The enterprise, starting in the field of water treatment and boilerhouse reconstruction back in the 90-s, has so far expanded to a company represented by the subsidiaries in six countries, can now boast for the construction of over 70 combined heat and power plants as well as construction and reconstruction of over 230 boiler plants. 

Filter AS and their subsidiaries have the total of 230 employees, whose input, collaboration and long-term professional experience ensure the company’s satus of a loyal and reliable longtime business partner for its industrial enterprises in Estonia, Latvia, Lithuania, Bulgaria, Belarus and Russia in execution of energy and water treatment projects and providing day-to-day technical maintenance. We would like to express our sincere appreciation to all those we have been enjoying cooperation with during all these years!