Company lists · Data refreshed November 2026

Top 25 Submarine cable design companies worldwide

RevenueBase identified 844 company matches for submarine cable design companies worldwide as of November 2026 and tracks 18,305 professional contacts across them, including 5,423 with verified work emails. The United Kingdom is the largest market and London the largest hub.

This list covers company matches for submarine cable design 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 November 6, 2026. Country and city lists for submarine cable design 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 Nov 6, 2026 How this list was built
844Companies
18,305Contacts tracked
5,423Verified emails
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The 25 largest submarine cable design companies worldwide

Ranked by team size
Top 25 of 844 company matches for submarine cable design companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchUnited StatesHQ recorded Nov 6, 20261,001-5,0001,276 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLes Ulis, FranceHQ recorded Nov 6, 20261,001-5,0001,263 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLittleport, United StatesHQ recorded Nov 6, 2026501-1,000632 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,000597 contacts →

Exact match

“The Saudi Cable Company (SCC) is the only total cable system provider in the Middle East.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchElefsina, GreeceHQ recorded Nov 6, 2026501-1,000541 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchChelmsford, United KingdomHQ recorded Nov 6, 2026501-1,000371 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWallsend, United KingdomHQ recorded Nov 6, 202651-200329 contacts →

Exact match

“SMD is an advanced global designer and manufacturer of subsea remotely operated and autonomous power and control solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHyderabad, IndiaHQ recorded Nov 6, 2026501-1,000323 contacts →

Exact match

“Committed to innovation, excellence and quality, sensitive to customer needs and backed by years of experience, Thermo Cables is a leading manufacturer of various types of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 2026201-500267 contacts →

Exact match

“Hanab Energy Solutions delivers integrated services for future-proof high-voltage infrastructure, offering advice, engineering, design, installation, maintenance and optimization…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 2026201-500241 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchParis, FranceHQ recorded Nov 6, 2026201-500236 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 · Nov 6, 2026 · View company records in RevenueBase
12Exact matchValencia, SpainHQ recorded Nov 6, 202651-200205 contacts →

Exact match

“Future Fibres is the world's leading supplier of advanced composite cable solutions, serving both the marine and industrial sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWest Jakarta, IndonesiaHQ recorded Nov 6, 202651-200192 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchShah Alam, MalaysiaHQ recorded Nov 6, 202651-200191 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBlyth, United KingdomHQ recorded Nov 6, 202651-200190 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon Ec2n 4ag, United KingdomHQ recorded Nov 6, 2026501-1,000187 contacts →

Exact match

“Norden Communication, a UK-based manufacturer specializing in the designing, manufacturing, and distribution of ELV solutions, operates globally across more than 42 countries with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchJakarta Timur, IndonesiaHQ recorded Nov 6, 2026201-500187 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCaçapava, BrazilHQ recorded Nov 6, 2026201-500167 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 · Nov 6, 2026 · View company records in RevenueBase
19Exact matchHalifax, QC, CanadaHQ recorded Nov 6, 202651-200155 contacts →

Exact match

“IT International Telecom, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchErith, United KingdomHQ recorded Nov 6, 2026201-500149 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWest Chester, PA, United StatesHQ recorded Nov 6, 2026501-1,000136 contacts →

Exact match

“Communications Construction Group, LLC ("CCG") provides high quality, reliable, technologically advanced and cost effective cable services to the telecommunications industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCologne, GermanyHQ recorded Nov 6, 2026501-1,000134 contacts →

Exact match

“Phoenix Engineering Group is the leader in the field of broadband technologies and infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAlkmaar, NetherlandsHQ recorded Nov 6, 202611-50133 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 · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNorth Springfield, MA, United StatesHQ recorded Nov 6, 2026201-500119 contacts →

Exact match

“Precision Valley Communications of Vermont, LLC provides engineering, mapping and design services for cable, telephony, and utility customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchZaragoza, SpainHQ recorded Nov 6, 2026201-500107 contacts →

Exact match

“Cablescom es una de las principales compañías europeas dedicadas al diseño, fabricación y comercialización de cables de telecomunicaciones, señalización y fibra óptica.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 844 submarine cable design companies worldwide

See the full list, filter by size, metro and specialty, and access 5,423 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Submarine cable design companies worldwide at a glance

As of Nov 6, 2026
29.6%Verified-email coverage
21.7Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
303
11-50
288
51-200
157
201-500
45
501-1,000
23
1,001-5,000
13
5,001-10,000
1
10001+
6

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 submarine cable design companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “submarine cable design 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 5,423 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 November 6, 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.

Submarine cable design companies by location

5 lists · largest first

Every Submarine cable design 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 “submarine cable design companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many submarine cable design companies are there worldwide?

RevenueBase identified 844 company matches for submarine cable design companies worldwide as of November 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?

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

Which country has the most submarine cable design companies?

The United Kingdom leads with 136 companies, followed by the United States (122) and the Netherlands (44). Every submarine cable design companies list by country and city is linked on this page.

Which city has the most submarine cable design companies?

London leads with 10 company records, followed by Singapore (9) and Aberdeen (6).

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 5,423 professional contacts with verified work emails tracked across these 844 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 November 6, 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.