Peter Henseler, Andreas Kern, Esther Pfeiffer,
Martin Pfeiffer, Achim Bethe, M.Eng., Catharina Philine Pfeiffer, M.Sc.,
Ed Catmull, Amy Wallace,
Tilo Pfeifer,
Robert Schmitt, Tilo Pfeifer,
Joachim Pfeffer,
Werner Helm, Andreas Pfeifer, Joachim Ohser,