1. Amsterdam Ports Association
  2. Port of Amsterdam
  3. Aon Nederland B.V.
  4. Ballast-Nedam Infra
  5. BAM offshore
  6. Central Mudplant & Fluid Services B.V
  7. Corus
  8. De Vries & Van De Wiel
  9. DHV Group
  10. District North-Amsterdam
  11. Fabricom Oil & Gas
  12. Gebr. Boon Transport BV
  13. Grontmij Nederland BV
  14. IRO
  15. Iskes Towage & Salvage B.V.
  1. MNO Vervat B.V.
  2. Maritime Service Centre IJmond
  3. Municipality of Beverwijk
  4. Municipality of Velsen
  5. Municipality of Zaanstad
  6. Peterson SBS IJmuiden B.V
  7. Province of North-Holland
  8. RON N.V
  9. ROS Holland BV
  10. Seamar Services b.v.
  11. Shipdock B.V
  12. Soma Bedrijfsopleidingen
  13. Svitzer Amsterdam B.V.
  14. Tamalone Oil and Gas Industries B.V.
  15. Zeehaven IJmuiden NV