Company lists · Data refreshed September 2026
Top 25 Fiber optics suppliers worldwide
RevenueBase identified 5,197 fiber optics suppliers worldwide as of September 2026 and tracks 97,878 professional contacts across them, including 21,025 with verified work emails. The United States is the largest market and Shenzhen the largest hub.
This list covers fiber optics suppliers 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 19, 2026. Country and city lists for fiber optics suppliers 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 fiber optics suppliers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 5,391 contacts → | ||||
Indirect evidence “STL is a global leader in advanced connectivity solutions, providing end-to-end solutions for building AI-ready infrastructure, FTTx, Rural, Enterprise and Data Centre networks.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 4,999 contacts → | ||||
Indirect evidence “GAO Tek is a member of GAO Group of Companies, headquartered in New York City, USA & Toronto, Canada with a strong global presence.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 4,327 contacts → | ||||
Indirect evidence “FiberHome is an internationally renowned provider of ICT network products and solutions, Our mission is to maximize the potential of digital connections and benefit the society.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,813 contacts → | ||||
Indirect evidence “Founded in 1984, AFL is a global manufacturer providing end-to-end solutions to the energy, broadband, data center, AI and industrial markets.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,959 contacts → | ||||
Indirect evidence “Infinera is now part of Nokia.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,933 contacts → | ||||
Partial evidence “HUBER+SUHNER designs and builds components and system solutions for electrical and optical connectivity.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,420 contacts → | ||||
Strong evidence “Hotwire Communications is a national leader in fiber optic technology, delivering advanced, customized telecommunications solutions to residential, commercial, senior-living…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,186 contacts → | ||||
Indirect evidence “Shentel has been keeping communities connected since 1902.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1,185 contacts → | ||||
Strong evidence “SubCom engineers, manufactures, and installs subsea fiber optic data cables - the unsung heroes of global communication.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 816 contacts → | ||||
Strong evidence “OFS is a world-leading innovator, manufacturer and provider of infrastructure solutions for communication networks and specialty fiber optic products.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 783 contacts → | ||||
Indirect evidence “PLP protects the world’s most critical connections by creating stronger and more reliable networks.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 735 contacts → | ||||
Indirect evidence “Reichle & De-Massari AG (R&M) is an independent Swiss family-owned business with more than 60 years of experience in the information and communications technology markets.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 662 contacts → | ||||
Indirect evidence “Born from a long, rich and proven history of serving communities through innovation and transformation, we are now taking our impact to another level to be even more for the…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 650 contacts → | ||||
Indirect evidence “Netceed is a global infrastructure supply chain solutions platform that enables the critical networks modern society depends on and connects the world through integrated products…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 647 contacts → | ||||
Indirect evidence “Technological flagship of the French industry, specialist in high-tech cables in the automotive and data networks markets, ACOME is a major player in the industry of cables…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 628 contacts → | ||||
Indirect evidence “ADB is an industry-leading infrastructure solutions provider, proudly building networks, connections, and partnerships nationwide within the telecommunications and utility…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 547 contacts → | ||||
Indirect evidence “The Saudi Cable Company (SCC) is the only total cable system provider in the Middle East.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 504 contacts → | ||||
Partial evidence “Since its establishment in 1930 TKF developed from a cable producer to a leading supplier of connectivity solutions located in the Netherlands.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 443 contacts → | ||||
Indirect evidence “Als führender Glasfaseranbieter Bayerns verbindet M-net seit 1996 Menschen und Unternehmen in Bayern, im Großraum Ulm und im hessischen Main-Kinzig-Kreis mit zuverlässiger…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 436 contacts → | ||||
Strong evidence “HTL Ltd (Subsidiary of HFCL Limited) is a Prominent Optical Fiber Cable Manufacturer, Industry Acclaimed Fiber & Copper Cabling Solutions Provider, Leading Electrical Wiring…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 427 contacts → | ||||
Indirect evidence “Siemon is a global market leader in the design and manufacture of high-performance connectivity solutions for data centers and smart buildings.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 418 contacts → | ||||
Indirect evidence “Belden’s key broadband solution brand, PPC is a proven industry leader in connectivity technology for the telecommunication industry, delivering the latest broadband and wireless…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 416 contacts → | ||||
Strong evidence “Applied Optoelectronics, Inc.| NASDAQ: AAOI AOI is a leading designer and manufacturer of fiber optic networking products.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 396 contacts → | ||||
Indirect evidence “TCS Communications, LLC, was founded in 1978 with the focus of providing quality construction services to the Cable Industry.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 395 contacts → | ||||
Indirect evidence “Since 1963, Power & Tel's extensive distribution system has provided an effective way for service providers and contractors to get the wide range of products needed to build and…” Source: RevenueBase Database · checked Sep 19, 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: fiber optics suppliers. 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 fiber optics suppliers.
- Partial evidence
- Its own public description names part of fiber optics suppliers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name fiber optics suppliers. 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 5,197 fiber optics suppliers worldwide
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Fiber optics suppliers worldwide at a glance
As of Sep 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 fiber optics suppliers, 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
- Every country. Country and city lists for fiber optics suppliers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “fiber optics suppliers”. 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 fiber optics suppliers), 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 fiber optics suppliers, 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, 21,025 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 19, 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.
Fiber optics suppliers by location
24 lists · largest firstEvery Fiber optics suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Fiber optics suppliers based in the United States978
- Fiber optics suppliers based in China620
- Fiber optics suppliers based in the United Kingdom273
- Fiber optics suppliers based in Brazil266
- Fiber optics suppliers based in Germany250
- Fiber optics suppliers based in France223
- Fiber optics suppliers based in India178
- Fiber optics suppliers based in Canada132
- Fiber optics suppliers based in the Netherlands117
- Fiber optics suppliers based in Italy81
- Fiber optics suppliers based in Spain77
- Fiber optics suppliers based in South Africa71
- Fiber optics suppliers based in Australia70
- Fiber optics suppliers based in Mexico62
- Fiber optics suppliers based in Argentina50
- Fiber optics suppliers based in Switzerland49
- Fiber optics suppliers based in Poland47
- Fiber optics suppliers based in the United Arab Emirates41
- Fiber optics suppliers based in Sweden38
- Fiber optics suppliers based in Belgium35
- Fiber optics suppliers based in Taiwan31
- Fiber optics suppliers based in Finland25
- Fiber optics suppliers based in Norway25
- Fiber optics suppliers based in Saudi Arabia25
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 fiber optics suppliers, 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 fiber optics suppliers are there worldwide?
RevenueBase identified 5,197 fiber optics suppliers 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?
STL, headquartered in Pune, tops this list with the largest team on record.
Which country has the most fiber optics suppliers?
The United States leads with 978 companies, followed by China (620) and the United Kingdom (273). Every fiber optics suppliers list by country and city is linked on this page.
Which city has the most fiber optics suppliers?
Shenzhen leads with 210 headquartered companies, followed by Sao Paulo (41) and London (37).
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 21,025 verified decision-maker contacts tracked across these 5,197 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 19, 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.