William J. Ruane

Ruane ya kammala karatunsa daga Jami'ar Minnesota a shekarar 1945 da digiri a fannin injiniyan lantarki da kuma Makarantar Kasuwanci ta Harvard a shekarar 1949. Ya shiga rundunar sojojin ruwa ta Amurka kuma yana kan hanyarsa ta zuwa Japan lokacin da Yaƙin Duniya na Biyu ya ƙare. Ya haɗu da Warren Buffett a wani taron karawa juna sani na saka hannun jari tare da ƙwararren mai saka hannun jari na ƙimar Benjamin Graham kuma shi da Buffett sun zama abokai na tsawon rai. Dukansu sun yi aiki a matsayin mataimakan Graham a Jami'ar Columbia Lokacin da Buffett ya rufe ƙungiyar saka hannun jarinsa a shekarar 1969, ya shawarci abokan hulɗarsa da su yi la'akari da saka hannun jari tare da Ruane domin dukansu suna amfani da dabarun saka hannun jari na ƙimar Graham. 

Ruane ya kafa kamfanin saka hannun jari na kansa, Ruane Cunniff, tare da abokin hulɗarsa Rick Cunniff a shekarar 1970, kuma a wannan shekarar ne suka ƙaddamar da Asusun Sequoia nasu. An sake wa kamfanin Ruane suna Ruane, Cunniff, da Goldfarb a shekarar 2004, lokacin da Robert Goldfarb ya zama shugaban ƙasa. A shekarar 2008, Asusun Sequoia ya sanar da cewa zai buɗe asusunsa ga sabbin masu zuba jari a karon farko tun shekarar 1982.

A shekarar 1992 ya ɗauki wani tubali a unguwar Harlem da ke birnin New York, inda ya yi alƙawarin mayar da shi wuri mafi kyau, yana gyara gine-gine da kuma kafa asibitoci da shirye-shiryen hidimar al'umma. Ruane ya bai wa kowane yaro a kan tubalin tallafin karatu zuwa makarantar Katolika .  Ya kuma ba da kuɗaɗen shirye-shirye a makarantun gwamnati da makarantu da ke kan iyakokin Indiya, kuma ya ba da gudummawa ga matsalolin lafiyar kwakwalwa. [ <span title="This claim needs references to reliable sources. (October 2011)">ana buƙatar ambato</span> ]

 Mutuwa 
Ya mutu a Cibiyar Ciwon daji ta Memorial Sloan-Kettering da ke Manhattan, yana da shekaru 79, sakamakon cutar kansar huhu. 

 Rayuwa ta sirri 
William J. Ruane yana zaune a Manhattan da Washington, Connecticut . Ya yi aure sau biyu. Matarsa ta farko ta riga shi rasuwa. Matarsa ta biyu, wacce ya aura a lokacin mutuwarsa, ita ce Joy. Yana da 'ya'ya huɗu: 'Ya'yansa maza su ne William Jr., wanda ke zaune a Cambridge, Massachusetts, da Thomas, na Washington, Connecticut .; 'Ya'yansa mata su ne Elizabeth "Lili" Ruane, na Burlington, Vermont, da Paige Ruane, na birnin New York; yana da ɗan'uwa, Patricia Lowry, na Kihei, Maui, Hawaii .

 Duba kuma 

 Warren Buffett
 Dauda Dodd
 Irving Kahn

 Manazarta 

Rukuni:Mutuwan 2005
Rukuni:Haifaffun 1925