Company lists · Data refreshed November 2026

Top 25 Underwater cable assembly suppliers worldwide

RevenueBase identified 1,413 company matches for underwater cable assembly suppliers worldwide as of November 2026 and tracks 30,140 professional contacts across them, including 8,222 with verified work emails. The United States is the largest market and Shenzhen the largest hub.

This list covers company matches for underwater cable assembly suppliers 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 3, 2026. Country and city lists for underwater cable assembly suppliers 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 3, 2026 How this list was built
1,413Companies
30,140Contacts tracked
8,222Verified emails
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The 25 largest underwater cable assembly suppliers worldwide

Ranked by team size
Top 25 of 1,413 company matches for underwater cable assembly suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 3, 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 3, 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 3, 2026 · View company records in RevenueBase
2Exact matchLes Ulis, FranceHQ recorded Nov 3, 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 3, 2026 · View company records in RevenueBase
3Exact matchPhiladelphia, United StatesHQ recorded Nov 3, 2026501-1,000638 contacts →

Exact match

“PEI-Genesis is a world leader in the distribution, manufacture and integration of electronic connectors and cable assemblies with a highly evolved system for mass customized…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
4Exact matchLittleport, United StatesHQ recorded Nov 3, 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 3, 2026 · View company records in RevenueBase
5Exact matchElefsina, GreeceHQ recorded Nov 3, 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 3, 2026 · View company records in RevenueBase
6Exact matchChennai, IndiaHQ recorded Nov 3, 20261,001-5,000447 contacts →

Exact match

“HTL Ltd (Subsidiary of HFCL Limited) is a Prominent Optical Fiber Cable Manufacturer, Industry Acclaimed Fiber & Copper Cabling Solutions Provider, Leading Electrical Wiring…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
7Exact matchSalvador, BrazilHQ recorded Nov 3, 2026201-500441 contacts →

Exact match

“Founded in 1982, MFX was a pioneer in Brazil in the manufacturing of umbilicals and is the only fully Brazilian umbilical manufacturing company in the country.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
8Exact matchVohenstrauß, GermanyHQ recorded Nov 3, 20261,001-5,000425 contacts →

Exact match

“PSZ electronic GmbH is an electrical and electronic manufacturing company based out of Im Gstaudach 6, Vohenstrauß, Vohenstrauß, Germany.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
9Exact matchMontmirail, FranceHQ recorded Nov 3, 20261,001-5,000388 contacts →

Exact match

“For over 60 years, the success of the Axon' Group has been based on its ability to design and manufacture electrical connections for harsh environments.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
10Exact matchChelmsford, United KingdomHQ recorded Nov 3, 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 3, 2026 · View company records in RevenueBase
11Exact matchSaint-prex, GA, GermanyHQ recorded Nov 3, 20261,001-5,000364 contacts →

Exact match

“Founded in 1954, Fischer Connectors designs, develops and deploys end-to-end interconnect solutions for ecosystems requiring local transfer and management of data, signals and…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
12Exact matchHyderabad, IndiaHQ recorded Nov 3, 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 3, 2026 · View company records in RevenueBase
13Exact matchWestfield, NY, United StatesHQ recorded Nov 3, 2026501-1,000315 contacts →

Exact match

“We Make Powerful Connections.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
14Exact matchWipperfürth, GermanyHQ recorded Nov 3, 2026501-1,000300 contacts →

Exact match

“Habia unites two innovative specialty cable companies: HEW-KABEL, based in Wipperfürth, Germany and Habia Cable, headquartered in Stockholm, Sweden.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
15Exact matchMadrid, ItalyHQ recorded Nov 3, 2026201-500257 contacts →

Exact match

“We are a group of companies conformed by SCP and SINTERSA.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
16Exact matchBinghamton, NY, United StatesHQ recorded Nov 3, 2026201-500250 contacts →

Exact match

“i3 Assembly LLC is dedicated to advancing our competitive excellence from development through full-scale production manufacturing.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
17Exact matchNew Delhi, IndiaHQ recorded Nov 3, 2026501-1,000245 contacts →

Exact match

“Cords Cable Industries Limited (BSE: 532941, NSE: CORDSCABLE, ISIN: INE792I01017) is a prominent manufacturer of Instrumentation, Control, Specialized Cables, and LT range of…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
18Exact matchDubai, United Arab EmiratesHQ recorded Nov 3, 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 3, 2026 · View company records in RevenueBase
19Exact matchParis, FranceHQ recorded Nov 3, 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 3, 2026 · View company records in RevenueBase
20Exact matchPuducherry, United StatesHQ recorded Nov 3, 2026501-1,000223 contacts →

Exact match

“Siechem - A Market leader in India for speciality wires and cables, established in 2002, having its head office at Chennai and factory at Pondicherry, India, equipped with state…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
21Exact matchMacedonia, OH, United StatesHQ recorded Nov 3, 2026501-1,000222 contacts →

Exact match

“Amphenol TPC Wire & Cable delivers value to its customers by providing innovative and abuse-resistant wire and cable solutions.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
22Exact matchTroy, MI, United StatesHQ recorded Nov 3, 20261,001-5,000222 contacts →

Exact match

“NAI is a global leader in the manufacturing of advanced high-reliability connectivity solutions for mission critical and other high-performance applications.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
23Exact matchValencia, SpainHQ recorded Nov 3, 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 3, 2026 · View company records in RevenueBase
24Exact matchMayfield Village, OH, United StatesHQ recorded Nov 3, 20261,001-5,000198 contacts →

Exact match

“Mega Techway was founded in 2004 to specialize in contract manufacturing of custom cable assemblies, wire harnesses, and electromechanical interconnect assemblies to meet a wide…”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase
25Exact matchGateshead, United KingdomHQ recorded Nov 3, 2026201-500189 contacts →

Exact match

“Express Engineering manufacturer turnkey products that control and connect subsea equipment.”

Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase

Showing 25 of 1,413 underwater cable assembly suppliers worldwide

See the full list, filter by size, metro and specialty, and access 8,222 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Underwater cable assembly suppliers worldwide at a glance

As of Nov 3, 2026
27.3%Verified-email coverage
21.3Average contacts per company
11-50Median size (employees)
1.8%Largest-city concentration · Shenzhen
Nov 3, 2026Page data refreshed

Companies by employee count

1-10
319
11-50
485
51-200
374
201-500
119
501-1,000
46
1,001-5,000
35
5,001-10,000
4
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 underwater cable assembly suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “underwater cable assembly suppliers” 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 8,222 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 3, 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.

Underwater cable assembly suppliers by location

9 lists · largest first

Every Underwater cable assembly suppliers 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 “underwater cable assembly suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many underwater cable assembly suppliers are there worldwide?

RevenueBase identified 1,413 company matches for underwater cable assembly suppliers 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 underwater cable assembly suppliers?

The United States leads with 328 companies, followed by the United Kingdom (151) and Germany (87). Every underwater cable assembly suppliers list by country and city is linked on this page.

Which city has the most underwater cable assembly suppliers?

Shenzhen leads with 25 company records, followed by Bangalore (12) and New Taipei City (11).

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 8,222 professional contacts with verified work emails tracked across these 1,413 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 3, 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.