Company lists · Data refreshed November 2026

Top 25 Silica step index optical fibers suppliers worldwide

RevenueBase identified 558 company matches for silica step index optical fibers suppliers worldwide as of November 2026 and tracks 10,333 professional contacts across them, including 1,857 with verified work emails. The United States is the largest market and Shenzhen the largest hub.

This list covers company matches for silica step index optical fibers 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 1, 2026. Country and city lists for silica step index optical fibers 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 1, 2026 How this list was built
558Companies
10,333Contacts tracked
1,857Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest silica step index optical fibers suppliers worldwide

Ranked by team size
Top 25 of 558 company matches for silica step index optical fibers suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 1, 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 matchNorcross, GA, United StatesHQ recorded Nov 1, 20261,001-5,000819 contacts →

Exact match

“OFS is a world-leading innovator, manufacturer and provider of infrastructure solutions for communication networks and specialty fiber optic products.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
2Exact matchWuhan, ChinaHQ recorded Nov 1, 20261,001-5,000413 contacts →

Exact match

“Yangtze Optical Fibre and Cable Joint Stock Limited Company (also known as 'YOFC') is established in Wuhan, Hubei Province in May 1988.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
3Exact matchSan Jose, CA, United StatesHQ recorded Nov 1, 20261,001-5,000318 contacts →

Exact match

“Lumentum has acquired NeoPhotonics.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
4Exact matchMinneapolis, MN, United StatesHQ recorded Nov 1, 2026201-500272 contacts →

Exact match

“Clearfield, Inc.(NASDAQ: CLFD) designs, manufactures, and distributes fiber optic management, protection, and delivery solutions that play a critical role in enabling broadband…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
5Exact matchBirkerod, DenmarkHQ recorded Nov 1, 2026201-500250 contacts →

Exact match

“Technology has the power to transform our lives.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
6Exact matchGłogów Małopolski, PolandHQ recorded Nov 1, 2026501-1,000219 contacts →

Exact match

“FIBRAIN Group is the Polish leader and the leading manufacturer in the field of ICT systems, fiber optic telecommunications and FTTH solutions.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
7Exact matchOttawa, ON, CanadaHQ recorded Nov 1, 2026201-500199 contacts →

Exact match

“OZ Optics Limited is a leading worldwide supplier of fiber optic products for existing and next-generation optical networks.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
8Exact matchDiadema, BrazilHQ recorded Nov 1, 2026201-500184 contacts →

Exact match

“Established in 1988, in Wuhan, China, YOFC keeping the strategy of leadership and internationalization, started in the mining city of Pouso Alegre in Brazil a solution…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
9Exact matchOriskany, NY, United StatesHQ recorded Nov 1, 2026201-500147 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
10Exact matchMarechal Deodoro, BrazilHQ recorded Nov 1, 202651-20099 contacts →

Exact match

“Desde 2013 no país, a ZTT do Brasil é uma empresa que traz toda tecnologia de um dos principais fabricantes mundiais de Fibras Ópticas alinhada a comprovada experiência em…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
11Exact matchWilliamsburg, VA, United StatesHQ recorded Nov 1, 202651-20099 contacts →

Exact match

“WEINERT Fiber Optics is an established leader with decades of unique fiber optic experience.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
12Exact matchPaulinia, BrazilHQ recorded Nov 1, 2026201-50099 contacts →

Exact match

“A AsGa, teve sua origem nos grupos de pesquisas que desenvolveram as tecnologias de comunicações por fibras ópticas e de transmissão digital, apoiado, desde 1973, pela Telebrás.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
13Exact matchNew Bedford, MA, United StatesHQ recorded Nov 1, 202611-5083 contacts →

Exact match

“Fiber Optic Center, Inc,(FOC), is an international distributor of fiber optic components, equipment and supplies and the industry connection to the most innovative optical…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
14Exact matchLannion, FranceHQ recorded Nov 1, 202651-20076 contacts →

Exact match

“Since its creation 18 years ago, IDEA OPTICAL has become a major player in optical fiber telecoms components and systems.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
15Exact matchVerna, IndiaHQ recorded Nov 1, 202611-5066 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
16Exact matchCharlton, MA, United StatesHQ recorded Nov 1, 202651-20064 contacts →

Exact match

“Incom is the world’s largest supplier of glass and polymer fused fiber optic solutions that enable innovation in the medical, scientific, display and defense industries.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
17Exact matchToronto, ON, CanadaHQ recorded Nov 1, 202651-20062 contacts →

Exact match

“Enablence Technologies Inc.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
18Exact matchDrighlington, United KingdomHQ recorded Nov 1, 202651-20060 contacts →

Exact match

“We are a leading provider of Fibre Management Products and Services.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
19Exact matchBad Kreuznach, GermanyHQ recorded Nov 1, 2026501-1,00055 contacts →

Exact match

“We have been developing and producing highlights for the future of optics since 1913.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
20Exact matchIncheon, South KoreaHQ recorded Nov 1, 2026201-50053 contacts →

Exact match

“INNO INSTRUMENT is one of the reputed global suppliers of various equipment to telecommunications industry.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
21Exact matchFrankfort, NY, United StatesHQ recorded Nov 1, 202651-20051 contacts →

Exact match

“Fiberdyne Labs, Inc.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
22Exact matchFremont, CA, United StatesHQ recorded Nov 1, 2026201-50047 contacts →

Exact match

“The company designs, develops, manufactures, and markets innovative fiber-optic products to communications networks, and provides customized solutions to instrument, defense…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
23Exact matchKempton Park, South AfricaHQ recorded Nov 1, 202651-20045 contacts →

Exact match

“AMHT manufactures optical fibre cables and our product range includes underground, aerial and FTTH (Fibre To The Home) optical fibre cables.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
24Exact matchLivani, GermanyHQ recorded Nov 1, 2026201-50044 contacts →

Exact match

“Lightguide International is a dynamic and competitive European company that develops, manufactures and supplies optical fibers, fiber bundles, cables and laser delivery systems…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
25Exact matchEvry-courcouronnes, FranceHQ recorded Nov 1, 202651-20043 contacts →

Exact match

“SEDI-ATI by Fiber Optics Group has been a subsidiary of Fiber Optics Group (FOG) since 2023.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase

Showing 25 of 558 silica step index optical fibers suppliers worldwide

See the full list, filter by size, metro and specialty, and access 1,857 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Silica step index optical fibers suppliers worldwide at a glance

As of Nov 1, 2026
18.0%Verified-email coverage
18.5Average contacts per company
11-50Median size (employees)
8.2%Largest-city concentration · Shenzhen
Nov 1, 2026Page data refreshed

Companies by employee count

1-10
118
11-50
164
51-200
162
201-500
66
501-1,000
16
1,001-5,000
22
5,001-10,000
3
10001+
3

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 silica step index optical fibers suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “silica step index optical fibers 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 1,857 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 1, 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.

Silica step index optical fibers suppliers by location

2 lists · largest first

Every Silica step index optical fibers 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 “silica step index optical fibers suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many silica step index optical fibers suppliers are there worldwide?

RevenueBase identified 558 company matches for silica step index optical fibers 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?

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

Which country has the most silica step index optical fibers suppliers?

The United States leads with 86 companies, followed by Germany (25). Every silica step index optical fibers suppliers list by country and city is linked on this page.

Which city has the most silica step index optical fibers suppliers?

Shenzhen leads with 46 company records, followed by Wuhan (12) and Hangzhou (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 1,857 professional contacts with verified work emails tracked across these 558 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 1, 2026.

Ready to reach these companies? Verified emails and direct dials for all 558 silica step index optical fibers suppliers worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.