Blackberry manufacturer Research In Motion's co-chief executives, Jim Balsillie and Mike Lazaridis, are stepping down, the company said.
RIM said the pair who founded the company would be replaced by Thorsten Heins, a chief operating officer who joined RIM four years ago from Siemens AG.
The company took a big slide in 2011, dropping behind its peers in the smartphone market.
COMMENT RULES: Comments that are judged to be defamatory, abusive or in bad taste are not acceptable and contributors who consistently fall below certain criteria will be permanently blacklisted. The moderator will not enter into debate with individual contributors and the moderator’s decision is final. It is Belfast Telegraph policy to close comments on court cases, tribunals and active legal investigations. We may also close comments on articles which are being targeted for abuse. Problems with commenting? email@example.com