Rob Katz

SpectraSite Communications, Inc. was previously engaged in providing of outsourced antenna sites to the wireless communications industry in the United States. SpectraSite's business included the ownership, licensing and leasing of antenna sites on towers and the management of rooftops and in-building telecommunications access on commercial real estate. SpectraSite's customers included were wireless carriers including Nextel, Cingular, Sprint PCS, AT&T Wireless, T-Mobile and Verizon Wireless. THe company was based in Cary, NC.

AGU US Holdings, Inc. operates as a holding company with interests in agricultural production supplies which include chemicals, fertilizer, and seed manufacturing. It distributes to clients such as farmers, commercial growers, and regional dealers. The firm provides crop and inventory management, biotechnology advising and custom blending services. The company is headquartered in Greeley, CO.

Horizon PCS, Inc. sells wireless mobility communications, network products and services under the Sprint brand in portions of Illinois, Michigan, Pennsylvania, Indiana, Iowa, Ohio and Tennessee. The territory includes key markets such as Grand Rapids (MI), Fort Wayne (IN), Tri-Cities (TN), Quad Cities (IA/IL), Scranton (PA) and Saginaw-Bay City (MI). On March 17, 2005, it entered into an Agreement and Plan of Merger with iPCS, Inc. and that which took place on July 1, 2005

iPCS, Inc. provided wireless telecommunications services. The firm provided wireless voice and data products and services under the Sprint brand throughout the territory licensed to it by Sprint PCS. The company was founded in 2000 and was headquartered in Schaumburg, IL.

United Agri Products, Inc. distributes agricultural and non-crop inputs in the United States and Canada. The firm markets line of products which include chemicals, seeds and fertilizers to growers & regional dealers. Its services include crop management, biotechnology advisory services, custom blending, inventory management and custom applications of crop inputs. The company was founded in 1978 and is located in Greeley, CO.

Clark Retail Group, Inc. owns and operates convenience food stores and gasoline stations. It provides services through its subsidiaries. The company is headquartered in Oak Brook, IL.

Vail Valley Foundation provides arts, athletics, and education services. The private company is based in Avon, CO.