Spok Holdings, Inc. is a publicly traded company that provides communication solutions for healthcare, government, and other industries. The company was founded in 1965 and is headquartered in Springfield, Virginia. Spok Holdings, Inc. operates through its subsidiaries, Spok, Inc. and Spok Services, Inc. The company's primary business is providing software and services that enable organizations to communicate more effectively and efficiently. Spok Holdings, Inc. is listed on the NASDAQ Global Select Market under the ticker symbol SPOK.