EV Component Suppliers in Finland

Finnish manufacturer of specialized power transmission gearboxes and gear components for military vehicles, marine, and heavy mobile equipment. Katsa designs and produces custom spur, helical and planetary gears, clutches, and complete gearbox assemblies in low volumes. ISO 9001 and NATO AQAP certified (with automotive quality practices), Katsa’s agile 80-person team is known for rapid development of bespoke drivetrain solutions – including transfer cases and special differentials – for demanding applications.

Valmet Automotive is a versatile Finnish contract manufacturer and Tier-1 supplier, with a rapidly growing EV Systems division specializing in battery pack solutions. Known for its history in vehicle manufacturing, Valmet leveraged its engineering and production expertise to start producing high-voltage battery modules and packs for premium automakers. The company operates modern battery assembly plants in Finland and Germany, delivering complete battery systems (modules, pack enclosures, BMS integration) for electric cars, buses, and machinery. Valmet offers in-house design, testing, and series production of custom battery systems to meet clients’ requirements. Its battery plants are capable of both prototype builds and high-volume serial production. The company’s unique combination of vehicle assembly know-how and battery specialization makes it a valuable partner for OEMs. As electrification accelerates, Valmet Automotive provides flexible, high-quality battery manufacturing services, helping customers bring EVs to market efficiently.