Jan Willem Lubbers studied Tax Law at the University of Amsterdam, after which he became tax inspector.

From 1990 until 2010 Jan Willem worked in the general practice of one of the Big Four where he headed the international tax department. In the late nineties, Jan Willem set up the tax practice of one of the Big Four in Ukraine.

His practice covers a broad spectrum of tax work, including advising high net-worth individuals. Jan Willem is responsible for the international liaisons of Atlas.