Andrei Kosogov Net Worth
$1 Billion | Rank #2324 Who is Andrei Kosogov Kosogov cofounded international investment company LetterOne in 2013 and now sits on its board. LetterOne has invested in oil and gas firm Wintershall Dea, cellular companies Vimpelcom and Turkcell, and health food chain Holland & Barrett. Coming from an average …