Hans-Joachim Häusler

Valmieras Stikla Skiedra AS engages in the manufacture and trade of fiber glass. It operates through the Glass Fibre Fabrics and Glass Fibre Non-Woven Products. It offers chopped strands, single, twisted, and textured yarns, technical, composite, and textured fabrics, netting or mesh, needled and stich-bonded mats, and coated and laminated fabrics. The company was founded in 1959 and is headquartered in Valmiera, Latvia.

Vitrulan Technical Textiles GmbH engages in the manufacture of textile. Its products include reinforcement and backing fabrics; laminates; textile glass staple fiber yarn; and dense staple fiber fabric. The company was founded in 1921 and is headquartered in Haselbach, Germany.