Citadel Capital acquires 17.5 per cent stake in Rift Valley Railways February 22, 2010 | Middle East & Africa Company News Citadel Capital, an Egypt-based private equity firm, has acquired a 17.5 per cent stake in Rift Valley Railways (RVR), which operates the Kenyan and Ugandan railway network. Citadel has taken over thi... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password