| REACH SUBSEA SWEDEN AB | 938471916 | Se-413 28 Göteborg | 24 September 2026 | Active |
| VESTKYST AS | 838389732 | Haugesund | 26 August 2026 | Active |
| GRAND CANYON 3 SHIPOWNING AS | 938127697 | Fosnavåg | 27 June 2026 | Active |
| SUBSEASTEVE LIMITED NUF | 937701837 | Ab21 0jh, Aberdeen, Scotland | 26 May 2026 | Active |
| KAR DIGITAL LIMITED NUF | 937701780 | Tananger | 26 May 2026 | Active |
| SEISTECH LTD | 937670273 | Aberdeen Ab11 6yq Scotland | 21 May 2026 | Active |
| ARNOL OFFSHORE LIMITED NUF | 937636083 | Hs2 9db Isle of Lewis Sc | 13 May 2026 | Active |
| V-DRILL D.O.O. NUF | 937621337 | Hr-10020 Zagreb | 11 May 2026 | Active |
| IE NORTH SEA AS | 837737052 | Oslo | 4 May 2026 | Active |
| PETROFAC NORGE AS TVANGSAVVIKLINGSBO | 837563542 | Sandnes | 17 April 2026 | Bankruptcy estate |
| CLEAN MARINE AS | 937548834 | Høvåg | 6 April 2026 | Active |
| MELCAL MARINE UK LIMITED NUF | 937335814 | Aberdeen Ab15 4dt Scotland | 23 March 2026 | Active |
| BCPR COMPANY LIMITED | 937207751 | Th-10260 Bangkok | 23 March 2026 | Active |
| ENHANCED DRILLING INTERNATIONAL III AS | 937180322 | Straume | 6 February 2026 | Active |
| WELL ID HOLDING AS | 937157711 | Sandnes | 26 January 2026 | Active |
| MACRO OFFSHORE SERVICES AS | 936957587 | Sandnes | 5 January 2026 | Active |
| ENHANCED DRILLING INTERNATIONAL II AS | 936756670 | Straume | 5 December 2025 | Active |
| HALLINGDAL BERGBORING AS | 936869858 | Ål | 4 December 2025 | Active |
| FRAM ENERGY AS KONKURSBO | 936669417 | Stavanger | 27 November 2025 | Bankruptcy estate |
| B MILNE ENGINEERING LTD NUF | 936528589 | Ab51 4rs Aberdeenshire Sc | 21 November 2025 | Active |
| BLUEMECH SUBSEA LTD NUF | 936528414 | Ab43 6nd Aberdeenshire Sc | 21 November 2025 | Active |
| NATRAN | 936483461 | Fr-92270 Bois-Colombes | 20 November 2025 | Active |
| BRIARWOOD INVEST I AS | 936543111 | Oslo | 27 October 2025 | Active |
| PETROLINK AS KONKURSBO | 936384366 | Stavanger | 15 October 2025 | Bankruptcy estate |
| AUTONOMOUS INTERVENTION AS | 936249817 | Tananger | 17 September 2025 | Active |
| NEIL OFFSHORE SERVICES LTD | 936120474 | Fort William Ph33 7pe | 16 September 2025 | Active |
| IK TOPSIDE AS | 937102348 | Stavanger | 10 September 2025 | Active |
| DEEPOCEAN AMERICAS AS | 936298532 | Oslo | 21 August 2025 | Active |
| POD-TEC LIMITED NUF | 935880475 | Ab42 1wn Peterhead Aberdeen Sc | 7 August 2025 | Active |
| NRC ENGINEERING LTD NUF | 935861829 | Bh19 1jl Dorset | 31 July 2025 | Active |
| DCS PARTS AND SERVICES LTD | 935755093 | Wickford Ss11 8yq | 19 July 2025 | Active |
| FOURPHASE GROUP AS | 935900328 | Kokstad | 1 July 2025 | Active |
| PELAGIA | 935408903 | Fr-06340 Drap | 12 June 2025 | Active |
| CD INSTRUMENTS LTD | 935467209 | Alexandria G83 9pn | 24 May 2025 | Active |
| MARIS SUBSEA LTD | 835429202 | Aberdeen Ab21 7gq | 20 May 2025 | Active |
| MARIGOLD HOLDCO AS | 935486769 | Lysaker | 2 May 2025 | Active |
| NØSTE HOLDING AS | 935330122 | Stavanger | 26 March 2025 | Active |
| MACRO OFFSHORE OPERATIONS AS | 935233844 | Sandnes | 4 March 2025 | Active |
| N C SHERIDAN LIMITED NUF | 935056500 | Bt22 2lu Newtownards, Co Down Ni | 3 March 2025 | Active |
| KRAGSET ALT MULIG AS | 935166292 | Åram | 18 February 2025 | Active |
| GLOMAR MINERALS AS | 935112788 | Oslo | 14 February 2025 | Active |
| ENHANCED DRILLING INTERNATIONAL AS | 934948254 | Straume | 20 January 2025 | Active |
| DK OFFSHORE AS | 934925947 | Mandal | 10 January 2025 | Active |
| EVERLLENCE UK LIMITED NUF | 934558138 | Stockport Cheshire Sk7 5bp | 6 January 2025 | Active |
| NICK SAYERS GEOLOGICAL SERVICES LIMITED NUF | 934468910 | Dt 6pe Dorset | 29 November 2024 | Active |
| SIGMA MARINE SERVICES AS | 835001202 | Oslo | 11 November 2024 | Active |
| COSL UK LIMITED | 934153014 | Aberdeen Ab44 9eq Scotland | 10 October 2024 | Active |
| GGS GLOBAL GEO SEVICES (UK) NUF | 933958272 | Tonbridge Tn11 0ld | 9 September 2024 | Active |
| C-DEG ENVIRONMENTAL ENGINEERING GMBH | 933936821 | De-24109 Melsdorf | 3 September 2024 | Active |
| SMEAHEIA CARBON STORAGE ANS | 934313313 | Stavanger | 29 August 2024 | Active |