Slide 1

LIQUI Filter GmbH


Between Black Forest and Lake Constance, we develop and manufacture modern filter & chip systems which are marketed and used internationally. We supply well-known customers from all over the world with future-oriented solutions in the field of environmental technology.



Filter technology & chip management

LIQUI Filter GmbH internationally is successful with modern filter and chip systems. Customer-specific units, components and systems are developed in-house in Engen – located between the Black Forest and Lake Constance – and manufactured regionally. To many of notable customers in a wide range of industries we supply units designed for individual, forward-looking, future-oriented solutions in the fields of environmental technology.

30st anniversary LIQUI!

2022 we celebrate our 30th anniversary. As a medium-sized company with around 90 employees, LIQUI Filter GmbH is well known as a plant manufacturer in the field of chips, coolant and air - regionally, nationally and internationally.

30 years since foundation of the company

30 years as a serious, reliable partner to industry, 30 years of high-quality plant engineering. Innovative products with many unique selling points, high utility value for users, pure recycling management, short pay-back cycles.

2017 up to now
Apprenticeship employer
Apprenticeship at LIQUI Filter GmbH

We are training trainees, apprentices and learners since 2017. The first Apprenticeships first were started for industrial clerks with additional qualification and industrial mechanical engineers.

Foundation of BLB, Turkey

Targets of BLB have been at that time to manufacture units for the local market in Turkey and to have a sales hub for the Near East, Middle East and Asian markets.

Purchase of company building
Headquarters in Engen

Production facilities designed and tailored to the product portfolio were built up and established. Validation of the Engen headquarters. Securing the Engen location, availability of growth opportunities.

Company foundation
Foundation of LIQUI Filter GmbH

Starting with totally 4 persons. Products during the launch phase and for years following were stand-alone and central filter systems, single chip conveyors, chip bunkers including big central conveyor systems.


  • Certified according to DIN EN ISO 9001:2015; Number 16.Z.226.A
  • Associated sales partner of GTI GlobTec Industriemaschinen GmbH
  • Member of the Wirtschaftsverband Industrieller Unternehmen Baden e.V. (WVIB) (Association of Industrial Companies Baden)
  • Fellow of VDMA (German association of machine tool builders)
  • Certified welder employed – statutory if environmental units are manufactured
  • Certified specialized company according to the Water Resources Act (WHG)

LIQUI Filter gmbh