The founders of the "Gebrüder Stein " segroßhandlung " were the brothers Alexander and Sigmund (Seligmann ) Stein. Alexander Stein was born in Unsleben on April 11, 1848. He was married to Clara Schwab, born on January 17, 1846 in Heidingsfeld. The couple had nine children. In 1876 the family moved to Augsburg. Sigmund (Seligmann) Bein was born on August 24, 1854 in Unsleben. He married Rosa Sondhelm von Kleinlangheim in Würzburg in 1878. The couple had four children. Just two days after moving to Augsburg, Alexander Bein registered the joint wholesale business "Gebr.

The address book of the city of Darmstadt from 1895 contains the following entry: Landau Gustav, Colonnialwaaren- und Delikatessenhandlung, Inh.: Gustav Landau, Maktplatz 7 - Born in Bingen, Gustav Landau was the scion of a traditional family of wine merchants and learned the trade of a merchant before marrying Bertha Hachenburger on August 25, 1878.

The address book of the city of Darmstadt from 1899 contains the following entry: Fuld L. & M., Kurzwaarenhandlung, Inh. Abraham, gen. Adolf Ketsch and Leontine, née Fuld, Ludwigstraße 2. In the address book from 1910 - Fuld L. & M., haberdashery, Inh. Abraham, gen. Adolf Ketsch and Leontine, née Fuld, Kirchstra&szlig 12.

The small cemetery site on Robert-Blum-Strasse in Opladen now only has around 20 gravestones, some of which show clear signs of weathering (destruction).As early as 1968, the city of Leverkusen had a memorial stone erected on the site bearing the following words:

In memory of the Jewish citizens of our city,

who lost their lives during the Nazi era from 1933 to 1945.

On April 4, 1860, Rudolf Schlossberger was born in Hollenbach near Bad Mergentheim, where he attended secondary school in Heilbronn at the age of 12, followed by a three-year apprenticeship in Bad Mergentheim in the manufacturing business of A. Sussmann and then worked in Wertheim. At the age of 21 he was traveling from Berlin as a representative of the ladies' clothing company J.M.Meyer. From 1882 to 1888 Rudolf Schlossberger then worked in the iron business of his brother Max Schlossberger in Bad Mergentheim.

Erna Wilhelmine Mittereder was the daughter of the lawyer Franz Mittereder and his wife Rosa Mittereder, née Loewi. Franz Mittereder was Catholic and was born in Munich on May 8, 1885. Rosa Mittereder was of Jewish faith, came from Adelsdorf near Forchheim and was born there on March 25, 1891. The couple married on July 16, 1923 in Munich. The marriage was considered a mixed marriage. Erna Wilhelmine Mittereder was born in Munich on April 20, 1925. Her father Franz Mittereder died just one year after her birth on April 9, 1926.

Born in Munich on May 8, 1885, Franz Mittereder, a lawyer by profession, married Rosa Loewi, born on March 25, 1891 in Adelsdorf near Forchheim, on July 16, 1923 in Munich. As Franz Mittereder was Catholic, the couple's marriage was considered a mixed marriage.  On April 20, 1925, their daughter Erna Wilhelmine was born in Munich. Franz Mittereder died just under a year later on April 9, 1926 in Munich. Rosa and Erna Wilhelmine Mittereder were left behind.