UAB “Šalčininkų šilumos tinklai” confirms that UAB “Energy Advice” has carried out a digitization project for a biofuel boiler house (5 MW). EA-SAS Boiler system monitors, analyzes and evaluates the efficiency of the boiler and perform automated control in order to increase production efficiency. The implemented solution helps to burn fuel more efficiently, the boiler NVK has been improved. We managed to prolong time between maintenance due to data analysis. We recommend UAB “Energy Advice” as a reliable partner in digitization projects.