Siniat - Leading Drywall Solutions & System Specialists Siniat is a specialist supplier of comprehensive drywall and lightweight construction solutions, combining decades of technical expertise with innovative gypsum and cement-based products. As a leading provider across Germany, Austria, and Switzerland, we serve architects, drywallers, specialist retailers, and contractors with high-quality materials for walls, ceilings, floors, and attics. Our extensive project experience and commitment to making buildings drier, safer, quieter, and warmer has established us as a trusted partner in the construction industry, supporting hundreds of specialist dealers and general contractors worldwide.