Company lists · Data refreshed September 2026
Top 25 Marine fiber optic cable manufacturers worldwide
RevenueBase identified 192 marine fiber optic cable manufacturers worldwide as of September 2026 and tracks 4,133 professional contacts across them, including 1,524 with verified work emails and 0 with mobile numbers. The United States is the largest market and London the largest hub.
This list covers marine fiber optic cable manufacturers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026. Country and city lists for marine fiber optic cable manufacturers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest marine fiber optic cable manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 553 contacts → | ||||
Partial evidence “JDR Cable Systems, part of the TFKable Group, is a global leader in providing power and control solutions for the offshore energy market.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 339 contacts → | ||||
Strong evidence “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.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 261 contacts → | ||||
Strong evidence “When we first built our reputation as pioneers in fiber optic cable industry, OCC made a commitment to quality, performance, and service.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 258 contacts → | ||||
Strong evidence “Clearfield, Inc.(NASDAQ: CLFD) designs, manufactures, and distributes fiber optic management, protection, and delivery solutions that play a critical role in enabling broadband…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 161 contacts → | ||||
Indirect evidence “The globally trusted delivery experts in installing and protecting critical subsea infrastructure.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 148 contacts → | ||||
Strong evidence “Fiber Instrument Sales, Inc.(FIS) was founded in 1985 to fulfill the growing need in the communications industry for fiber optic cables and connectivity equipment.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 124 contacts → | ||||
Partial evidence “Established in 1885, Fujikura is one of the world's leading manufacturers of communication and electronics products.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 121 contacts → | ||||
Partial evidence “Founded in 1984, AFL is an international manufacturer providing end-to-end network solutions to the energy, service provider, enterprise, hyperscale and industrial markets.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 100 contacts → | ||||
Strong evidence “Amphenol Fiber Systems International (AFSI) is a full service fiber optic company specializing in the fabrication and manufacture of fiber optic connectivity products and systems.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 94 contacts → | ||||
Indirect evidence “Xtera is an innovative provider of sub-sea telecoms solutions and carries an extensive portfolio of intellectual property.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 71 contacts → | ||||
Strong evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 70 contacts → | ||||
Strong evidence “The Global Marine Group is a leading independent provider of submarine cable solutions offering a broad range of services including consultancy, installation and maintenance…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 67 contacts → | ||||
Partial evidence “Established in 1986, Fibron has become widely recognised as a leading supplier of bespoke umbilicals, cables and terminations to some of the most complex and challenging offshore…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 41 contacts → | ||||
Indirect evidence “With over 30 years' experience; First Subsea are a trusted provider of subsea products for the offshore wind, oil and gas industries.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 39 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 38 contacts → | ||||
Strong evidence “DMSI – Advanced Fiber Optic Connectivity Solutions DMSI is a U.S-based contract manufacturer specializing in fiber optic cable assemblies, high-density connectivity, and custom…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 38 contacts → | ||||
Strong evidence “Optical Cabling Systems is a contract manufacturer of fiber optic cables and related products.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 35 contacts → | ||||
Partial evidence “SMI's 'fit and forget' cable systems form the central nervous systems of critical infrastructure operating in hostile environments, including naval ships, submarines, aircraft…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 35 contacts → | ||||
Strong evidence “CRE designs and manufactures a range of all-metal shell connectors, fibre optic products, strain terminations, penetrators and junction boxes for extremely heavy duty use and are…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 35 contacts → | ||||
Strong evidence “Rochester Cable designs and manufactures custom cables for harsh environments.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 34 contacts → | ||||
Indirect evidence “Parkburn Precision Handling Systems Ltd is a privately owned specialist engineering company operating from two sites in the UK.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 31 contacts → | ||||
Strong evidence “Pacer is a top marine wire and cable manufacturer based in Florida and is also your supplier for all electrical solutions.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 29 contacts → | ||||
Partial evidence “A-2-Sea Solutions Ltd is a global telecommunications cable shore end and shallow water installation organisation.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 24 | 28 contacts → | ||||
Strong evidence “QPC Fiber Optic is an optical technology company based in Southern California, serving customers worldwide since We design and manufacture fiber optic connectors, fiber optic…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 25 | 28 contacts → | ||||
Strong evidence “Omnitron Systems designs and manufactures fiber optic connectivity products that enable the delivery of next-generation network services.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: marine fiber optic cable manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names marine fiber optic cable manufacturers.
- Partial evidence
- Its own public description names part of marine fiber optic cable manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name marine fiber optic cable manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 192 marine fiber optic cable manufacturers worldwide
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Marine fiber optic cable manufacturers worldwide at a glance
As of Sep 17, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among marine fiber optic cable manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- 2 countries, largest first: the United States, the United Kingdom. Country and city lists for marine fiber optic cable manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “marine fiber optic cable manufacturers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names marine fiber optic cable manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among marine fiber optic cable manufacturers, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 1,524 across the full list. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Marine fiber optic cable manufacturers by location
2 lists · largest firstEvery Marine fiber optic cable manufacturers 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 Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names marine fiber optic cable manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many marine fiber optic cable manufacturers are there worldwide?
RevenueBase identified 192 marine fiber optic cable manufacturers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
JDR Cable Systems, headquartered in Littleport, tops this list with the largest team on record.
Which country has the most marine fiber optic cable manufacturers?
The United States leads with 118 companies, followed by the United Kingdom (74). Every marine fiber optic cable manufacturers list by country and city is linked on this page.
Which city has the most marine fiber optic cable manufacturers?
London leads with 7 headquartered companies, followed by Aberdeen (5) and Alton (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,524 verified decision-maker contacts tracked across these 192 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 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 Smart Search, 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.