The Finnish retail group Kesko increased sales in the building and technical trade by 18.9 per cent to € 3.0572 bn from January to September. This significant increase stems from the acquisition of Onninen. Comparable change was up by 3.1 per cent. In Finland (€ 1.6015 bn) the sales increase on a comparable basis was 0.8 per cent, while growth abroad (€ 1.4556 bn) came to 5.7 per cent.