A tree house at an impressive height with X-TEND security

The tree house Around the Oak in Halle in Westphalia is a very special building. It is located in the crown of a huge oak tree - at a height of more than 11 meters. The whole construction is supported by this stately tree.

Free flight for colorful birds with X-TEND

With ARALANDIA, one of the largest macaw aviaries in Europe has been created in the Wuppertal Green Zoo.

X-TEND Colors | The golden solution at the Flowers Hotel Essen

X-TEND also scores with the use of different colors, which are created in RAL. This creates a design note.

X-TEND Fall protection

Secure, robust and durable - these characteristics characterize the X-TEND fall protection systems from CARL STAHL ARC GmbH.

X-TEND ball catch mesh ensure safety in school and sports facilities

Ball stop catch meshes from X-TEND are very popular in ball sports such as soccer, handball, basketball or tennis. High quality and very weather resistant.

X-TEND safety | Chinese leopards in Hoyerswerda

They are majestic, supple, velvety-pawed and deadly for their prey - the Chinese leopards. Hardly a big cat looks more like our domestic cats than these wonderful animals

X-TEND CXE ensures creativity and security on the school roof

It is not only the art and the trade fairs that make Leipzig so popular and popular, but especially the educational offer here offers young and young at heart a high-quality and sustainable education.

Mumbai Zoo: Birds in free flight

In India's first accessible free-flight aviary in Veermata Jijabai Bhosale Udyan Zoo Byculla in Mumbai, visitors can experience the feathered inhabitants up close in a spacious, nature-like habitat.

Filigree cable balustrade at EeStairs Headquarter

Elegance meets function at the new head office of the international staircase manufacturer EeStairs in the Dutch town of Barneveld

Bundeswehr technical school

After two years of construction, the Bundeswehr technical school, with a total construction volume of € 15 million, was inaugurated on the grounds of the Neureuther Kirchfeld barracks in Karlsruhe in December of last year.

Mediterranean style in the heart of Turin

In the midst of the hustle and bustle of Turin, the Scuola Enrico Fermi has recently opened its gates again.

Climate killer air transport

Flying is the most energy-intensive form of mobility.

The emissions from flying lead to considerable climate damage.


We at Carl Stahl ARC GmbH are proud to announce that our solutions for fall protection have taken first place at this year's Heinze ARCHITECTS' DARLING® 2019.

Game, set and mesh - X-TEND demonstrates its diversity in the Stade Roland Garros

After large-scale modernization and extension, the Stade Roland Garros, annual host of the French Open, will be offering players and spectators more space, comfort and service.

The foot and cycle path bridge in Neckartenzlingen

The foot and cycle path bridge in Neckartenzlingen, which blends harmoniously into the subsequent route with a beautifully curved S-shape, serves primarily as a safe passage for pedestrians and cyclists on the Neckar.

Hiking and cycling path on Lake Como

A phenomenal mix of mild climate that reflects the feeling of Italian summer and Alps, which shows the other side of the 425 meter deep lake.

Luitenbächer Höhe - The attraction of the Remstal Gartenschau 2019

Remstal Gartenschau on the Luitenbächer Höhe


The viewing platform "Luitenbächer Höhe" in Großheppach, opened in 2017 andwill be part of the big Remstal Gartenschau event this year, which will take place nationwide for the first time.


Carl Stahl Architecture turns the "Wheel of the world"

The Global Village festival park in Dubai offers one more attraction: a large-scale LED-steel cable mesh by Carl Stahl Architecture illuminates the "Wheel of the World" - a 60 meter high ferris wheel that marks the park from far away.

Sunny soccer game in dizzy heigths

Old office and fabric buildings from the CELLS Group were turned into the Campus "Graphisches Viertel" Leipzig, which obtains an overall area of 16,000 square meters. On the top of one part of the building, the kids can do sports safely in dizzy heigths thanks to a roof safety and ball catch mesh...


Near the university hospital in Aachen the new Campus Melaten for education and research is built - the first building is realized with a 29 meter, futuristic cubus. To secure the 7 floors, X-TEND stainless steel cable mesh was integrated into the staircases in an optimal way.