swartzberg's pro bono portfolio of activities comprise his work for munich's reformed jewish congregation beth shalom. he headed the project striving to build a synagogue according to plans compiled by daniel libeskind. he now handled public relations for the project. he was voted in 2011 chairperson of munich's chapter of the stolpersteine movement. since then, he has led the campaign to lift munich's ban on these sidewalk-level plaques, which commemorate victims of the nazis. munich is one of the very few cities in europe to prohibit this form of commemoration.