Ben C. Gerwick, Inc. and Ocean and Coastal Consultants, Inc. COWI North America, Inc. (COWI NA) announced that its two marine companies, Ben C. Gerwick, Inc. and Ocean and Coastal Consultants, Inc. will join forces to establish COWI Marine North America (COWI Marine NA). According to the company, the new entity will aim to compete with top national specialist marine firms. COWI NA announces that effective January 1, 2015 Ben C. Gerwick (Gerwick) and Ocean and Coastal Consultants (OCC) will merge operations to form the new specialist business unit in North America…