Vocation : Entertain/Music : Composer/ Arranger

Matthijs Vermeulen (born Matheas Christianus Franciscus van der Meulen) (8 February 1888 – 26 July 1967), was a Dutch composer and music journalist.

André Alphonse Toussaint Wormser (1 November 1851 – 4 November 1926) was a French Romantic composer.

Carl Emil Paul Lincke (7 November 1866 – 3 September 1946) was a German composer and theater conductor. He is considered the "father" of the Berlin operetta. His well-known compositions include "Berliner Luft" ("Berlin Air"), the unofficial anthem of Berlin, from his operetta Frau Luna; and "The Glow-Worm", from his operetta Lysistrata.

Gustav Albert Lortzing (23 October 1801 – 21 January 1851) was a German composer, librettist, actor and singer. He is considered to be the main representative of the German Spieloper, a form similar to the French opéra comique, which grew out of the Singspiel.