(RTTNews.com) - Suncor Energy Inc. (SU, SU.TO), Monday said that Steve Reynish will assume the role of interim chief financial officer, with effect immediately. Reynish joined Suncor in January 2012 as EVP Oil Sands Ventures. Suncor has begun the scout for a permanent CFO, which is expected to take several months.<br /><br />Prior to joining Suncor, Steve Reynish was president of Marathon Oil Canada, and has also held senior positions developing and managing large-scale oil sands operations.