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Company Profile Welcome to profine!

Dr Peter Mrosik – owner and CEO of profine Group

profine is your strong partner in the profile business!

As an owner-managed company, we strive for a sustainable and growth-oriented development. The customer is our focus.

profine is characterized by quality thinking, innovative strength, efficient processes and responsibility. The pursuit of excellence in all areas is our driving force. The close partnership with our customers is the foundation of our success.

We are convinced that with these strong values we will achieve our goal: we want to be the world leader for quality profiles and sheets.

Dr. Peter Mrosik

Owner and CEO

profine - Visions that become reality!
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profine Group - Our values. Our brands.
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Your strong Profine

Data and Facts Measure our performance in the result.

Under the brands KBE, Kömmerling and TROCAL, we produce PVC profiles for windows and residential doors, shutter systems and PVC sheets. The profine GmbH - International Profile Group- was formed in 2003 by consolidating the profile activities of the HT TROPLAST under one roof. The company headquarters of profine are located in Pirmasens, in the German state of Rhineland-Palatinate.

  • KBE
  • Kömmerling
  • Trocal

The Management Board of profine Group consists of Dr Peter Mrosik (owner and CEO) and Marc Böttger (CFO).

We will stay up to date for you: our company is a world-leading provider in the industry and supplies its products to more than 100 countries.

A consolidated turnover of 950 million Euros in 2023 and a production capacity of approx. 450,000 tons of high quality profiles per year is testimony to our competence and it justifies the trust of our clients.

profine has a payroll of over 3,500 employees at 42 branches, plants and sales offices in 38 countries. In Germany we produce at our sites in Berlin and Pirmasens. Our production sites abroad can be found here.

profine Group: 70 sites, 3,000 members of staff, 1 goal

Our Success Story

History Better – from experience.

With its three strong brands, profine has a long tradition that spans over 100 years - shaped by an innovative spirit, a quest for quality, client focus and dynamism.


Founding of the company Kömmerling in Pirmasens by Karl Kömmerling


The first mass-produced PVC window was manufactured under the brand TROCAL in Troisdorf


Founding of KBE window systems in Berlin as a high-performing extrusion company


HT TROPLAST purchased KBE and with that it owned the three brands: TROCAL, KNIPPING and KBE


HT TROPLAST acquired KÖMMERLING KUNSTSTOFFE and so became the leading supplier on the international profile market


Founding of profine GmbH as a parent company of the HT TROPLAST profile activities


Selling of HT TROPLAST to international private equity investors


Restructuring of HT TROPLAST – focus on core activity profiles


Acquisition of the company by Dr Peter Mrosik


Introduction of a new generation of platform profile systems


International expansion with new plants and extensions of sites


Founding of the foundation Kömmerling Better World Stiftung (charitable organisation)


Introduction of profiles made from 100% recycled material (ReFrame)


125th anniversary of the Kömmerling brand

Brands create markets

Our brands Three strong brands

With the brands KBE, Kömmerling and TROCAL, profine has the right profile for every purpose and it stands for the highest product and service quality.

Three strong brands, combined under one roof, stand for decade-long experience, innovation, quality and dynamism. They are the basis for the success of our partners in the market for PVC windows and doors.

  • KBE

    KBE is a dynamic brand, perfect for the markets of today.

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  • Kömmerling

    Kömmerling stands for sustainability, quality and trust - with more than 125 years of experience.

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    TROCAL is a guarantee for continuous innovation. An extraordinary brand name - with a broad sensory for trends in the market.

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People Success

Career Opportunities Grow with us!

We want to continue our success story - and for that reason we are always looking for competent and dedicated members of staff.

As one of the world's leading companies in the industry, we offer a professional future in a variety of fields of activity and training occupations.

Feel free to have a look at our vacancies for Germany on our career website or to send your documents unsolicited to the German Team.


Vacancies for Germany on our career website


We are looking forward to your application.

Your profine Team


Searching for international vacancies?

Please check out the sites of our subsidiaries and offices: 

Sales Locations & Production Sites


Global Player Local Partner

International Sites On-site worldwide

profine is at home all over the world. Everywhere where we can support our customers with market-specific solutions for windows and doors. We think multinational, in markets and in opportunities- for the benefit of our clients.  

With an extensive network of locations from Spain to Russia to China, we can provide optimal on-site support to our partners. Our international production sites are located in:

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