Sigma Offshore appoints internal turret moorings expert to bolster growth plans. International FPSO moorings and marine engineering services business, Sigma Offshore, has added new impetus to its growth plans by appointing an experienced industry figure to head up one of its key service areas. Geir Eik has become Vice-President Internal Turret Systems at Aberdeen-headquartered Sigma Offshore as the business looks to sustain and enhance its capabilities across its product and service range.