Lenny Muller is a model. Lenny Muller has different editorial features in the following publications: GQ Portugal. In the past, Lenny Muller has worked with celebrity makeup artists which include: Kim Angermann and Hanna Heinonen. Who is Lenny Muller's hair stylist? Some of the hair stylists that Lenny Muller has worked with for red carpet or editorial shoots include: Kim Angermann and Hanna Heinonen.