[2] In 2015, in its annual ranking of the wealthiest people in the world, Forbes listed Klein with a personal net worth of $1.3 billion.
[3] Klein graduated with a degree in business administration from Paes de Barros University, and completed his post-graduate studies at the Getulio Vargas Foundation.
[10] In June 2014, Cnova, a global e-commerce company with a total gross merchandise volume of $4.9 billion, was created through a joint venture between Casino, GPA, Via Varejo and Exito.
Cnova will be directly owned 46.5% by Casino (including its subsidiary Exito) and 53.5% indirectly by GPA, Via Varejo and certain founding shareholders of Nova Pontocom.
[15] In October 2016, it was revealed that the Steinhoff Group is in talks to buy the Klein family's stake in Via Varejo, in a deal that could reach R$1.5 billion.
[16] In March 2017, it was reported that Klein is lining up a proposal with several investment funds to buy back control of Via Varejo.
[17] In May 2019, it was reported that Klein has hired the financial advisory services of XP Investimentos to evaluate the acquisition of Via Varejo.
[21][22] In March 2015, Grupo CB acquired five office properties occupied by Wells Fargo, totaling 1.6 million square feet across four Southern U.S.
[29][30] In September 2013, it was announced that Klein was in talks to purchase AVX Táxi Aéreo, an air taxi company owned by Eike Batista.
The name of the new operator will be announced in the first quarter of next year and the new air taxi company will have a fleet of 34 aircraft including airplanes, helicopters and ten hangars and two heliports.