- CEO
- Alberto Buniato
- Full Time Employees
- 1,431
- Sector
- Producer manufacturing
- Industry
- Auto parts: OEM
- Address
- Kabeler Straße 4 Hagen NW Germany 58099
- IPO Date
- Jun 1, 2018
- Business
- STS Group AG (SF3.DE), a Germany-based holding company founded in 2013 and headquartered in Hagen, develops, manufactures and supplies lightweight plastic and composite components and systems for the commercial vehicle and automotive industries, with operations spanning Germany, France, Mexico, the United States and China. The company operates through three primary segments--Plastics, China and Materials--and offers interior systems and components such as storage modules including under-bunk storage and upper shelves; exterior components comprising cab side modules, tailgates, rear lamp modules and roof spoilers; covers for battery systems in electric vehicles for trucks, commercial vehicles and passenger cars; as well as acoustic and thermal insulation solutions, Sheet Molding Compound (SMC) materials and prototyping plus logistics services. It maintains high vertical integration across production stages from semi-finished materials to finished products, focusing on medium batch sizes up to 100,000 parts annually, and provides complete system solutions combining technologies like thermal isolation, injection molding and composite thermocompression, supported by eight production plants, four logistics sites and three R&D centers across three continents. In recent developments, STS Group AG published its half-yearly financial report for 2025 on August 7 confirming results in line with expectations amid challenging market conditions, released its full-year 2024 annual report on March 31 meeting forecasts, and continues expansion aligned with automotive megatrends including emission reduction, alternative powertrains especially for electric vehicles, digitalization and transport growth.