Andrew Stewart was appointed as CEO of the asset life cycle solutions (ALCS) business in the Western region, succeeding Michele McNichol, who became executive vice president of integration, Wood Group said April 27, announcing executive leadership team changes.

The appointments were effective immediately.

Most recently, Stewart was president of the construction, maintenance and operations business, which provides most of the business activity in the Western region. Prior to that, he led Wood Group’s brownfield production services operations in Australia and the Asia-Pacific region, the press release said.

McNichol’s executive president of integration role is new. The press release said that she will lead the global integration of Wood Group’s potential acquisition of Amec Foster Wheeler. Previously, she was CEO of ALCS in the Western region, and also CEO of Wood Group Mustang.