Company lists · Data refreshed September 2026

Top 25 Subsea cable companies worldwide

RevenueBase identified 624 company matches for subsea cable companies worldwide as of September 2026 and tracks 22,042 professional contacts across them, including 4,951 with verified work emails. The United States is the largest market and Singapore the largest hub.

This list covers company matches for subsea cable companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 22, 2026. Country and city lists for subsea cable companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 22, 2026 How this list was built
624Companies
22,042Contacts tracked
4,951Verified emails
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The 25 largest subsea cable companies worldwide

Ranked by team size
Top 25 of 624 company matches for subsea cable companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchTokyo, JapanHQ recorded Sep 22, 202610001+1,966 contacts →

Exact match

“We are Japan’s global telecommunications pioneer and a Global Fortune 500 company, providing our international customer base with data centers, networks, content delivery, system…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchNairobi, KenyaHQ recorded Sep 22, 2026201-5001,350 contacts →

Exact match

“Bharti Airtel Limited is a leading global telecommunications company with operations in 20 countries across Asia and Africa.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchUnited StatesHQ recorded Sep 22, 20261,001-5,0001,185 contacts →

Exact match

“SubCom engineers, manufactures, and installs subsea fiber optic data cables - the unsung heroes of global communication.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchLes Ulis, FranceHQ recorded Sep 22, 20261,001-5,0001,140 contacts →

Exact match

“Alcatel Submarine Networks, leads the industry in terms of transmission capacity and installed base with more than km of optical submarine systems deployed worldwide (enough to…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchRio De Janeiro, BrazilHQ recorded Sep 22, 2026501-1,000575 contacts →

Exact match

“Seagems is a Brazilian company specialized in subsea services, a joint venture between two international key players in their markets, Paratus Energy and Sapura Energy.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchLittleport, United StatesHQ recorded Sep 22, 2026501-1,000553 contacts →

Exact match

“JDR Cable Systems, part of the TFKable Group, is a global leader in providing power and control solutions for the offshore energy market.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchElefsina, GreeceHQ recorded Sep 22, 2026501-1,000478 contacts →

Exact match

“ASSO group is a technology driven company specialized to provide services and sub-sea equipment for underwater works in the marine and offshore field.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchMagor, United KingdomHQ recorded Sep 22, 2026201-500470 contacts →

Exact match

“Indigo engineers a digital future by designing, deploying, and supporting digital infrastructure for network owners and operators.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchRiyadh, Saudi ArabiaHQ recorded Sep 22, 202610001+383 contacts →

Exact match

“center3 is a leading data center provider delivering world-class infrastructure and connectivity solutions to meet the surging demand for digital services across the Middle East.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchChelmsford, United KingdomHQ recorded Sep 22, 2026501-1,000339 contacts →

Exact match

“Global Marine is part of the Global Marine Group, and is a market leader in subsea cable installation and maintenance solutions to the telecoms and oil & gas sectors.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchJakarta Barat, IndonesiaHQ recorded Sep 22, 202651-200337 contacts →

Exact match

“with (-) Established on January 10, 2007, PGNCOM is a prominent provider of high-capacity fiber optic networks.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchSriracha, ThailandHQ recorded Sep 22, 2026501-1,000318 contacts →

Exact match

“Mermaid Subsea today operates as a unified structured unit across markets offering customers a comprehensive range of subsea solutions through a highly competent technical and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 22, 2026501-1,000296 contacts →

Exact match

“Interoute is part of EXA Infrastructure, the largest dedicated digital infrastructure platform connecting Europe and North America, and owns kilometres of fibre network across 34…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchMadrid, SpainHQ recorded Sep 22, 2026201-500294 contacts →

Exact match

“As the world’s needs for uninterrupted global interconnectivity continue to rise, we are preparing the road ahead.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchWest Hills, CA, United StatesHQ recorded Sep 22, 2026501-1,000285 contacts →

Exact match

“Source Photonics is a leading global provider of innovative and reliable technology that enables communications and data connectivity, in next-generation mobile and fixed-line…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchLuanda, AngolaHQ recorded Sep 22, 202651-200249 contacts →

Exact match

“Angola Cables is a multinational company operating in the global ICT marketplace providing tailored connectivity solutions for the wholesale and corporate segments.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchParis, FranceHQ recorded Sep 22, 2026201-500219 contacts →

Exact match

“Orange Marine, a wholly-owned subsidiary of the Orange Group, is a cable ship owner specialized in offshore work on submarine cables, from designing and engineering new projects…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchDubai, United Arab EmiratesHQ recorded Sep 22, 2026201-500211 contacts →

Exact match

“E-marine PJSC, an ISO Certified Company has grown to become one of the market leaders in Submarine Cable Installation, Maintenance and Repair Services.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchSingaporeHQ recorded Sep 22, 2026n/a197 contacts →

Exact match

“Engaged in the fiber optic infrastructure for telecommunication network, Moratelindo is positioned to be one of the largest network access provider in Indonesia.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchMakati, PhilippinesHQ recorded Sep 22, 2026201-500185 contacts →

Exact match

“PLDT Global Corporation (PGC) is a technology services company that provides high-quality communication infrastructure and innovative platforms to its global network of carriers…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchShah Alam, MalaysiaHQ recorded Sep 22, 202651-200175 contacts →

Exact match

“OMS Group is a global, neutral and integrated telecommunications infrastructure service provider with end-to-end solution across the digital value chain covering Submarine Cable…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchJakarta Timur, IndonesiaHQ recorded Sep 22, 2026201-500173 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchWest Jakarta, IndonesiaHQ recorded Sep 22, 202651-200162 contacts →

Exact match

“We are the optical fiber cable manufacturer in Indonesia.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchBlyth, United KingdomHQ recorded Sep 22, 202651-200161 contacts →

Exact match

“The globally trusted delivery experts in installing and protecting critical subsea infrastructure.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchErith, United KingdomHQ recorded Sep 22, 2026201-500154 contacts →

Exact match

“Batt Cables has been a trusted name in cable distribution since 1952.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 624 subsea cable companies worldwide

See the full list, filter by size, metro and specialty, and access 4,951 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea cable companies worldwide at a glance

As of Sep 22, 2026
22.5%Verified-email coverage
35.3Average contacts per company
11-50Median size (employees)
2.2%Largest-city concentration · Singapore
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
193
11-50
227
51-200
122
201-500
42
501-1,000
16
1,001-5,000
13
5,001-10,000
1
10001+
7

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for subsea cable companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “subsea cable companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 4,951 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 22, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Subsea cable companies by location

3 lists · largest first

Every Subsea cable companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “subsea cable companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea cable companies are there worldwide?

RevenueBase identified 624 company matches for subsea cable companies worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Kddi Corporation tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most subsea cable companies?

The United States leads with 77 companies, followed by the United Kingdom (68) and Germany (26). Every subsea cable companies list by country and city is linked on this page.

Which city has the most subsea cable companies?

Singapore leads with 14 company records, followed by London (10) and Rio De Janeiro (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 4,951 professional contacts with verified work emails tracked across these 624 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.