» 5 April 1921
Oskar Arthur Trobisch and Karl Johann Heinrich Wittpenn found the unlimited mercantile partnership Trobisch & Co. (wholesale in goods of all kinds, import and export except for foodstuffs)

» 24 November 1924
The unlimited mercantile partnership Trobisch & Co. is dissolved. The proprietor is the former partner Karl Johann Heinrich Wittpenn.

» 6 July 1949
The new owner is Günter Wittpenn (merchant and assistant pharmacist)

» 1 May 1975
The company is changed from an unlimited mercantile partnership into a limited partnership.

» 29 May 1987
The company headquarters move from Hamburg to 2110 Buchholz 5, Falkenweg 31.

» 16 June 1992
The company headquarters move from Buchholz to 2000 Hamburg 1, Große Bäckerstraße 13.

» 20 July 1992: The company is renamed Trobisch & Co. (GmbH & Co) with Mr. Reinhard Trocha joining as a limited partner.

» 06 June 2003
The company is renamed Trobisch GmbH & Co. KG. The company headquarters move to 24558 Henstedt-Ulzburg, Schweriner Straße 2.

» 24 May 2005
The company headquarters move to Gartenstraße 1, 24558 Henstedt-Ulzburg.

» 19 September 2007
Certification of our products according to ISO 9001:2000

» 7 September 2010
Certification of our products according to ISO 22000:2005