KWH Group

The Mirka Ltd. is a global family owned Finnish company that produces and markets plastic products, abrasives and sanding tools and provides logistics services.

KWH Pipe
develops, manufactures and markets complete plastic pipe systems for industrial, municipal and construction applications, environmental products, preinsulated pipe systems and special machinery and production technology.


KWH Mirka
manufactures and develops superior coated high quality abrasives as well as advanced new sanding machines that will provide real benefits to the users. Net Sanding is a revolutionary dust-free sanding solution provided by Mirka.


KWH Logistics
markets customer specific logistics packages and solutions. Operations consist of the Backman-Trummer Group’s international air, land and sea transports, stevedoring and bulk storage, and commercial cold storage services provided by KWH Freeze.


KWH Invest
This division comprises KWH Plast, which produces plastic films and injection-moulded foodstuffs packaging, and Prevex, which produces injection-moulded HVAC products and other customer specific niche products. and