- CEO
- Klaus Einfalt
- Full Time Employees
- 665
- Sector
- Non-energy minerals
- Industry
- Construction materials
- Address
- Bahnstrasse 89 Klagenfurt KA Austria 9020
- IPO Date
- Jan 1, 1997
- Business
- SW Umwelttechnik Stoiser & Wolschner AG SW Umwelttechnik Stoiser & Wolschner AG develops, manufactures and sells precast concrete products and components for civil engineering, transportation, building construction and housing sectors; offers sewer shafts, sewer pipes, pumping stations, cesspools and soakaways for wastewater drainage, mineral oil and grease separators, biological sewage treatment plants and surface water cleaning products for wastewater treatment, bridges, slope reinforcements, culverts and concrete barriers for traffic infrastructure, rainwater harvesting products and drinking water storage systems for water management, masts for telecommunications and power supply, transformer stations, fish ladders and components for power plant construction, prefabricated parts for structural buildings, ceiling systems, pavings, building blocks and prefabricated stairs for residential construction, as well as large containers for road construction, building elements for roofs, walls, beams and supports for residential and high-rise projects, and water protection systems. The family-owned company, founded in 1910 and headquartered in Klagenfurt am Wörthersee, Austria, operates nine production sites across Austria, Hungary and Romania, serving construction companies, building material dealers, energy suppliers and state-owned infrastructure entities with a focus on sustainable resource use and environmental protection. In recent developments, the company reports consolidated revenue of 116.6 million euros and EBITDA of 13.1 million euros, schedules release of its 2024 annual results on April 15, 2025, and convenes its 28th annual general meeting on May 7, 2025, amid multiple director dealings notifications and a major shareholding disclosure in early 2025.