In the address book of the city of Berlin of 1905 the following entry is found: S. Gottlieb, manufactory goods and ready-made clothing, C54, Rosenthaler Straße 54 I, (Tel. III 304) owners Leo Abraham u. Siegmund Landau.

Moritz Lustig originally came from Vienna. On July 11, 1903, he married Malvine, née Krieger, also from Vienna, in Köpenick. The couple had three children - Walter, born on. October 31, 1903 -  Erich was born in 1906 and his sister Helene in 1914. Moritz Lustig was a bookbinder by profession.