[1][2] During World War II, Aenishanslin main business was interposed with clandestine work as a courier for the Paris-based Soviet espionage network run by Comintern agent Henry Robinson.
[4] He became the general agent of a large Swiss company that manufactured distillation equipment and this in turn led him to an interest in the use of apple pectin for use as a food preservation.
[1] This led to a company being established in Bahnhofstrasse, Zurich with the name of Unipectine in the early 1930's, with capital supplied from Karl Hofmaier who at the time was treasurer of the Swiss Communist Party.
[2] On the instruction of the Comintern, Aenishanslin along with Hans Schauwecker, established a branch office of the company, known as Unipectine France that was founded in Paris on 24 February 1933 at Rue Cognacq-Jay.
[5] Between 1940 and 1942, Aenishanslin couriered for a network run by Leopold Trepper, moving funds between Robinson in Paris and Red Three agent Rachel Dübendorfer in Switzerland.
In 1948, Aenishanslin along with Hans Schauwecker and Karl Hofmaier, were engaged in exporting books by the communist publisher, "Mundus Verlag" to the Allied occupation zone of Germany.
[3] On 26 October 1957, Aenishanslin remarried Geneviève Gambaro in Savigny-sur-Orge (Seine et Oise) and often went to the hamlet of Coppet in La Chapelle, Edwige Couchon's native village, where he died.