- Established in 1975, Talema has grown rapidly as a manufacturer of leading-edge toroidal transformers. Today, its workforce numbers more than 1,200, and the company is proud of their strong technical engineering expertise. The Irish headquarters, as well as Talema branch offices across East, West, and Central Europe, Scandinavia, Australia, and the Far East handle marketing, sales, and after-sales services. The United States business is handled by Talema Group LLC. Approximately 15% of Nuvotem Talema staff is assigned to these services.