Company lists · Data refreshed November 2026

Top 25 Optical network designers worldwide

RevenueBase identified 2,373 company matches for optical network designers worldwide as of November 2026 and tracks 82,326 professional contacts across them, including 24,108 with verified work emails. The United States is the largest market and Shenzhen the largest hub.

This list covers company matches for optical network designers 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 optical network designers 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
2,373Companies
82,326Contacts tracked
24,108Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest optical network designers worldwide

Ranked by team size
Top 25 of 2,373 company matches for optical network designers 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 matchHanover, QC, United StatesHQ recorded Nov 6, 20265,001-10,00010,151 contacts →

Exact match

“Ciena (NYSE:CIEN) is the global leader in high-speed connectivity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWuhan, ChinaHQ recorded Nov 6, 202610001+4,839 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchChandler, AZ, United StatesHQ recorded Nov 6, 20261,001-5,0004,595 contacts →

Exact match

“VIAVI Solutions (NASDAQ: VIAV) is a global leader in both network and service enablement and optical security performance products and solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDenver, CO, United StatesHQ recorded Nov 6, 20265,001-10,0003,886 contacts →

Exact match

“For more than 18 years, Zayo Group of companies has helped the world’s most ambitious organizations build the infrastructure behind what’s next.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNew Delhi, IndiaHQ recorded Nov 6, 20261,001-5,0003,333 contacts →

Exact match

“HFCL is a leading technology company specialising in creating digital networks for telcos, enterprises and governments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBangalore, IndiaHQ recorded Nov 6, 20261,001-5,0003,308 contacts →

Exact match

“Tejas Networks is a global broadband, optical and wireless networking company, with a focus on technology, innovation and R&D.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSan Jose, United StatesHQ recorded Nov 6, 202610001+2,505 contacts →

Exact match

“Lumentum (NASDAQ: LITE) is a global leader in optical and photonic technologies that power the networks and infrastructure behind AI, cloud computing, and next-generation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSan Jose, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,906 contacts →

Exact match

“Infinera is now part of Nokia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMontreal, QC, CanadaHQ recorded Nov 6, 20261,001-5,0001,658 contacts →

Exact match

“From a regional telecom networks builder in 1967 in Quebec (Canada), Telecon has grown into a world-class industry-leading telecom networks design, infrastructure and connectivity…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchFort Lauderdale, FL, United StatesHQ recorded Nov 6, 20261,001-5,0001,493 contacts →

Exact match

“Hotwire Communications is a national leader in fiber optic technology, delivering advanced, customized telecommunications solutions to residential, commercial, senior-living…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact match上海, ChinaHQ recorded Nov 6, 202610001+898 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNorcross, United StatesHQ recorded Nov 6, 20261,001-5,000834 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 6, 2026 · View company records in RevenueBase
13Exact matchCampinas, BrazilHQ recorded Nov 6, 2026501-1,000685 contacts →

Exact match

“A reference for high-capacity optical transport technology and systems, Padtec offers an extensive product portfolio that meets the end-to-end demands - in transmission, optical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCanton, GA, IndiaHQ recorded Nov 6, 20261,001-5,000669 contacts →

Exact match

“Founded in 1992, IMMCO is a global provider of network design, GIS, and software solutions for the broadband and telecommunications industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchKennesaw, GA, United StatesHQ recorded Nov 6, 20261,001-5,000643 contacts →

Exact match

“Circet USA is a leading builder of network infrastructure with services tailored to your specific needs, including the design, engineering, construction, and maintenance of data…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMobile, TX, United StatesHQ recorded Nov 6, 2026501-1,000594 contacts →

Exact match

“Uniti Fiber is a wholly owned subsidiary of Uniti Group,a publicly traded Real Estate Investment Trust (REIT).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHoffman Estates, IL, United StatesHQ recorded Nov 6, 2026501-1,000550 contacts →

Exact match

“Cambium Networks enables service providers, enterprises, industrial organizations, and governments to deliver exceptional digital experiences and device connectivity with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMagor, United KingdomHQ recorded Nov 6, 2026201-500524 contacts →

Exact match

“Indigo engineers a digital future by designing, deploying, and supporting digital infrastructure for network owners and operators.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSugar Land, TX, United StatesHQ recorded Nov 6, 20261,001-5,000514 contacts →

Exact match

“Applied Optoelectronics, Inc.| NASDAQ: AAOI AOI is a leading designer and manufacturer of fiber optic networking products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLannion, FranceHQ recorded Nov 6, 2026501-1,000433 contacts →

Exact match

“Ekinops is a European leader in optical networking and secured connectivity solutions for service providers, enterprises and public organizations around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMunich, GermanyHQ recorded Nov 6, 20261,001-5,000424 contacts →

Exact match

“Coriant delivers innovative and dynamic networking solutions for a fast-changing and cloud-centric business world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchEnglewood, FL, United StatesHQ recorded Nov 6, 202651-200414 contacts →

Exact match

“TCS Communications, LLC, was founded in 1978 with the focus of providing quality construction services to the Cable Industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchDowners Grove, United StatesHQ recorded Nov 6, 2026501-1,000381 contacts →

Exact match

“Since 2009, National Technologies (NTI) has installed mission-critical data center infrastructure and OSP and ISP fiber solutions to keep our customers connected and competitive.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDowners Grove, IL, United StatesHQ recorded Nov 6, 20261,001-5,000363 contacts →

Exact match

“Together with our customers, Network Connex is building the digital backbone of the AI era.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchWest Hills, United StatesHQ recorded Nov 6, 2026501-1,000338 contacts →

Exact match

“Source Photonics is a leading global provider of innovative and reliable technology that enables communications and data connectivity, in next-generation mobile and fixed-line…”

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

Showing 25 of 2,373 optical network designers worldwide

See the full list, filter by size, metro and specialty, and access 24,108 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Optical network designers worldwide at a glance

As of Nov 6, 2026
29.3%Verified-email coverage
34.7Average contacts per company
11-50Median size (employees)
4.6%Largest-city concentration · Shenzhen
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
743
11-50
828
51-200
491
201-500
156
501-1,000
54
1,001-5,000
58
5,001-10,000
4
10001+
9

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 optical network designers are linked below.
What qualifies
Company records worldwide whose business descriptions match “optical network designers” 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 24,108 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.

Optical network designers by location

14 lists · largest first

Every Optical network designers 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 “optical network designers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many optical network designers are there worldwide?

RevenueBase identified 2,373 company matches for optical network designers 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?

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

Which country has the most optical network designers?

The United States leads with 408 companies, followed by China (278) and Germany (141). Every optical network designers list by country and city is linked on this page.

Which city has the most optical network designers?

Shenzhen leads with 108 company records, followed by Paris (19) and London (13).

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 24,108 professional contacts with verified work emails tracked across these 2,373 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.

Ready to reach these companies? Verified emails and direct dials for all 2,373 optical network designers 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.