RSM Hasner, the Norwegian member firm of RSM, one of the world's largest global audit, tax and advisory networks, has completed a merger with Kjelstrup & Wiggen to create RSM Hasner Kjelstrup & Wiggen.

RSM Hasner and Kjelstrup & Wiggen were Norway’s eighth and ninth largest auditing and consulting businesses respectively. The new company will be the sixth largest firm in the Oslo area with a total of 90 employees located in new office space.

The Managing Director of RSM Hasner, Lars Løyning, is now the CEO of the new firm, with the Chairman of Kjelstrup & Wiggen, Per-Henning Lie, taking up the role of Chairman for the enlarged practice. 

Lars Løyning, CEO, said "It is a very exciting time for both firms. The merger has brought together some of the best industry expertise to create a new and much stronger firm - RSM Hasner Kjelstrup & Wiggen - with a much greater ability to   invest in client service and respond quickly and effectively to an ever changing market.”

Per-Henning Lie, Chairman, said, "This is a fantastic opportunity for two of the most recognised players in Norway’s accounting industry to further strengthen their market position and client offering. The merger is certain to challenge competitors in terms of breadth and quality of service, and customer focus.”