Hotusa Group was created in 1977.
BMB Group was created in 2004.
Group Portrait was created in 1991.
MVM Group was created in 1948.
Ulstein Group was created in 1917.
Genesis Group was created in 1971.
Swire Group was created in 1816.
Result Group was created in 1994.
RTL Group was created in 2000.
Tribal Group was created in 1999.
CoStar Group was created in 1987.
Fabbri Group was created in 1950.
TalkTalk Group was created in 2003.