Fourdeg is a Service company for heating optimization. We are B2B SaaS partnering with Construction, Energy, ESCo, Property Mgmt Co:s and Building Owners. The Service improves indoor comfort and saves in heating costs with lower heating energy consumption and Demand-side Management. It works automatically at room-level accuracy in any size of old and new buildings, including commercial, public and residential premises. The Service operates WiFi radiator thermostats in district and central heated buildings.