1953
AGRO AG founded by Alfred and Richard Grossauer (Headquarters in Wildegg, Canton of Aargau)

1955
First patent for cable glands with compression coupling nuts. > 50 patents to date

1961
Founding of the public limited company and relocation to the first new building in Hunzenschwil

1978
Introduction of computer processing

1986
In-house test laboratory goes into operation

1987
First automatic assembly machine for cable glands

1993
ISO 9001/EN29001 certification

2002
Shares transferred to Kaiser GmbH & Co.KG

2002
Process-oriented ISO 9001/2000 certification

2007
Occupation of new premises in Hunzenschwil

2009
Process-oriented ISO9001/2008 certification