24.05.2026, 2078 Zeichen

wienerberger: wienerberger, an international provider of innovative, ecological solutions for the entire building envelope, in the fields of new build and renovation, as well as infrastructure in water and energy management, announces the next step in its value-accretive growth strategy: The company has signed an agreement to acquire Univerzum Export-Import DOO, the leading producer of clay blocks in Serbia with approximately 200 employees. wienerberger CEO Heimo Scheuch comments: "The business is projected to deliver around €20 million in revenues in 2026, combined with highly attractive margins and offers strong value creation potential through a synergized EV/EBITDA multiple of approximately 5x. This underlines wienerberger’s consistent focus, most recently demonstrated by the acquisition in the piping segment in Sweden, on value-accretive transactions that immediately enhance group earnings.”
Wienerberger: weekly performance: 2.60%

Porr: Austrian based construction group Porr has acquired a 51% stake in the drylining specialist rhtb:, which is based in Vienna, Bad Vöslau and Berlin. The range of services of rhtb: includes classic drywall construction in all its variants, with integrated heating and cooling systems, raised and hollow floors, as well as high-quality system partition walls. The components made by rhtb: will be used in a variety of areas including residential solutions offered under the PORR Living brand, which is set for further expansion. PORR builds affordable housing at construction costs of less than EUR 2,000 per square metre, based on prefabricated construction methods. The first PORR Living pilot project is already underway: A residential development comprising 50 apartments in Lower Austria. Porr CEO Karl-Heinz Strauss: “The strong interest from clients, as well as the scalability of our concept to other areas such as industrial construction, clearly shows that there is still a lot of potential here”.
Porr: weekly performance: -5.11%

(From the 21st Austria weekly https://www.boerse-social.com/21staustria (18/05/2026)

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