Lothar’s work has been seen in museums and galleries around the world since the late 1990’s, including the Corning Museum of Glass (USA), the Pretoria Art Museum (South Africa), the Glasmuseum Frauenau (Germany), the Glasmuseum Lette (Germany), the Glasmuseum Hadamar (Germany), the Toyama Art Glass Museum (Japan) and the Smithsonian Renwick Gallery (USA).

His work can be found in public collections of museum, as well private collections world wide, most notably the Corning Museum of Glass and the Glasmuseum Frauenau.

Lothar is a leading voice for the creative glass community, curating and coordinating several major exhibitions and project, such as Fired Up! for the United Nations’ International Year of Glass 2022 at the Pretoria Art Museum. He has instigated and lead collaborative projects to promote the use of glass as an expressive medium through the “Blow Your Sculpture” events hosted since 2016.
Lothar also shares his knowledge as invited guest lecturer at the Tshwane University of Technology’s Glass Art & Design department.

For the 2024 Glass Art Society conference in Berlin, Lothar is part of the international cold-working collective, the Lathe Riders.
The Lathe Riders will, for the first time in history, open the GAS conference with a cold-working demo.