This Research Note examines the Swedish building automation group, AB Regin. We explore brands, business model and changes in ownership before highlighting their relocation of actuator production from Taiwan to Italy and their 2025 financial results. This article updates our previous coverage of the group in October 2024 and June 2022. Regin Group Profile Aktiebolaget Regin, headquartered in Mölndal, Sweden, is the parent company of the Regin Group, an international group that develops hardware and software systems for climate control and energy efficiency in commercial buildings. Founded in 1947, Regin was acquired in the late 80s, by Leif Brattschöld with a clear vision: Regin should develop its own broad range of building automation field devices and systems while establishing close cooperation with installers and system integrators. Under the Regin, DEOS and Industrietechnik brands, the joint offering includes IoT platforms, building management systems, controllers, room solutions, and field devices. Regin’s development resources are primarily based in […]