Foundry operations have continued without interruption since 1919 and name and owner of the foundry has changed couple of times.

• 1919 Ruona Ltd
• 1953 Raahe Ltd
• 1979 Kone Ltd, Raahe works
• 1987 Kone Ltd, Raahe foundry
• 1995 Raahen Teräsvalimo Ltd
• 1999 Keycast Ltd
• 2013 Miilucast Ltd