Company lists · Data refreshed September 2026

Top 25 Subsea communication cable companies worldwide

RevenueBase identified 405 company matches for subsea communication cable companies worldwide as of September 2026 and tracks 15,953 professional contacts across them, including 3,914 with verified work emails. The United Kingdom is the largest market and Singapore the largest hub.

This list covers company matches for subsea communication 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 communication 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
405Companies
15,953Contacts tracked
3,914Verified emails
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The 25 largest subsea communication cable companies worldwide

Ranked by team size
Top 25 of 405 company matches for subsea communication 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 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
2Exact 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
3Exact 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
4Exact 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
5Exact 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
6Exact 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
7Exact 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
8Exact 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
9Exact 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
10Exact 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
11Exact 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
12Exact 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
13Exact 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
14Exact 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
15Exact 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
16Exact 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
17Exact 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
18Exact matchCaçapava, BrazilHQ recorded Sep 22, 2026201-500152 contacts →

Exact match

“Completando 30 anos em 2025, a Cabletech alcançou a liderança nacional na fabricação de cabos coaxiais e ópticos, sempre focada em inovação e em manter um padrão de qualidade…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchStavanger, NorwayHQ recorded Sep 22, 202651-200151 contacts →

Exact match

“Tampnet owns and operates the world’s largest offshore high-capacity communications network.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchHalifax, NS, CanadaHQ recorded Sep 22, 202651-200150 contacts →

Exact match

“IT International Telecom, Inc.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchAlkmaar, NetherlandsHQ recorded Sep 22, 202611-50116 contacts →

Exact match

“WIND is a shipping company providing specialised logistic services to the subsea cable industry and is active worldwide.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchViña Del Mar, ChileHQ recorded Sep 22, 2026201-50095 contacts →

Exact match

“STS is the most experienced and largest Subsea Engineering and Services Company in Chile and one of the leaders in Latin-America.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchMckinney, TX, United StatesHQ recorded Sep 22, 202651-20094 contacts →

Exact match

“Xtera is an innovative provider of sub-sea telecoms solutions and carries an extensive portfolio of intellectual property.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchBerlin, GermanyHQ recorded Sep 22, 202651-20088 contacts →

Exact match

“EvoLogics GmbH is a German-based high-tech enterprise.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchAberdeen, United KingdomHQ recorded Sep 22, 202651-20071 contacts →

Exact match

“With over 40 years of experience, at Hydro Group we specialise in the manufacture of bespoke subsea cable and connector assembly engineering for some of the most demanding…”

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

Showing 25 of 405 subsea communication cable companies worldwide

See the full list, filter by size, metro and specialty, and access 3,914 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea communication cable companies worldwide at a glance

As of Sep 22, 2026
24.5%Verified-email coverage
39.4Average contacts per company
11-50Median size (employees)
3.0%Largest-city concentration · Singapore
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
117
11-50
138
51-200
86
201-500
36
501-1,000
14
1,001-5,000
9
5,001-10,000
1
10001+
4

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 communication cable companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “subsea communication 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 3,914 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 communication cable companies by location

2 lists · largest first

Every Subsea communication 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 communication cable companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea communication cable companies are there worldwide?

RevenueBase identified 405 company matches for subsea communication 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?

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

Which country has the most subsea communication cable companies?

The United Kingdom leads with 59 companies, followed by the United States (58). Every subsea communication cable companies list by country and city is linked on this page.

Which city has the most subsea communication cable companies?

Singapore leads with 12 company records, followed by London (6) 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 3,914 professional contacts with verified work emails tracked across these 405 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.