Edgar P. Baldauf
Lennarts Pfeifenbau was a pipe workshop in Wankendorf, Germany. Pipes were made for the workshop by Edgar P. Baldauf and marketed under the Lennart name.
The company is apparently no longer in business. According to the Bokhorst-Wankendorfer Rundschau Nr. 22-2019 from Mai 29th, 2019, Edgar Baldauf was born on May 2nd, 1929 and died on April 11th, 2019.