerstown, MD.

University of Maryland Medical System Corp. provides health care system. Its services include University of Maryland health advantage plan, University of Maryland quality care network, University of Maryland cancer network and diabetes network. The firm offers referral center for trauma, cancer care, neurocare, cardiac care, women's and children's health and physical rehabilitation. The company was founded in 1984 and is headquartered in Baltimore, MD.