Company Video



Georg Klass junior

Owner & Chief Executive Officer

PASSIONATE VISIONARY WITH A SENSE OF HOME, WHO ALWAYS MEETS PEOPLE WITH HONESTY AND A FINE SENSE OF HUMOR.

Life motto:
“Can't be done doesn't exist. Success is achieved by those who continue where others give up.”

Attitude & personal features:
Creative power, authenticity, enthusiasm; develops courageous solutions for the future and can inspire and win people over for them.


Ramona Klass

Chief Finance & Administration Officer

Master of the structure, who in addition to family management always keeps an eye on the organizational and financial business activities.

Life motto:
“A good day starts with a smile.”

Attitude & personal features:
Resilience, high sense of responsibility, natural authority, organizes, controls; the structuring hand that masters the abundance of tasks


Dr. Christian Doisl

Chief Strategy & Sales Officer

CHAMPION OF CREATIVE NEGOTIATION TACTICS, WHO IMPROVES EXISTING PROCESSES WITH PASSION AND PRECISION.

Life motto:
“The best way to predict the future is to create it yourself.”

Attitude & personal features:
Farsightedness, economic thinking, assertiveness, recognizes trends; creates structures with which ideas and future visions can be implemented


Zofia Kuklewska

Chief Communication & Marketing Officer

NATURE-LOVING OPTIMIST, WHO FACES EVERYDAY CHALLENGES CREATIVELY AND EASYGOING.

Life motto:
“Success isn’t just what you accomplish in life, but it’s about what you inspire others to do.”

Attitude & personal features:
Positive mindset, power for improvisation, intuition, provides creative input, transparent dialogue; builds positive relationships for success


Georg Klass Senior

FOUNDER & CHIEF EXECUTIVE OFFICER UNTIL 2000

IN MEMORY OF THE FOUNDER GEORG KLAß SENIOR. PASSED DECEMBER 2019.
It all began with his vision: saving valuable water. And so in 1976 Georg Klaß sen. developed an idea for sewer rinsing vehicles that can recover and reuse the water they used. As an innovative mastermind, he steered the fortunes of Klass Filter GmbH for many years before he passed the company into the hands of his children.

Chronicle of a success story


Nomination for the Bavarian Innovation Award

20. August 2020

Seal of Approval „Innovativ durch Forschung“

19. August 2020

The Stifterverband für die Deutsche Wissenschaft honours the research activities of Klass Filter GmbH with the individualised seal of approval „Innovativ durch Forschung“ (engl.: “Innovative through…

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Nomination at the Green Awards

18. August 2020

The SimConDrill research project, in the context of which Klass Filter is declaring war on microplastics with its innovative filter technology, is nominated at the Green…

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Management change at Klass Filter GmbH

20. August 2019

Georg Klass junior takes over the sole management at Klass Filter GmbH.

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Expansion of the management team

20. August 2019

Dr. Christian Doisl (Chief Strategy & Sales Officer) and M.A. Zofia Kuklewska (Chief Communication Officer) join the company as new business partners and support the management.

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Foundation of Klass Filter GmbH and market launch of the spiral filter

20. August 2010

Klass Filter GmbH initially pursues one main goal: the international market launch of the spiral filter.

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Award „Filtration & Separation Product of the Year“

20. August 2002

The Klass Cyclone Filter wins the Filtration & Separation Product Achievement Award

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Generation change and Georg Klass junior founds his own company

20. August 2000

Georg Klass junior founds Filtertechnik Georg Klass, which specialises in water recovery for sewer rinsing vehicles.

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First practical use of coarse and cyclone filters

20. August 1998

The first practical applications in sewer flushing vehicles and sweepers were successful.

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Joining of Georg Klass junior into the family business

20. August 1996

Since joining the company, Georg Klass junior has been primarily concerned with product development.

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Research & Development

20. August 1976

The years were marked by ideas, planning, testing and first prototypes. Georg Klass senior was convinced that there had to be a low-maintenance and preferably trouble-free…

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Formation of Klass Filter GmbH

19. August 1976

When company founder Georg Klass senior began to deal intensively with water treatment, this topic still had a niche existence and was of little public interest.

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Nominated for the Green Award 2020.


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