- Business
- Rockwool A/S, also known as the ROCKWOOL Group, is a Danish multinational company specializing in the manufacture and sale of mineral wool products, headquartered in Hedehusene, Greater Copenhagen, Denmark. The company’s core products include stone wool insulation solutions designed for building thermal insulation, acoustic insulation, fire resilience, and waterproofing across residential, commercial, and industrial applications; technical and OEM insulation products; acoustic ceilings and panels; facade cladding systems; noise and vibration control solutions; prefab building systems; and professional horticultural growing media based on proprietary precision growing principles. Rockwool serves customers globally with operations in Western Europe, Eastern Europe, North America, Asia, Russia, and other international markets. It targets industries including construction, process industry, marine and offshore sectors, and professional horticulture.
Recent major developments include commitments in 2024 to expand capacity through new factories in the United States, Sweden, India, additional production lines in Romania and the United States, and land acquisition for a future factory in the United Kingdom. The company also acquired Vietnam’s largest stone wool manufacturer and a leading UK supplier of external thermal insulation in 2024. Rockwool’s sustainability efforts include significant decarbonization initiatives such as converting its Swiss factory to an electrical melter which led to a 75 percent reduction in CO2 emissions at that location, alongside ongoing progress to reduce water use intensity and emissions across production. The company reported strong financial performance in 2024 with revenue reaching 3,855 million euros and profit increasing notably compared to the prior year.
Founded in 1909, Rockwool continues to lead the stone wool sector with a product portfolio addressing major contemporary challenges like energy efficiency, fire safety, noise pollution, water management, and sustainable construction. It employs around 12,200 people in 40 countries and maintains a strong focus on innovation, operational expansion, and environmental responsibility to support customers in reducing carbon footprints and enhancing building resilience. Its strategic expansion and acquisitions in 2024 further solidify its international leadership in stone wool solutions and related products.