Thomas A. Ryan

Alltel Corp. provides wireless, local, telephone, long-distance, online, and high-speed data services to residential and business customers. It serves in Chicago, Illinois, and Houston areas. The company is headquartered in Little Rock, AR.

360 Communications Co. sells and markets cellular communications services. Its services include wireless voice and data services. The company is headquartered in Chicago, IL

Rubicon Global Holdings LLC engages in the provision of cloud based waste and recycling solutions. It offers recurring dumpster, sustainability reporting, temporary dumpster rental, and waste removal services. It serves the construction and demolition, distribution and logistics, grocery, healthcare, manufacturing, property management, restaurant, and retail industry. The company was founded by Nathaniel R. Morris, Lane B. Moore, Marc Spiegel, Henry M. Dudgeon III, and Hank Dudgeon in 2008 and is headquartered in Atlanta, GA.

Clayton, Dubilier & Rice LLC (Clayton, Dubilier & Rice) is a private equity subsidiary of Clayton, Dubilier & Rice Holdings LP founded in 1978 by Joseph L. Rice. The firm is headquartered in New York.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

ADT LLC provides electronic security systems and services. Its security solutions include intrusion detection, fire detection, video surveillance, access control, critical condition monitoring, health and elder care monitoring, electronic article surveillance, radio frequency identification and integrated systems. The company was founded by Edward Augustin Calahan in 1874 and is headquartered in Boca Raton, FL.

Preferred Freezer Services, Inc. provides refrigerated warehousing and distribution services. The firm offers loading docks, racking systems, MIS systems, disaster recovery, and food safety. The company was founded by John J. Galiher in November 1989 and is headquartered in Chatham, NJ.

Eight Enterprises LLC (8VC) is a private equity/venture capital firm founded in 2015 by Joseph T. Lonsdale. The firm is headquartered in San Francisco, California.

Grove Mountain Partners LLC (Grove Mountain Partners) is a private equity firm founded in 2020 by Ransom James. The firm is headquartered in Atlanta, Georgia.

Young Presidents' Organization, Inc. is a global leadership community of over 30,000 chief executives from 142 countries. The non-profit company is based in Irving, TX and has a global presence of subsidiaries in several regions. The company's mission is to help its members become better leaders and better people. The company was founded in 1950 by Ray Hickok, Khalid Mohamed Jassem Kanoo. Thayer Smith has been the CEO of the company since 2007.

The Georgia Conservancy provides environmental services. It specializes in environmental advocacy, land conservation, outdoor stewardship and coastal protection. The company was founded in 1967 and is headquartered in Atlanta, GA.

Allen & Gerritsen, Inc. is an independent and integrated agency based in Boston, MA and Philadelphia. The company specializes in building a brand's best self through creative platforms, strategic insights, communications planning, customer experience, performance media, public relations, social media, influencer marketing, outcomes-driven analytics, brand integration, and more. The CEO of the company is Andrew Graff.