Leonid Borisovich Nevzlin is an Israeli businessman, investor, and philanthropist.

Bank "MENATEP", Bank "MENATEP SPb" and "Group Menatep Limited" were financial companies, created by Russian businessman Mikhail Khodorkovsky. "Group Menatep Limited", the US$29 billion holding company that had indirect controlling interest in Yukos Oil Company, was later renamed, and now still exists as holding company GML with Leonid Nevzlin as principal shareholder holding a stake of around 70 percent. The other four ultimate beneficial owners owning an equal stake each are Platon Lebedev, Mikhail Brudno, Vladimir Dubov and Vasily Shakhnovsky.