1959 -Foundation of A.R.C.O. ^® - CHEMIE GmbH by Arthur Loose and Cornelius Souverein

1961 -Take over by the Zirkulin Werke GmbH

1962 -Authorization to produce drugs acc. to §1 chapt. 1

1962 still today -Manufacturing of drugs, dietical poducts and nutritional supplements

1984 -sale of the Zirkulin Werke GmbH to the ROHA Arzneimittel GmbH & Co KG

1984 -Purchase of A.R.C.O. ®- CHEMIE GmbH by today´s general manager
Georgios Zacharopoulos, Dipl. Chem. Ing.

1986 -WHO-GMP approval

1989-1991 -First extension of our plant

1997-1999 -Further extension of the production plant

1999-still today -Continuous modernization and adaption to EG-GMP rules