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- Mewbourne Oil Company
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- Mitsui Oil
- Mitsui Oil Exploration
- MND Group
- MNP Petroleum
- Moesia Oil and Gas
- MOL Group
- Molecular Energies
- Monitor Exploration
- Mosman Oil & Gas
- Mubadala Petroleum
- Murphy Oil
- MX Oil
- Myanmar Petroleum Resources
- Nabirm
- Nadra Ukrayny
- Nafta
- Naftogaz
- NAM
- NAMCOR
- National Gas Company of Trinidad and Tobago
- National Iranian Oil Company (NIOC)
- National Oil Company of Liberia (NOCAL)
- National Oil Corporation of Kenya
- Navitas Petroleum
- NCOC
- Neconde Energy
- NEO Energy
- Nephin Energy
- Neptune Energy
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- Newcross
- NG Energy International
- Nido Petroleum
- Nigdel United
- Nigerian National Petroleum Corporation (NNPC)
- Nigerian Petroleum Development Company (NPDC)
- Nobel Oil
- Nobel Upstream
- Nomad Energy
- Nordsøfonden
- Noreco
- North Sea Natural Resources
- Northern Oil and Gas
- Norwest Energy
- Nostra Terra Oil and Gas
- NOVATEK
- nternational Petroleum
- NuEnergy Gas
- Oando
- Occidental
- Octanex
- OGDCL
- Oil and Natural Gas Corporation (ONGC)
- Oil India
- Oil Search
- Oilex
- OKEA
- Oman Oil Company
- Oman Oil Company Exploration & Production LLC (OOCEP)
- OMV
- OMV Petrom
- ONE-Dyas
- ONGC Videsh
- ONHYM
- Optimum Petroleum
- Oracle Energy
- Oranto Petroleum
- Orca Energy
- Orcadian Energy
- Orenburgneft
- Orient Petroleum
- Oriental Energy
- ORLEN
- Osaka Gas
- Otto Energy
- Ovintiv
- P3 Global Energy
- Pacific Hunt Energy
- Painted Wolf Resources
- Pakistan Oilfields
- Pakistan Petroleum
- Palomar Natural Resources
- Pan American Energy
- Pan Ocean Oil
- Pan Orient
- Pan Pacific Petroleum
- Pancontinental Oil & Gas
- Pandion Energy
- Pangaea Resources
- Panoro Energy
- Pantheon Resources
- Parami Energy
- Parex Resources
- Park Place Energy
- Parkmead Group
- Pars Oil and Gas Company (POGC),
- Partex Oil and Gas
- Pathfinder Energy
- PEMEX
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- Petrobangla
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- Petroleum Corporation of Jamaica
- Petroleum Development Oman
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- Petrosibir
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- Petroteq
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- Petsec Energy
- Peyto Exploration & Development
- Pharos Energy
- Philippine National Oil Company (PNOC)
- Philodrill
- PHX Minerals
- Pillar Oil
- Pilot Energy
- Ping Petroleum
- Pioneer Natural Resources
- Pipestone Energy
- Pluspetrol
- Po Valley Energy
- Poltava Petroleum
- POLY-GCL Petroleum
- POSCO INTERNATIONAL
- Prax Group
- Predator Oil & Gas
- President Energy
- Prima Energi
- Primeline Energy
- Primeline Energy
- Prize Petroleum
- Prominence Energy
- Prospera Energy
- Prospex Energy
- PTTEP
- Purneftegaz
- PXP Energy
- Qarun Petroleum
- QatarEnergy
- Qatargas
- Quattro Energy
- Raffles Energy
- RAK Gas
- RAK Petroleum
- Ramba Energy
- Range Resources
- Ratio Oil
- Rawson Oil and Gas
- RDG
- Reabold Resources
- Reach Energy
- ReachCSG
- Real Energy
- ReconAfrica
- Red Emperor Resources
- Red Sky Energy
- Regal Petroleum
- Reliance Industries
- Remus Petroleum
- Renaissance Oil
- Repsol
- Rex International
- Ridgemar Energy
- Ridgewood Energy
- Riley Exploration Permian
- Ring Energy
- Roc Oil
- Rockhopper
- RockRose Energy
- Romgaz
- Rosneft
- Rosneft
- RoyalGate Energy
- RusPetro
- RussNeft
- RWE Renewables
- SABAH INTERNATIONAL PETROLEUM
- Sahara Group
- Saif Energy
- Saka Energi
- Sakhalin Energy
- Sakhalinmorneftegaz
- Salym Petroleum
- Samos Energy
- San Leon Energy
- Sand Hill Petroleum
- SandRidge Energy
- Sapura Energy
- Sasol
- Saudi Aramco
- Savannah Energy
- Scirocco Energy
- Scomi Energy Services
- SDX Energy
- SEEPCO
- Senex
- SEPCOL
- Seplat Energy
- Sequa Petroleum
- SEREPT
- Serica Energy
- Serinus Energy
- Shaanxi Yanchang
- Sharjah National Oil Corporation
- Shell
- Sherritt International
- Shoreline Natural Resources
- Siccar Point Energy
- Silver Wave Energy
- Simba Essel Energy
- Simwell Resources
- Sino Gas & Energy
- Sinopec
- Sirius Petroleum
- SK E&S
- Skagen44
- Slavneft
- SM Energy
- SOCAR
- SODECO
- Soliton Resources
- Soma Oil & Gas
- Somoil
- SONAGÁS
- Sonangol
- Sonatrach
- Songas
- Sonoro
- SOSINA Exploration
- Sound Energy
- Source Energy
- South Atlantic Petroleum (SAPETRO)
- South Pacific Resources
- Southwestern Energy
- Sovico Holdings
- Spark Exploration
- Spirit Energy
- SpotOn Energy
- Springfield
- Star Energy Group
- Star Phoenix Group
- Starcrest
- Steam Oil Production Company
- Strike Energy
- SUDAPET
- Sugih Energy
- Sumatec Resources
- Suncor Energy
- SundaGas
- SunTrust Oil
- Supernova Energy
- Surgutneftegas
- Sval Energi
- Svenska Petroleum
- Swala
- Swift Exploration
- Syncrude Canada
- T5 Oil & Gas
- Tailwind Energy
- Taleveras
- Talon Energy
- Talos Energy
- Tamar Petroleum
- Tamarack Valley Energy
- Tamarind
- Tamboran Resources
- Tangram Energy
- Tanzania Petroleum Development Corporation (TPDC)
- Tap Oil
- TAQA
- TARBA ENERGIA
- Tatneft
- Tatweer Petroleum
- Tecpetrol
- Tellurian Investments
- Tenaz Energy
- Tengizchevroil
- Terra Energy Partners
- Terrain Energy
- Tethys Oil
- Tethys Petroleum
- Tharwa Petroleum
- Third Energy
- TIMOR GAP
- Tlou Energy
- TNOG Oil and Gas
- Todd Energy
- Tomskneft
- Top End Energy
- TOPIC
- Torchlight Energy
- Tosaco Energy
- Total Eren
- TotalEnergies
- Touchstone Exploration
- Tourmaline
- Tower Resources
- TPAO
- Trace Atlantic Oil
- TransAtlantic Petroleum
- TransGlobe Energy
- Tri-Star
- Triangle Energy
- Trident Energy
- Trillion Energy
- Trinity
- Trio Petroleum
- Triple Energy
- Tudor Hall Energy
- Tulip Oil
- Tullow Oil
- Türkmengaz
- Turkmenneft
- Twinza Oil
- Udmurtneft
- UK Oil & Gas
- Ukrnafta
- Umbono Capital
- Union Jack Oil
- United Energy Group
- United Oil & Gas (UOG)
- UP Energy
- Upland Resources
- Urals Energy
- Uvatneftegaz
- VAALCO Energy
- Valeura Energy
- Validus Energy
- Vanyeganneft
- Vår Energi
- Vattenfall
- Vegas
- Vencer Energy
- Viaro
- VICO Indonesia
- Victoria Oil & Gas
- Videocon
- Vintage Energy
- Vital Energy
- Vitol
- W&T Offshore
- Waha Oil Company (WOC)
- Waldorf Production
- Warrego Energy
- Watan Oil and Gas
- Wellesley Petroleum
- Wentworth Resources
- Western Gas
- Westlawn Americas Offshore
- Whalsay Energy
- Whitebark Energy
- Whiting Petroleum
- Wildcat Petroleum
- Winchester Energy
- Wintershall Dea
- Woodside
- wpd
- XCD Energy
- Xplorer
- Yanchang Petroleum
- Yinka Folawiyo
- Yug-Neftegaz
- Zallaf
- Zargon Oil & Gas
- Zavanna
- Zaver Petroleum
- Zenith Energy
- Zephyr Energy
- Zeta Petroleum
- ZhenHua Oil
Farm-in Opportunities
G&G Services
- Adrok
- ARGAS
- Austin Exploration
- Bell Geospace
- BGP
- Cambridge Carbonates
- Cambridge Geoconsultants
- CGG
- ChronoSurveys
- Count Geophysics
- Datum Stratigraphic Associates
- Discover Geoscience
- Exploro
- Fault Dynamics Research Group
- Geoex MCG
- Geoforce
- GeoMark
- Geometrics
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- Geophysical Insights
- Geospatial Research
- GIS-PAX
- Global Geophysical Services
- GNS Science
- HOT Engineering
- IGI
- Independent Consultant: Greg Samways, Adinvenio
- Mansfield Energy
- MFDevCo
- Neuralog
- Petronext International
- PetroStrat
- Premier Oilfield Group
- Rockwash Geodata
- ROSGEO
- STAG
- Stratos Energy Advisors
- Stratum Reservoir
- Synterra Technologies
- Terroleum UGC
- VBPR
Geothermal Energy
- AltaRock Energy
- Arctic Green Energy
- Australian Geothermal Association
- Bulgarian Association Geothermal Energy
- CAUSEWAYGT
- Cornish Lithium
- Criterion Energy Partners
- Deep Earth Energy Production
- Eden Geothermal
- EGS Energy
- European Geothermal Energy Council
- GEG
- GeoScience
- Geothermal Development Company
- Geothermal Energy Advancement Association (GEAA)
- Geothermal Engineering (GEL)
- Geothermal Rising
- Gradient Geothermal
- GreenFire Energy
- Iceland Drilling
- Innargi
- International Geothermal Association (IGA)
- Ross DK
- Shift Geothermal
- Star Energy Geothermal
- TownRock Energy
- Within Energy
- ZeroGeo Energy
Global Industry Support
- Abraj Energy Services
- AFGlobal
- Air Products
- Aker Solutions
- Alleima
- Archer
- ASCO
- Axess Group
- Baker Hughes
- Balmoral Group
- Bay Matrix Group
- Bechtel
- Bureau Veritas
- Calpine Corporation
- CAN Group
- Cape
- Centurion
- Clariant
- ClearWELL Oilfield Solutions
- Clough
- Coretrax
- Crosby
- Danos
- DCN Diving
- DeltaTek Group
- DNV
- Doosan Babcock
- Dril-Quip
- Emerson
- EnerMech
- Enerpro Group
- EquiPetrol
- Fairfield Geotechnologies
- FH Bertling
- First Integrated Solutions
- Fugro
- Fulkrum
- Gaia Earth Group
- Geocadinal Integrated Services
- GEODIS
- Geolog International
- GN Rope Fittings
- GTS-Geotech
- Halliburton
- Hydrocarbon Dynamics (HCD)
- ICR Integrity
- Inductosense
- Infinity
- Jacobs Engineering
- JBS Group
- JDR
- KBR
- KCI
- KONGSBERG
- Kvaerner
- LADOL
- LEAP Energy
- LoneStar Group
- Magma Products
- Malaysia Marine and Heavy Engineering
- MInteg
- MRDS
- N'GENIUS
- NOV Inc.
- Oil States Energy Services (OSES)
- Oilserv
- Paradigm Group
- PDi
- Peloton
- PENSPEN
- Peterson
- Petrasco
- Petro-king
- Petrofac
- Petroleum Geo-Services (PGS)
- Pier Solutions
- Proserv
- Provaris
- px Group
- READ Cased Hole
- Romar-Abrado
- Rosen
- RPS Energy
- Safetec
- Semco Maritime
- SGS
- Siemens
- Silverwell Energy
- SLB
- Surface
- Swire Energy Services
- TechnipFMC
- Tiba Oil Tools
- TWMA
- Unique Group
- UTEC
- Vallourec
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- Weatherford
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- Wood
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- Xcalibur Multiphysics
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Health & Safety, Environment
Independent Consultant
Industry Commentary
Information Providers
Insurance
Intelligence
KeyFacts Energy Contributors
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Ministry of Energy
Offshore Services
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- EIVA
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- Oil States Industries
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- SEVMORNEFTEGEOFIZIKA
- Shearwater GeoServices
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- Sovcomflot
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- TDI-Brooks
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- Van Oord
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- Weir Oil & Gas
- WGP
- Windcat
- Yinson
- Zenith Energy
Organizations
- Aberdeen Renewable Energy Group
- AEMI
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- ANCAP
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- APPEA
- Atlantic Council
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- Australian Pipeline Industry Association Ltd (APIA)
- AXIS
- British Geological Survey (BGS)
- Bureau of Ocean Energy Management (BOEM)
- C-NLOPB
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- Canadian Global Exploration Forum
- Canadian Society of Petroleum Geologists (CSPG)
- CAPP
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- CASP
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- CCSA
- CEF
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- Croatian Hydrocarbon Agency
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- Decom Mission
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- EAGE
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- EITI
- EnerGeo Alliance
- Energistics
- Energy Industries Council (EIC)
- Energy Information Administration (EIA)
- Energy Institute (EI)
- Energy Policy Research Foundation, Inc. (EPRINC)
- Energy Workforce & Technology Council
- ESTA
- ETZ
- European Association of Geoscientists and Engineers (EAGE)
- European Federation of Geologists (EFG)
- exploHUB
- Extractive Industries Transparency Initiative (EITI)
- Faroese Geological Survey (Jarðfeingi)
- FORCE
- Gas Exporting Countries Forum (GECF)
- Geological Society
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- GESGB
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- HHRM
- Iceland GeoSurvey
- IEA
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- Independent Petroleum Association of America
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- International Centre for Energy Arbitration (ICEA)
- IOOA
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- Nigeria – Sao Tome and Príncipe Joint Development Authority (JDA)
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- NOIA
- NOPSEMA
- NORSAR
- North Africa Research Group (NARG)
- North Sea Transition Authority
- Norwegian Energy Partners (NORWEP)
- Norwegian Offshore Directorate
- NRGI
- Oceanscan
- OCIMF
- Offshore Energies UK
- Offshoreenergy.dk Oil & Gas
- OFS PORTAL LLC
- OGCI
- Ohio Oil & Gas Association
- Oil and Gas Independents’ Association
- OMNIS (Office des Mines Nationales et des Industries Stratégiques)
- OPEC
- OPITO
- Opportunity North East
- Organization of the Petroleum Exporting Countries (OPEC)
- Pakistan Petroleum Exploration and Production Companies Association (PPEPCA)
- PanTerra
- Petroleum Agency SA
- Petroleum Equipment & Services Association
- Petroleum Exploration Society of Australia (PESA)
- REA Renewable Energy Association
- RenewableUK
- Russia Renewable Energy Development Association
- Scottish Energy Forum
- SEAPEX
- SNH
- Society for Underwater Technology (SUT)
- Society of Petroleum Engineers (SPE)
- Solar Energy UK
- SONIDEP
- South Africa Department of Energy
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- Subsurface Task Force
- Texas Alliance of Energy Producers
- The Data Lab
- The Oil & Gas Technology Centre
- TNO
- TXOGA
- U.S. Department of Energy
- UKOOG
- USGS
- WSPA
Products & Services
- AEL
- Brimmond
- Digital Edge Subsea
- DTI
- Duprex Offshore
- EMM Corp
- Enerion
- Enpet
- Envirent
- Euroload
- Fibron
- Gibb Group
- Glacier Energy
- Gye-Nyame Offshore Services
- Hazchem Safety
- i2S
- Impact Selector
- Impact Subsea
- Kent Introl
- Micron Eagle
- Norbar Torque Tools
- Northern Connectors
- Nylacast
- OSSO
- Petrolia
- PICS
- Reactive Downhole Tools
- Resato
- Rival Downhole Tools
- Rossi
- RotoJar
- RTS
- Safelift Offshore
- SAMSON Controls
- Shimadzu
- Slingco
- TCDL Steel
- The Impulse Group
- UMS Flowell
- Valeport
- Wellpro Group
- Whitecap Scientific
- X-ray Mineral Services
Project Marketing
Publications
Recruitment/ Executive Search
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- Energy Operators
- ersg
- ESSRecruit
- Genesis Personnel
- Gerard Daniels
- Green Executives
- Grosvenor Clive & Stokes
- Heidrick & Struggles
- IBR Group International
- McGregor Consultants
- MNR
- Oilfield Medics
- Opus Executive Partners
- Oxana Bristowe
- Performance Energy
- Petroplan
- Preng & Associates
- PTS Advance
- Rise Technical
- Samuel Knight International
- Sigma Recruitment
- The Highfield Company
- Visuna
- Working Smart
- WRS
Renewable Energy Companies
- 3Degrees
- 5B
- 8minute Solar Energy
- ABO Wind
- ACCIONA Energy
- ACEN
- ACORE
- AES Corporation
- Agder Energi
- Aker Carbon Capture
- Aker Horizons
- Aker Offshore Wind
- AMEA Power
- ANDRITZ HYDRO
- APA Group
- Aster Renewable Energy
- Atlantic Shores Offshore Wind
- Aura Power
- Australis Energy
- Avangrid Renewables
- Axpo
- Azure Power
- BayWa
- Blue Elephant Energy
- Blue Gem Wind
- BlueFloat Energy
- Bluestar Energy Capital
- BNRG
- Boralex
- Borrego Solar
- Boston Energy
- bp ventures
- Bramble Energy
- Brockwell Energy
- BW Ideol
- Cadeler
- Camco
- Carbon Neutral Energy
- CCL Components
- CDP Global
- Cedar Creek Energy
- CeraPhi
- Ceres
- Cerulean
- ČEZ Group
- Clarksons Offshore & Renewables
- Clean Earth
- Cloudberry
- Copenhagen Infrastructure Partners
- Copenhagen Offshore Partners
- Corio Generation
- Cornwall Insight
- CorPower Ocean
- cruh21
- CWind
- Daystar Power
- dCarbonX
- DCO Energy
- Deep Wind Offshore
- DEME
- DEPCOM Power
- Diamond WTG Engineering & Services
- DP Energy
- Drax Group
- DunoAir
- Eagle Creek Renewable Energy
- Earth Wind & Power
- Eavor
- Eco Wave Power
- ECOHZ
- Ecoplexus
- Ecoppia
- EDF Renewables
- Edison International
- EDP Renewables
- EDS HV
- Elementum Energy
- Elevon
- EMEC
- Emeren
- Enbridge
- ENCAVIS
- Enel Green Power
- ENERCON
- Energiekontor
- Energiequelle
- Energy Council
- Eneti
- ENGIE
- Enlight
- Eolus
- EP ENERGY Group
- ERG
- European Energy
- Fervo Energy
- Finerge
- FloatWind
- Flotation Energy
- France Energie Eolienne
- Fred. Olsen Renewables
- Freja Offshore
- GE Renewable Energy
- GE Vernova
- General Oceans
- Glennmont Partners
- Global Energy Ventures
- Goldwind
- Green Power Investment
- Greencoat Renewables
- Greenko
- Gulf Wind Technology
- Haizea Wind Group
- Heliogen
- Hexicon
- Highfield Energy
- Hiringa Energy
- Horisont Energi
- Hydro
- ib vogt
- Iberdrola
- Iberia Solar
- Idemitsu Renewables
- Ideol
- Ignitis Group
- Ilmatar Energy
- Infinergy
- Infinite Blue Energy
- Infrastructure and Energy Alternatives
- Inox Wind
- ion Ventures
- JERA
- JERA Nex
- Kallista Energy
- Kruger Energy
- Lapis Energy
- Lightsource bp
- Longroad Energy
- Luxcara
- Magnora
- Mainstream Renewable Power
- Masdar
- MHI Vestas Offshore Wind
- Mocean Energy
- Modvion
- Mooreast
- MPC Energy Solutions
- Muirhall Energy
- MWNW
- Nala Renewables
- National H2
- Natural Power
- Nautilus Solar Energy
- NBT
- NEAG
- Neoen
- New Energy Update
- Nexans
- NextEra Energy
- Nordex Group
- Northern Lights
- Nova Innovation
- NovaWind
- NTR
- NuQuest Energy
- Ocean Energy Systems
- Ocean Power Technologies
- Ocean Winds
- Odfjell Oceanwind
- Onward Energy
- ONYX Insight
- Opdenergy
- Opergy Group
- Orbital Marine Power
- Ormat Technologies
- Orrön Energy
- OSMI
- OSMI
- OWC
- OX2
- Pacifico Energy
- Pacifico Renewables
- Parkwind
- Pathfinder Clean Energy
- PEAK Wind
- PNE Group
- Principle Power
- Protium
- Q ENERGY
- Rabbalshede Kraft
- Red Rock Power
- Renantis
- ReneSola Power
- Renewable Connections
- Renewable Parts
- Renewable Power Capital
- Renewables Consulting Group
- Renews
- RES
- RIDG
- Saildrone
- SBT Energy
- Scatec
- SeaRenergy
- Seaway 7
- Senvion
- Siemens Gamesa
- SIMEC Atlantis Energy
- Simply Blue Energy
- Skyborn Renewables
- SolarDuck
- Sonnedix
- SPIC Brasil
- SSE Renewables
- Statkraft
- Stena Renewable
- Storegga Geotechnologies
- Storelectric
- Summit Energy Evolution Limited (SEEL)
- sustain:able
- Suzlon
- Swift Current Energy
- TenneT
- Terna Energy
- ThinkGeoEnergy
- TPI Composites
- Tri Global Energy
- TROVE Renewables
- Tullip Energy
- UKA Group
- VALOREM
- Vårgrønn
- Vena Energy
- VENSYS Energy
- Venterra Group
- Ventient Energy
- Vesper Energy
- Vestas
- Vineyard Wind
- Vision Energy
- Viviid Renewables
- VivoPower
- Voltalia
- VSB Group
- WAB
- Wave Energy Scotland
- Wave Hub
- WEC Energy Group
- Westbridge Renewable Energy
- Wind Catching Systems
- WINDAR renovables
- Windco
- Windstaller Alliance
- wpd
- X1 Wind
- XGS Energy
- Young People's Trust for the Environment
- Ørsted
Renewable Energy Organizations
- American Clean Power
- Asia Wind Energy Association
- Electricity Supply Board (ESB)
- Energi Coast
- Fraunhofer IWES
- G+
- GWEC
- IADC
- International Renewable Energy Agency (IRENA)
- National Renewable Energy Laboratory
- Octopus Renewables
- OWGP
- REN21
- RenewableNI
- Renewables Grid Initiative
- RES4Africa
- Scottish Renewables
- The Carbon Trust
- The Crown Estate
- Thrive Renewables
- Wind Denmark
- Wind Energy Ireland
- WindEurope
Seismic Services
- Absolute Imaging
- Avalon Sciences Ltd (ASL)
- Blue Ocean Seismic Services
- Canesis Data
- Delft Inversion
- dGB Earth Sciences
- DownUnder GeoSolutions
- Echo Seismic
- EIF GeoSolutions
- Eliis
- EMGS
- Explor
- Geokinetics
- Geoprocesados
- GeoProvider
- Geospace Technologies
- GK Processing
- Hughes Subsea Services
- Hydenlyne
- Kappa Offshore Solutions
- MicroSeismic
- Moveout Data Seismic Services
- Multi-Client Resources (MCR)
- NodalSeismic
- PetroMarker
- PetroTrace
- Polarcus
- PXGEO
- Rock Physics Technology
- RockWave
- SAExploration
- SeaBird Exploration
- Searcher Seismic
- Seisintel
- Seismic Image Processing
- SeismicCity
- Sercel
- Sharp Reflections
- Silverthorne Seismic
- Stryde Further
- TenzorGeo
- Terrex Seismic
- Troika
- Velseis
- Verif-i
Service Company Support
Software Development
- A2E
- Absoft
- Acceleware
- ARC CLS
- Arnlea
- Arrowdawn
- AVEVA
- Bluware
- C-SAM
- Cegal
- Cimteq
- Cloud Energy Software
- CMG
- Cognite
- Earth Science Analytics (ESA)
- Ecometrica
- eDrilling
- Enki
- Esri
- Fennex
- GeoSoftware
- Geoteric
- GeoTomo
- GVERSE GeoGraphix
- HRH Geology
- Infotechnics
- Intoware
- KADME
- KAPPA Engineering
- Landmark
- LMKR
- Lumos 365
- MO4
- NDB Upstream
- P2 Energy Solutions
- PDS Group
- PDS Group
- PrioriAnalytica
- Prism Systems Management
- Progressive TSL
- Qeye
- Rawwater Engineering
- Reservoir Imaging
- Rock Flow Dynamics
- Seequent
- Solab
- STC INSISO
- W Energy Software
State Oil Companies
- ADNOC
- Albpetrol
- Bahrain Petroleum Company (Bapco)
- BGFCL
- Brunei National Petroleum
- CNPC
- CUPET
- Ecopetrol
- EGPC
- Egyptian General Petroleum Corporation
- ENH
- Equinor
- ETAP
- Gabon Oil Company
- Gazprom
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- GNPC
- Heritage Petroleum
- KazMunaiGas
- Kuwait Petroleum (KPC)
- NAMCOR
- National Iranian Oil Company
- National Oil Kenya
- Nilepet
- NOC
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- Oman Oil Company
- ONGC
- PDVSA
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- Pertamina
- Petrobangla
- Petrobras
- PetroChina
- Petroci
- Petroecuador
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- Petroleum Corporation of Jamaica
- PETRONAS
- Petroperú
- PetroSA
- PETROSEN
- PetroSeychelles
- Petrovietnam
- Philippine National Oil Company
- PTTEP
- QatarEnergy
- Rosneft
- Saudi Aramco
- Sharjah National Oil Corporation
- Sinopec
- SNH - Cameroon
- SNPC
- SOCAR
- Sonangol
- Sonatrach
- Staatsolie
- SUDAPET
- Tanzania Petroleum Development Corporation
- Timor Gap
- Türkmengaz
- Yemen Oil & Gas Corporation
- YPF
- YPFB
Subsea
- 3D at Depth
- 4Subsea
- Acoustic Data
- Acteon
- Aleron
- Altus Intervention
- Aquatec Group
- Aquatic
- Archer Knight
- Argeo
- Ashtead Technology
- Atteris
- Axiom EMI
- BiSN
- Bluefield Geoservices
- Blueprint Subsea
- C-Innovation
- C-Kore
- C-Tecnics
- Caldive
- CCB Subsea
- Centurion Subsea Services
- Claxton
- Connector Subsea Solutions
- Cortez Subsea
- DeepOcean
- DeepTech Oil Services
- Deepwater
- DeltaTek Global
- DOF Subsea
- Ecosse IP
- EFC Group
- Enpro Subsea
- Enteq Upstream
- EODEX
- Film-Ocean
- Flexlife
- FSubsea
- FutureOn
- Geo Oceans
- Geoquip Marine
- Global Offshore
- Halfwave
- Havfram
- Hendrik Veder Group
- Hiretech
- Hydra
- HydraWell
- Hydro Group
- i-Tech Services
- IKM Subsea
- Imenco
- Innospection
- InterMoor
- Interventek
- Inuktun
- J+S Subsea
- J2 Subsea
- James Fisher and Sons
- Kawasaki Subsea
- Koil Energy
- Kraken Robotics
- Kreuz Subsea
- Large Diameter Drilling (LDD)
- Lateral
- M2 Subsea
- MacArtney
- MANSAM
- Master Flo
- Mermaid Maritime
- Miros
- MMT
- MODUS
- Motive Offshore Group
- N-Sea
- Namaka Subsea
- Nauticus Robotics
- NCS SubSea
- neomare
- NESR
- NETmc Marine
- NORBIT
- NXG
- Ocean Floor Geophysics
- Ocean Infinity
- Oceanbotics
- Oceanergy
- OceanTools
- OMS
- OneSubsea
- Optime Subsea
- OSI
- Otto Marine
- PMI Industries
- Pryme Group
- Reach Subsea
- Red7Marine
- Rever Offshore
- RockSalt Subsea
- Rotech
- Rovco
- ROVOP
- Saab Seaeye
- Seabed Geosolutions
- SEAMEC
- Seatronics
- Seiche
- Sentinel Subsea
- Soil Machine Dynamics (SMD)
- Sonardyne
- Spectis Robotics
- Stinger Technology
- STL
- STR
- Subsea 7
- Subsea Innovation
- Subsea Integration Alliance
- Subsea Supplies
- SubseaPartner
- Sulmara Subsea
- Tekmar Energy
- Teledyne Marine
- The Underwater Centre
- Tritech International
- TSC Subsea
- UCO
- UNDEROCEAN
- Vaarst
- Verlume
- Viewport3
- Walker Subsea
- WellConnection Group
- XOCEAN
Technical Services
- ADNOC Logistics & Services
- Ambyint
- Aquaterra Energy
- Concept Cables
- Craig International
- Dynamic Edge
- Enservco
- Geo-Technology
- Iranian Offshore Engineering and Construction Company
- Legasea
- Load Monitoring Systems (LMS)
- LS Energy Solutions
- Nine Energy Service
- NorSea
- Oilfields Supply Center
- Orica
- Partrac
- Peak Well Systems
- Pioneer Energy
- Pipetech
- Reveal Energy
- SkyLifter
Technology
- ABB
- Akselos
- Aramco Overseas
- Ardyne
- Aubin Group
- Blue Gentoo
- Bluewater
- Business Growth Fund
- Capgemini
- Cavitas Energy
- CHA Integrated Solutions
- Clear Solutions International
- Core Laboratories
- DigitalGlobe
- Dräger
- Drilling Systems
- Entech Solutions
- Forum Energy Technologies (FET)
- Frontrow Energy Technology
- Funk Futures
- GCE Ocean Technology
- GeoDynamics Research
- Geologix
- Hiber
- HydroVolve
- Ikon Science
- IMRANDD
- Interica
- io consulting
- Jereh Group
- Minerals Technologies
- NDT Global
- Net Zero Technology Centre
- Oil & Gas Measurement
- OPEX
- ORE Catapult
- Petroleum Leeds
- Pragma
- ROGII
- Satelytics
- Silixa
- Target Energy Solutions
- Texo
- TGT
- TouchstoneEnergy
- Unity
- Vissim
- Welltec
Training
- 3t
- 3t Energy Group
- Ann McRobb Associates
- ASL Safety & Training
- CCC Training
- Clyde Training Solutions
- CWC Group
- EPTS
- Esanda
- EUTEX
- GeoLogica
- Infocus International
- Maersk Training
- MDT International
- Norwell EDGE
- Oilennium
- PetroEdge
- PetroSkills
- RelyOn Nutec
- Survivex
- The Hub Event
- TRACS International
- Tullos Training
- WBC Training
Universities
- Al Amal Program
- CEPMLP
- GeoHub Liverpool
- GeoNetZero CDT
- Glasgow Centre for Sustainable Energy
- Institute of Geoenergy Engineering
- Jackson School of Geosciences
- Oil and Gas Business School
- RGU Energy Transition Institute
- Sultan Qaboos University
- University College Dublin
- University of Aberdeen
- University of Birmingham
- University of Ibadan
- University of Liverpool
- University of Plymouth
- University of Port Harcourt