Leading Battery Solutions
Celltech Group is a global battery supplier and battery manufacturer of leading battery solutions with operations in nine countries, five R&D and production facilities, and over four hundred employees. Celltech Group’s mission is to enable electrification in the safest and most sustainable way. Read more about Celltech Group.
With the support of our extensive partner network created over the 40 years we have been in the battery business, we provide value-added, high-quality, and competitive Celltech Lifecycle solutions with efficient logistics.
We supply a wide range of industries with batteries, battery packs and battery systems, as well as power systems and energy storage. Read more about our products.


Custom Battery for Nuanic’s Innovative Smart Ring
In collaboration with Nuanic, Celltech Oy developed a custom, curved 18 mAh lithium polymer (LiPo) cell designed to fit the compact, curved shape of the

Celltech to attend the Alihankinta 2026 trade fair in Tampere, Finland
Celltech Oy will once again be taking part in the Alihankinta trade fair in Tampere from 29 September to 1 October 2026. You’ll find us in our usual spot: Hall D, stand

Celltech to Present Six Battery Systems at iVT Expo 2025
Celltech Group will participate in iVT Expo 2025, the key European exhibition for industrial vehicle innovation, taking place 11–12 June at Köln Messe, Cologne. Meet our team in Hall 4.1, Stand 2020, where we will present our expanded portfolio of battery systems for off-highway and industrial electrification.