Our history

from small business to growing company


at many locations for you

Who is Gerum™

Municipal waste water or industrial wastewater – we are at home everywhere.

About us


The company was established in 1982 as TESTECH GmbH, later re-named in TE Technique Environment GmbH as supplier/manufacturer of equipment for environment.

In 2011 GERUM™ took over the completely production line of TE Technique Environment GmbH and operates since 2014 independent in manufacturing and sales.

GERUM™ merchandised the products under the following reg. trade marks as BIOJET™, INECO™, TESTECH™, BIODISC™ and TESTFLOT™.