Northwest Crewing (NWC) is expanding its expertise as a consultant for quality, environmental and occupational safety management systems. The most recent success is the certification according to the Dutch standard NEN „Safety Culture Ladder (SCL)“. From May 1st, Northwest Crewing can advise and support its customers in addition to ISO 9001, 14001 and 45001 with the implementation of ISO standard 50001 (energy management).