Company History
01.08.1927
Foundation of trade company Heinrich Heller at Wuppertal-Elberfeld from Mr. Heinrich Heller.
02.05.1939
Relocation of this trade company to Wuppertal-Barmen; since that time the principal office of Heinrich Heller GmbH, and later on of company Avokal® GmbH.
01.07.1956
Horst Heller, the son of Heinrich Heller, enters the company.
02.05.1957
Changeing of business partnership into limited commercial partnership.
23.10.1969
Founder Mr. Heinrich Heller passes away at the age of 69 years. Mr. Horst Heller is appointed as General Manager.
26.05.1977
Foundation of Avokal® Füllstoff-Handelsgesellschaft mbH by Mr. Horst Heller.
28.06.1984
Transformation of Heinrich Heller KG into Heinrich Heller GmbH.
01.04.1991
The grandson of the founder, Björn Heller, enters in the company group.
01.08.1997
The grandson of the founder, Thore Heller, enters in the company group.
25.07.2001
Transformation of Avokal® Füllstoff-Handelsgesellschft mbH into Avokal® GmbH.
01.01.2006
Opening of sales office Avokal® GmbH at Rijswijk (The Netherlands), focussing on non-German speaking countries.

