O2 (UK) Telefónica O2 had a long-standing relationship with Arsenal F.C., being their shirt sponsor until the end of the 2005/2006 season. In 2005, a three-year deal was signed that saw Telefónica O2 become the team's exclusive mobile communications partner. O2 were the main sponsor of the Channel 4 reality TV show "Big Brother" from its second series (as BT Cellnet) in 2001 until its fourth series in 2003. They also sponsored the spin-off shows "Celebrity Big Brother 2" in 2002 and "" in 2003. In total O2 sponsored five series of the show. O2 sponsored music festivals, the Wireless Festivals, from
Sovereign Communications Sovereign Communications Sovereign Communications, LLC is an American radio broadcasting company which owns 17 radio stations in the Upper Peninsula of Michigan, with offices in Sault Ste. Marie, Michigan. The company is owned and operated by William C. Gleich and Tim Sabean. After their February 2010 purchase of 11 stations from Northern Star Broadcasting, the company holds "something close to a local monopoly" on radio stations in the Sault Ste. Marie region. The transaction was publicly valued at $3,425,000 in cash. Several Northern Star employees (both on-air and in management) lost their jobs as a result of the purchase. As