of acquisitions to strengthen the company's public sector exposure. The company acquired 51% of shares in the Stockholm-based consulting firm Programmera. In addition, the company acquired two small IT companies – Kvatro Telecom in Trondheim, Norway, and Soft Project in Hamburg, Germany – and divested from operations in Enator Telecom Mechanics. In April 1999, Enator acquired NetDesign in Denmark. After the Enator–Tieto merger in July 1999, the Enator brand was discontinued. TietoEnator (1999–2007) In 1999, Tieto and Enator corporation merged to form TietoEnator after Tieto made a public buyout offer for Enator. Sixty-eight per cent of TietoEnator’s share capital was transferred to Tieto’s shareholders. Finland was chosen as the base for the new company, and Tieto’s CEO, Matti Lehti, was selected to head the company. The new company became one of the largest ICT companies in Europe: it had 10,335 employees and revenue of approximately 6.5 billion Finnish markkas. Significant acquisitions included Ementor Financial Systems in February 2002, followed by DaWinci Services AS in December of that year. The latter acquisition provided control over the offshore Personnel Transportation & Tracking Solution, giving Tieto Norway a 100% market share of systems for operating the Norwegian Continental Shelf personnel movements. In 2005, the Western Norway Regional Health Authority, Norwegian Helse Vest RHF, signed an agreement with TietoEnator Norway for the delivery of a system for Electronic health records. By the end of 2007, Helse Vest RHF concluded its customer relationship with the company and announced a lawsuit against TietoEnator because they did not think it was able to deliver, and claimed compensation from TietoEnator. The Southern Norway Regional Health Authority, Helse Sør, experienced that their frame agreement from 2004 made no deliveries, and was considering legal actions against TietoEnator Norway. Tieto (2009–2018) TietoEnator was officially renamed Tieto Corporation in 2009. Tieto means knowledge in Finnish. The corporation was led from its Helsinki headquarters. Starting from year 2009, Tieto went with an aggressive strategy of offshore production, reaching up to the end of the decade. The CEO, Hannu Syrjälä, resigned in April 2011. In July, Kimmo Alkio, CEO of F-Secure, was appointed as his successor. On 25 November 2011, there was a hardware failure in one of Tieto's Swedish data centers, which affected approximately 50 of its clients, including Apoteket, Bilprovningen, SBAB Bank and the Stockholm Municipality school web site. On 30 November, Tieto services for Apoteket and SBAB were recovered and operational