Spok Holdings, Inc. (NASDAQ:SPOK)

USA Mobility, Inc., headquartered in Springfield, Virginia, is a comprehensive provider of reliable and affordable wireless communications solutions to the healthcare, government, large enterprise and emergency response sectors. In addition, through its Amcom Software subsidiary, it provides mission critical unified communications solutions for hospitals, contact centers, emergency management, mobile event notification and messaging. As a single-source provider, USA Mobility's focus is on the business-to-business marketplace and supplying wireless connectivity solutions to organizations nationwide. The Company operates the largest one-way paging and advanced two-way paging networks in the United States. USA Mobility also offers mobile voice and data services through Sprint Nextel and T-Mobile, including BlackBerry smartphones and GPS location applications. The Company's product offerings include customized wireless connectivity systems for the healthcare, government and other campus environments. USA Mobility also offers M2M (machine-to-machine) telemetry solutions for numerous applications that include asset tracking, utility meter reading and other remote device monitoring applications on a national scale. For further information visit www.usamobility.com and www.amcomsoftware.com.