Good clay connects.

Geschäftsführer von Jacobi Walther Dachziegel

Vision & responsibility

Five representatives of the fifth and sixth generations currently steer the fortunes of the Jacobi company group. We are clay roof tiles; resource-efficient management and responsible activity form the basis for our “200 year Jacobi-Walther vision”.

Jacobi Walther Dachziegel - Produktion

Great products & good relationships

20 roof tile models in more than 50 colour shades and high-quality surfaces make up our current range. We are constantly developing this further. Our clearly defined service concept is valued not only by our long-term partners but also our new customers.

Produktion Tondachziegel

Success & common ground

Successful together: We see our customers from roofing, retail, architects and planners as close partners. We are unified by the common objective to offer the perfect roof solution in functional and optical terms that combines safety, comfort and beauty.

The clay that links generations.

Get to know us better and take a look at our history.

Jacobi Tonwerke Bilshausen Mitarbeiter

1860

1860

Company founded by Josef Jacobi in Duderstadt.

Jacobi Tonwerke Bilshausen

1878

1878

Christoph Walther establishes wall brick production in Langenzenn.

Jacobi Tonwerke Bilshausen

1906

1906

Using an innovative drying process, tile production in Duderstadt is no longer affected by the weather.

Jacobi Tonwerke Bilshausen Mitarbeiter

1919

1919

The brick works in Bilshausen becomes a branch of Jacobi.

Ziegelwerk Bilshausen

1925

1925

Investments in new ring kilns and a steam-driven device to generate electricity make the work in Langenzenn more efficient.

Jacobi Tonwerke 1935

1935

1935

Plant II in Bilshausen burns to the ground. Within a few months Josef Jacobi and son Herbert Jacobi rebuild it and make it larger and more modern.

Jacobi Tonwerke Bilshausen

1946

1946

The head office of Jacobi Tonwerke is moved to Bilshausen.

Jacobi Tonwerke Bilshausen

1950

1950

Plain tile production starts in Langenzenn.

Familie Jacobi

1988

1988

Herbert Jacobi transfers the management to his two sons Helmuth and Klaus Jacobi. The fifth generation now leads the company.

Biberschwänze

1991

1991

With a computer-controlled tunnel kiln and H-cassette technology, the roof tile plant in Duderstadt starts production of high-quality plain tiles with the most up-to-date standards.

Familie Jacobi

1992

1992

In Bilshausen roof tile plant IV is dedicated with celebrations led by Klaus Jacobi, Herbert Jacobi, architect Frauendorf and Helmuth Jacobi (investment: DM 48 million).

A new plain tile and compressed roof tile plant starts operations at the Langenzenn location.

Ziegelwerk Bilshausen

1995

1995

In Bilshausen Plant V starts production of large interlocking tiles.

For just under DM 2 million, an exhaust gas cleaning system and accessory press is installed in the Langenzenn plant.

Jacobi Tonwerke Bilshausen

1998

1998

A very modern glazing plant (DM 20 million) in Bilshausen replaced the former clinker tile plant there.

Shortly afterwards the most up-to-date robot-controlled roof tile plant (DM 30 million) in Europe starts operations in Langenzenn.

Jacobi Tonwerke Bilshausen

2000

2000

The Jacobi V plant in Bilshausen gets a second kiln for DM 15 million. This increases annual capacity to 70 million interlocking tiles.

Jacobi Tonwerke Bilshausen

2005

2005

As a result of the 100{98b55327129fa8320b5e092e09938edbba4a02f925c9e34ca99189affbb10ff3} takeover of Walther Dachziegel GmbH in Langenzenn, Franconia, Jacobi Walther Dachziegel becomes the largest family-run medium-sized company in the German roof tile industry.

Max Jacobi

2010

2010

Max Jacobi (son of Klaus Jacobi) joins the company thus starting the transfer of Jacobi Walther Dachziegel to the sixth generation.

Max Jacobi, Lucas Jacobi, Klaus Jacobi, Helmuth Jacobi, Dominic Jung

2014

2014

The sixth generation is complete with Lucas Jacobi (son of Klaus Jacobi) and Dominic Jung (son-in-law of Helmuth Jacobi).

Website Dachziegel.de

2017

2017

A modern block heat and power plant starts operations in Bilshausen at the end of 2016. This enables the company to produce one third of its electricity requirements itself to minimise CO2 emissions and save massively on energy.

In 2017 Jacobi-Walther launches its completely revised internet portal www.dachziegel.de and sets the industry standard for the high-quality presentation of clay roof tiles on the internet.

The new flat roof tile J11v is popular in the market both in technical terms and because of the the colour range.
Everything is on course to fulfil the “200 years of Jacobi Walther Dachziegel” vision.


Variety and individuality with the clay roof tiles from Jacobi Walther Dachziegel

20 different roof tiles in over 40 different shades and high-quality surfaces offer a virtually endless choice so you can find the perfect tile for any building. Get inspiration from Jacobi-Walther clay roof tiles.


Jacobi Walther Dachziegel Mitarbeiter

Our employees – the key to our success.

Our employees have frequently worked for decades in the company with passion and commitment. They ensure that the development, production, support and order processing is professional and above all in the best interest of our customers. This clearly defined service concept is valued not only by our long-term partners but also our new customers. Our 440 employees are firmly committed to the company’s long-term success and hold together even in difficult times.

This creates relationships that stick – just like our high-quality products.

Contacts