The SoftBank Group Mafia
6 people came through SoftBank Group and went on to found or lead other companies.
John HerrExecutive Vice President (EVP) Sales and MarketingFounded Arcoro +2Lip-Bu TanBoard MemberFounded Walden Catalyst +2Rene HaasBoard MemberFounded armIn-Woo ParkMasason Foundation MemberFounded FidarisKazel Koh En YangMasayoshi Son Foundation Associate MemberFounded CollarFrederick G.I. SingerSenior Advisor to CEOFounded Echo 360
Frequently asked questions
- What is the SoftBank Group mafia?
- The SoftBank Group mafia is the network of 6 people who came through SoftBank Group and went on to found or lead other companies, including Arcoro, Walden Catalyst, arm, Fidaris, Collar.
- Who is in the SoftBank Group mafia?
- Notable members include John Herr (Arcoro), Lip-Bu Tan (Walden Catalyst), Rene Haas (arm), In-Woo Park (Fidaris), Kazel Koh En Yang (Collar), Frederick G.I. Singer (Echo 360).
- What companies did SoftBank Group alumni found?
- Companies founded by SoftBank Group alumni include Arcoro, Walden Catalyst, arm, Fidaris, Collar, Echo 360.





