[2] In September 2004, he reached a deal, on behalf of an investment group, to purchase the Brewers from the family of MLB commissioner Bud Selig for an estimated US$223 million.

[5] He graduated from Brown University with a Bachelor of Arts in 1979 and received his Juris Doctor from Columbia Law School in 1982.

[6] Attanasio co-founded and is a senior executive of the Los Angeles alternative investment firm Crescent Capital Group in 1991, which was later bought by Trust Company of the West in 1995.

[7] [8] In 2001, Attanasio joined the board of directors at the telecommunications firm Global Crossing, which filed for bankruptcy in January 2002.

[15] In April 2024, Attanasio’s stake in the club was increased to 40.4% following EFL ratification, making him one of the joint majority shareholders alongside Delia Smith and Michael Wynn-Jones.