The company said Mr Johnson will lead the company’s climate investment team. : SINGAPORE - Facebook co-founder Eduardo Saverin’s global investment firm B Capital has appointed former Temasek managing director Jeff Johnson as general partner. In a statement on April 4, the company said Mr Johnson will lead the company’s climate investment team. He previously led the sustainable investing team at Singapore state investment company Temasek. The company also appointed global chair and former chief executive of Boston Consulting Group (BCG) Rich Lesser as vice-chair of climate and sustainability, as well as senior advisor to the company.