First in Service provides heavy fabrication, precision CNC machining and mechanical assembly for the machinery, defence and other industrial sectors. Operating from a single production site in Tallinn, the company manufactures, repairs and maintains machinery, equipment and components, with the capacity to produce welded and machined products up to 35 × 7 × 7 metres and 160 tonnes. Its manufacturing capabilities are certified to EN 1090-2, EN ISO 3834-2 and PED 2014/68/EU.