Question: What Switzerland city is the company, which sponsored the 2007 Sydney to Hobart Yacht race, headquartered?

Context articles: 2012 Sydney to Hobart Yacht Race
2000 Sydney to Hobart Yacht Race
2011 Sydney to Hobart Yacht Race
2002 Sydney to Hobart Yacht Race
Rolex
2007 Sydney to Hobart Yacht Race
2013 Sydney to Hobart Yacht Race
1999 Sydney to Hobart Yacht Race
2003 Sydney to Hobart Yacht Race
2004 Sydney to Hobart Yacht Race

The 2012 Sydney to Hobart Yacht Race, sponsored by Rolex, was the 68th annual running of the "blue water classic" Sydney to Hobart Yacht Race.
 As in past editions of the race, it was hosted by the Cruising Yacht Club of Australia based in Sydney, New South Wales.
 As with previous Sydney to Hobart Yacht Races, the 2012 edition began on Sydney Harbour, at 1pm on Boxing Day (26 December 2012), before heading south for 630 nautical miles (1,170 km) through the Tasman Sea, past Bass Strait, into Storm Bay and up the River Derwent, to cross the finish line in Hobart, Tasmania.
The 2000 Sydney to Hobart Yacht Race, sponsored by Telstra, was the 56th annual running of the "blue water classic" Sydney to Hobart Yacht Race.
 As in past editions of the race, it was hosted by the Cruising Yacht Club of Australia based in Sydney, New South Wales.
 As with previous Sydney to Hobart Yacht Races, the 2000 edition began on Sydney Harbour, at noon on Boxing Day (26 December 2000), before heading south for 630 nautical miles (1,170 km) through the Tasman Sea, past Bass Strait, into Storm Bay and up the River Derwent, to cross the finish line in Hobart, Tasmania.
The 2011 Sydney to Hobart Yacht Race, sponsored by Rolex, was the 67th annual running of the "blue water classic" Sydney to Hobart Yacht Race.
 As in past editions of the race, it was hosted by the Cruising Yacht Club of Australia based in Sydney, New South Wales.
 As with previous Sydney to Hobart Yacht Races, the 2011 edition began on Sydney Harbour, at 1pm on Boxing Day (26 December 2011), before heading south for 630 nautical miles (1,170 km) through the Tasman Sea, past Bass Strait, into Storm Bay and up the River Derwent, to cross the finish line in Hobart, Tasmania.
The 2002 Sydney to Hobart Yacht Race, sponsored by Rolex, was the 58th annual running of the "blue water classic" Sydney to Hobart Yacht Race.
 As in past editions of the race, it was hosted by the Cruising Yacht Club of Australia based in Sydney, New South Wales.
 As with previous Sydney to Hobart Yacht Races, the 2002 edition began on Sydney Harbour, at noon on Boxing Day (26 December 2002), before heading south for 630 nautical miles (1,170 km) through the Tasman Sea, past Bass Strait, into Storm Bay and up the River Derwent, to cross the finish line in Hobart, Tasmania.
Rolex SA ( ) is a Swiss luxury watchmaker.
 The company and its subsidiary Montres Tudor SA design, manufacture, distribute and service wristwatches sold under the Rolex and Tudor brands.
 Founded by Hans Wilsdorf and Alfred Davis in London, England in 1905 as Wilsdorf and Davis, Rolex moved its base of operations to Geneva, Switzerland in 1919.
The 2007 Sydney to Hobart Yacht Race, sponsored by Rolex, was the 63rd annual running of the "blue water classic" Sydney to Hobart Yacht Race.
 As in past editions of the race, it was hosted by the Cruising Yacht Club of Australia based in Sydney, New South Wales.
 As with previous Sydney to Hobart Yacht Races, the 2007 edition began on Sydney Harbour, at Noon on Boxing Day (26 December 2007), before heading south for 630 nautical miles (1,170 km) through the Tasman Sea, past Bass Strait, into Storm Bay and up the River Derwent, to cross the finish line in Hobart, Tasmania.
The 2013 Sydney to Hobart Yacht Race, sponsored by Rolex, is the 69th annual running of the "blue water classic" Sydney to Hobart Yacht Race.
 As in past editions of the race, it is hosted by the Cruising Yacht Club of Australia based in Sydney, New South Wales.
 As with previous Sydney to Hobart Yacht Races, the 2013 edition began on Sydney Harbour, at 1pm on Boxing Day (26 December 2013), before heading south for 630 nautical miles (1,170 km) through the Tasman Sea, past Bass Strait, into Storm Bay and up the River Derwent, to cross the finish line in Hobart, Tasmania.
The 1999 Sydney to Hobart Yacht Race, sponsored by Telstra, was the 55th annual running of the "blue water classic" Sydney to Hobart Yacht Race.
 As in past editions of the race, it was hosted by the Cruising Yacht Club of Australia based in Sydney, New South Wales.
 As with previous Sydney to Hobart Yacht Races, the 1999 edition began on Sydney Harbour, at noon on Boxing Day (26 December 1999), before heading south for 630 nautical miles (1,170 km) through the Tasman Sea, past Bass Strait, into Storm Bay and up the River Derwent, to cross the finish line in Hobart, Tasmania.
The 2003 Sydney to Hobart Yacht Race, sponsored by Rolex, was the 59th annual running of the "blue water classic" Sydney to Hobart Yacht Race.
 As in past editions of the race, it was hosted by the Cruising Yacht Club of Australia based in Sydney, New South Wales.
 As with previous Sydney to Hobart Yacht Races, the 2003 edition began on Sydney Harbour, at Noon on Boxing Day (26 December 2003), before heading south for 630 nautical miles (1,170 km) through the Tasman Sea, past Bass Strait, into Storm Bay and up the River Derwent, to cross the finish line in Hobart, Tasmania.
The 2004 Sydney to Hobart Yacht Race, sponsored by Rolex, was the 60th annual running of the "blue water classic" Sydney to Hobart Yacht Race.
 As in past editions of the race, it was hosted by the Cruising Yacht Club of Australia based in Sydney, New South Wales.
 As with previous Sydney to Hobart Yacht Races, the 2004 edition began on Sydney Harbour, at Noon on Boxing Day (26 December 2004), before heading south for 630 nautical miles (1,170 km) through the Tasman Sea, past Bass Strait, into Storm Bay and up the River Derwent, to cross the finish line in Hobart, Tasmania.