| Angola |
Angola Cables |
| Antigua and Barbuda |
Antigua Public Utilities Authority |
| Aruba |
Setar N.V. |
| Australia |
Australia Japan Cable Ltd |
| Australia |
Australia's Academic and Research Network (AARNet) |
| Australia |
Australian Government |
| Australia |
Basslink Pty Ltd |
| Australia |
Fiber Sense Pty Limited |
| Australia |
Marinus Link |
| Australia |
Southern Cross Cables Limited |
| Australia |
Subco |
| Australia |
Telstra Limited |
| Benin |
Société Béninoise d’Infrastructures Numériques (SBIN SA) |
| Bermuda |
Australia Singapore Cable Limited (ASC/VOCUS) |
| Bermuda |
Regulatory Authority of Bermuda |
| Brazil |
Blue Marine Telecom - ZMAX GROUP |
| Canada |
Crosslake Fibre UK Limited |
| Canada |
Defence Research and Development Canada (DRDC) |
| Canada |
Global Spatial Technology Solutions Inc. (GSTS) |
| Canada |
IT International Telecom Canada Inc. |
| Canada |
Ocean Networks Canada |
| Cayman Islands |
Government of the Cayman Islands |
| China |
China Telecommunication Corporation |
| China |
China United Network Communications Co., Ltd. |
| China |
Haikou Branch of Guangzhou Bureau, EHV, China Southern Power Grid |
| China |
HMN Technologies Co., Ltd |
| China |
HMN Technologies Group Co., Ltd. |
| China |
S. B. Submarine Systems Co., Ltd |
| China |
Zhongtian Technology Submarine Cable CO, LTD |
| Chinese Taipei |
Chunghwa Telecom CO., Ltd (CHT) |
| Colombia |
CS Marineland |
| Colombia |
Energía Integral Andina S.A. |
| Comoros |
Comores Cables |
| Cyprus |
Cyprus Telecommunications Authority |
| Cyprus |
Gaeaquatic Ltd |
| Denmark |
Arelion Sweden AB |
| Denmark |
Gatehouse Maritime |
| Denmark |
NKT |
| Denmark |
NORDUnet A/S |
| Egypt |
Telecom Egypt |
| France |
Axiom |
| France |
Cosma |
| France |
Orange Marine |
| France |
Orange S.A. |
| France |
Shom - French Hydrographic Office |
| France |
SIPARTECH |
| France |
Total Energies OneTech |
| French Polynesia |
ONATI/OPT PF |
| Gabon |
ACE GABON |
| Gambia |
Gambia Submarine Cable Company (GSC) |
| Germany |
Amprion Offshore GmbH |
| Germany |
AP Sensing GmbH |
| Germany |
Fugro Germany Marine GmbH |
| Germany |
Oceanic Environmental Cables GmbH |
| Germany |
Prysmian Group |
| Germany |
Seaway Offshore Cables GmbH |
| Germany |
Tennet Offshore GmbH |
| Ghana |
Dolphin Communication LTD |
| Gibraltar |
Gibtelecom |
| Greece |
Grid Telecom Greece |
| Greece |
Hellenic Telecommunications Organization S.A. / OTE S.A. |
| Greece |
IPTO- Independent Power Transmission Operator of the Hellenic Republic |
| Greece |
Power Sub Link SA |
| Greenland |
Tusass A/S |
| Guam |
Docomo Pacific |
| Hong Kong SAR |
China Mobile International Limited |
| Hong Kong SAR |
College of Engineering, City University of Hong Kong |
| Hong Kong SAR |
Hong Kong Marine Contractors Limited |
| Hong Kong SAR |
NTT Com Asia Limited |
| Hong Kong SAR |
PCCW Global Limited |
| Iceland |
Farice ehf |
| India |
Department of Telecommunications, Government of India |
| India |
TATA Communications Ltd |
| Indonesia |
Pushidrosal (Pusat Hidro-Oseanografi TNI Angkatan Laut) |
| Indonesia |
Solwake |
| Indonesia |
Telekomunikasi Indonesia International (Telin) |
| Ireland |
Aqua Comms Management Limited |
| Ireland |
EllaLink Ireland Limited |
| Ireland |
EXA Infrastructure Atlantic Ireland Limited |
| Ireland |
Gas Networks Ireland t.a. Aurora Telecom |
| Ireland |
MSFT MCIO Limited |
| Italy |
Elettra Tlc S.p.A. |
| Italy |
INFN Istituto Nazionale Fisica Nucleare National South Laboratory |
| Italy |
Poliservizi srl |
| Italy |
Retelit Digital Services |
| Italy |
Telecom Italia Sparkle |
| Japan |
Earthquake Research Institute (Unv of Tokyo) |
| Japan |
Japan Agency for Marine-Earth Science and Technology |
| Japan |
KDDI |
| Japan |
KDDI Cableships & Subsea Engineering Inc. (KCS) |
| Japan |
Mer Bleue Ltd. |
| Japan |
Ministry of Internal Affairs and Communications of Japan |
| Japan |
National Research Institute for Earth Science and Disaster Resilience |
| Japan |
NEC Corporation |
| Japan |
NEC Networks & System Integration Corporation |
| Japan |
NTT Ltd Japan Corporation |
| Japan |
NTT World Engineering Marine Inc. |
| Japan |
OCC Corporation |
| Japan |
SoftBank Corp. |
| Japan |
TIP Consulting Company, Ltd. |
| Jersey |
Channel Islands Electricity Grid Limited |
| Jersey |
Jersey Telecom Global, (JT) |
| Kenya |
Telkom Kenya |
| Kenya |
The East African Marine System Ltd (TEAMS) |
| Korea |
GPS Data Net Inc. |
| Korea |
LS Marine Solution Co., Ltd. |
| Madagascar |
TELMA SA |
| Malaysia |
OMS Group Sdn Bhd (Optic Marine Services) |
| Malaysia |
Sarawak Energy Berhad |
| Malaysia |
TM Berhad |
| Maldives |
Dhivehi Raajjeyge Gulhun Plc. (DHIRAAGU) |
| Malta |
GO p.l.c. |
| Malta |
Interconnect Malta (ICM) |
| Malta |
Malta Communications Authority |
| Malta |
Oceans & Cables LTD |
| Mauritius |
Mauritius Telecom |
| Mauritius |
Seacom Ltd |
| Mauritius |
West Indian Ocean Cable Company Limited (WIOCC) |
| Mexico |
AMERICA MOVIL |
| Monaco |
Mama Shipping SARL |
| Mozambique |
Mozambique Telecom (TMCEL) |
| Namibia |
Telecom Namibia |
| Netherlands Antilles |
Saba Statia Cable System BV |
| Netherlands Antilles |
SMITCOMS |
| New Caledonia |
OPT - Nouvelle Caledonie |
| New Zealand |
EonFibre Ltd |
| New Zealand |
ICS Ltd - Hawaiki Submarine Cable |
| New Zealand |
Spark New Zealand Limited |
| New Zealand |
Starboard Maritime Intelligence |
| New Zealand |
Transpower New Zealand Ltd |
| Nigeria |
Main One Cable Company Ltd. |
| Norway |
Bulk Fiber Networks AS |
| Norway |
Space Norway |
| Norway |
Statnett SF |
| Norway |
Tampnet AS |
| Oman |
Oman Telecommunications Company |
| Palau |
Belau Submarine Cable Corporation |
| Papua New Guinea |
PNG Data Co Limited |
| Philippines |
PLDT Inc. |
| Portugal |
MEO |
| Republic of South Africa |
Mertech Marine (Pty) Ltd |
| Republic of South Africa |
Openserve |
| Senegal |
Sonatel |
| Sierra Leone |
Zoodlabs SL Ltd. |
| Singapore |
ASEAN Cableship Pte. Ltd |
| Singapore |
EGS Survey Private Ltd. |
| Singapore |
Infocomm Media Development Authority (Singapore) |
| Singapore |
Keppel Networks PTE. LTD |
| Singapore |
Nokia |
| Singapore |
Reliance Jio Infocomm PTE. Ltd. |
| Singapore |
Singapore Telecommunications Limited (SINGTEL) |
| Singapore |
SP Group |
| Singapore |
StarHub Ltd |
| Singapore |
Surbana Jurong |
| Solomon Islands |
Solomon Islands Submarine Cable Company Limited |
| Somalia |
Dalkom Somalia DMCC |
| Spain |
AFR-IX Telecom |
| Spain |
ISLALINK |
| Spain |
Navia Subsea Services, S.L. |
| Spain |
Red Eléctrica de España S.A.U. |
| Spain |
Telefonica de España, S.A.U. |
| Spain |
Telxius |
| Spain |
TEMASA MARINE S.L. |
| Spain |
Valentia Digital Port Connect, S.L. |
| Sri Lanka |
Sri Lanka Telecom PLC |
| Sudan |
Sudatel Telecommunication Group CO. Ltd. |
| Suriname |
TELESUR |
| Sweden |
Hexatronic Cables & Interconnect Systems AB |
| Sweden |
Tykoflex AB |
| Switzerland |
Fígoli Consulting |
| The Netherlands |
GÉANT Association |
| The Netherlands |
KPN Telecom International |
| The Netherlands |
Ministry of the Interior and Kingdom Relations |
| The Netherlands |
Seekable |
| The Netherlands |
Subsea Environmental Services BV |
| Togo |
TOGO Telecom |
| Tonga |
Tonga Cable Limited |
| United Arab Emirates |
E-Marine PJSC |
| United Arab Emirates |
Emirates Integrated Telecommunications Company DU |
| United Kingdom |
Alcatel Submarine Networks Ltd |
| United Kingdom |
Amazon Data Services UK Limited |
| United Kingdom |
Ambrey Analytics Ltd |
| United Kingdom |
British Telecommunications plc |
| United Kingdom |
Cable Consulting International Ltd |
| United Kingdom |
Department for Science, Innovation & Technology (DSIT-UK Government) |
| United Kingdom |
Digital Intelligence-BAE Systems |
| United Kingdom |
Global Cloud Xchange (GCX) |
| United Kingdom |
Global Marine |
| United Kingdom |
Google UK Ltd |
| United Kingdom |
Indigo Telecom Group |
| United Kingdom |
JAE Europe Ltd. |
| United Kingdom |
Lumen Technologies UK Ltd |
| United Kingdom |
National Grid |
| United Kingdom |
OceanIQ |
| United Kingdom |
oms International Limited |
| United Kingdom |
Pelagian Ltd |
| United Kingdom |
Pharos Offshore Group |
| United Kingdom |
Quintham |
| United Kingdom |
Red Penguin Marine |
| United Kingdom |
RSK Environment Limited |
| United Kingdom |
Scottish & Southern Electricity Networks |
| United Kingdom |
SeaGard Limited |
| United Kingdom |
SMD |
| United Kingdom |
The Crown Estate |
| United Kingdom |
UK Hydrographic Office |
| United Kingdom |
UltraMAP Limited |
| United Kingdom |
Vault Subsea |
| United Kingdom |
Verizon Ltd |
| United Kingdom |
Vodafone Limited |
| United Kingdom |
Waypoint Global Ltd |
| United Kingdom |
Windward Marine Risk (UK) Ltd |
| United Kingdom |
XOCEAN |
| United States of America |
3U Technologies |
| United States of America |
A Sur Net, Inc. |
| United States of America |
ACS Cable Systems |
| United States of America |
Alaska Power & Telephone |
| United States of America |
APTelecom LLC |
| United States of America |
AT&T |
| United States of America |
AvMar Systems |
| United States of America |
Ciena Corporation |
| United States of America |
DRG Undersea Consulting Inc. |
| United States of America |
GCI (General Communication Incorporated) |
| United States of America |
GHD Pty Ltd |
| United States of America |
Global Broadband Solutions, LLC |
| United States of America |
GlobeNet |
| United States of America |
HWG LLP |
| United States of America |
Integral Consulting Inc. |
| United States of America |
Integrated Contractor Services, Inc. (ICS Global) |
| United States of America |
Johns Hopkins University Applied Physics Laboratory |
| United States of America |
Kongsberg Discovery |
| United States of America |
Leidos Corporation |
| United States of America |
Lumetec Inc |
| United States of America |
Makai Ocean Engineering, Inc. |
| United States of America |
Meta Platforms, Inc |
| United States of America |
NV5 |
| United States of America |
Ocean Networks Inc. |
| United States of America |
Ocean Specialists Inc. |
| United States of America |
Oceanetics |
| United States of America |
Oregon Department of State Lands |
| United States of America |
Oregon Fishermen's Cable Committee, Inc. (OFCC) |
| United States of America |
PC Landing Corp. |
| United States of America |
Pioneer Consulting Holdings LLC |
| United States of America |
R.T. Casey LLC |
| United States of America |
Ramboll |
| United States of America |
Route Position, LLC |
| United States of America |
Sea Risk Solutions LLC |
| United States of America |
Seaborn Networks |
| United States of America |
SubCom LLC |
| United States of America |
Tetra Tech Inc |
| United States of America |
Trans Americas Fiber US, LLC |
| United States of America |
Truestone, LLC |
| United States of America |
United States Navy |
| United States of America |
University of Hawaii |
| United States of America |
Wells Fargo |
| United States of America |
WFN Strategies |
| United States of America |
Xtera Inc. |
| Uruguay |
Antel |
| Vanuatu |
Interchange Ltd |
| Vietnam |
FPT Telecom |
| Vietnam |
Viettel Group |