George Z. Moratis

Metrocall Holdings, Inc., is provider of paging products and other wireless services to business and individual subscribers. Metrocall also offers Integrated Resource Management Systems with wireless connectivity solutions for medical, business, government and other campus environments. Metrocall’s two-way network has the terrestrial ReFLEX footprint in the United States with roaming partners in Canada, Mexico, the Caribbean, Central and South America. It headquartered in Alexandria, Virginia.

InPhonic sells wireless services and devices through private-labeled Web sites that it creates and manages. The company's technology platform provides outsourced activation services for wireless telecommunications providers.

K2M Group Holdings, Inc. is a global medical device company. It focuses on designing, developing and commercializing innovative and proprietary complex spine technologies and techniques. The company was founded by John Philip Kostuik and Eric D. Major in June 29, 2010 and is headquartered in Leesburg, VA.

Tatum LLC provides executive consulting services. It provides services to the healthcare, private equity, venture capital, public, not-for-profit, manufacturing, distribution, retail, financial and business services sectors. The company was founded by John Tatum and Doug Tatum in 1993 and is located in Atlanta, GA.