| O.G. Specialstilladser ApS | moreriogs | me@ogspecialstilladser.dk | Morten | Eriksen | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| Observator Instruments | Observator | cve@observator.com | Colinda | van der Velde | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| OCCITANIE REGION | sopgraocc | sophie.gerard@agence-adocc.com | Sophie | Gérard | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| OEG Renewables | OEGR | kathryn.watts@oegoffshore.com | Kathryn | Watts | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| OES Group | robforoes | rforsyth@oesgroupltd.com | Robert | Forsyth | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| Offshore Coalition for Energy and Nature | aleteswin | charlotte@renewables-grid.eu | Charlotte | Mueller | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| Offshore Kinetic Energy Reservoirs - OKER energy | Okerenergy | espeland@okerenergy.com | Dag-Ove | Espeland | Active | Edit | View | Manage Stands | Delete |
| 4 |
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| OHT | nikbeaoht | nb@oht.no | Nikki | Beales | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| Ola Test | OlaTest | aleksandra.nowak@windeurope.org | Ola1 | Test | Active | Edit | View | Manage Stands | Delete |
| 4 |
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| Ola Test 2 | OlaTest2 | aleksandra.nowak@windeurope.org | Ola1 | Nowak | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| OMERIN SAS | Omerin | jean-antoine.boncompain@omerin.com | Jean-Antoine | BONCOMPAIN | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| OMIL OFFSHORE | omiloffshore | soraya.fernandez@omil.es | SORAYA | FERNÁNDEZ OMIL | Active | Edit | View | Manage Stands | Delete |
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| ONYX Insight | mathadins | Hannah.Waterfield@onyxinsight.com | Hannah | Waterfield | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| ORCA Crew Services | OrcaWind123 | i.kontrimaite@orca-crew.com | Ieva | Kontrimaite | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| ORCHIS Umweltplanung GmbH | orch7652 | sabine.behrmann@orchis-eco.de | Sabine | Behrmann | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| ORCHIS Umweltplanung GmbH | ORCHIS | peter.hochrathner@orchis-eco.de | Peter | Hochrathner | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| Orcina Ltd | Orcina100 | orcina@orcina.com | Yvonne | Morgan | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| OREMOTOR | isaenzlopez | isaenzlopez@oremotor.com | Iñigo | Sáenz-López Lacambra | Active | Edit | View | Manage Stands | Delete |
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| 4 |
| Orga Aviation bv | cergoc1 | c.v.goch@orga.nl | Ceremco | van Goch | Active | Edit | View | Manage Stands | Delete |
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| 4 |
| Orient Cable（NBO) | yuehuanin | hyj@orientcable.com | Yuejia | Huang | Active | Edit | View | Manage Stands | Delete |
| 4 |
| 4 |
| Orient Cable (NBO) | Jessi Hong | jessica@orientcable.com | Jessi | Hong | Active | Edit | View | Manage Stands | Delete |
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| Orkney Harbour Authority | pauolvork | paul.olvhoj@orkney.gov.uk | Paul | Olvhoj | Active | Edit | View | Manage Stands | Delete |
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| Orlen Neptun | OrlenNeptun | lilwiana.wiadrowska@orlen.pl | Liliana | Wiadrowska | Active | Edit | View | Manage Stands | Delete |
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| ORMAZABAL | Ormz8172 | nbu@ormazabal.com | Nagore | Bengoetxea Urrutikoetxea | Active | Edit | View | Manage Stands | Delete |
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| OTN Systems | grischotn | griet.de_schrijver@otnsystems.com | Griet | De Schrijver | Active | Edit | View | Manage Stands | Delete |
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| OW OCEAN WINDS | carbelowo | josemiguel.mesa@oceanwinds.com | José Miguel | Mesa | Active | Edit | View | Manage Stands | Delete |
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| Oxiplant | Oxiplant | marketing@oxiplant.com | Jorge | Torres Artime | Active | Edit | View | Manage Stands | Delete |
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| The ONS Foundation | angianthe | angelo@ons.no | Angelo | Iannelli | Active | Edit | View | Manage Stands | Delete |
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| Ørsted | wesrst | MATAN@orsted.com | Mathias | Ahnfeldt | Active | Edit | View | Manage Stands | Delete |
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