Company lists · Data refreshed September 2026

Top 25 Business communications platforms worldwide

RevenueBase identified 1,318 company matches for business communications platforms worldwide as of September 2026 and tracks 81,013 professional contacts across them, including 27,286 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for business communications platforms 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 September 27, 2026. Country and city lists for business communications platforms 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 Sep 27, 2026 How this list was built
1,318Companies
81,013Contacts tracked
27,286Verified emails
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The 25 largest business communications platforms worldwide

Ranked by team size
Top 25 of 1,318 company matches for business communications platforms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchSydney, TürkiyeHQ recorded Sep 27, 202610001+18,878 contacts →

Exact match

“Atlassian powers the collaboration that helps teams accomplish what would otherwise be impossible alone.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchMorristown, NJ, United StatesHQ recorded Sep 27, 20265,001-10,00010,510 contacts →

Exact match

“At Avaya, we give our customers the freedom to take their business in the directions that benefit them most.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchSan Jose, CA, United StatesHQ recorded Sep 27, 20265,001-10,0009,706 contacts →

Exact match

“Bring teams together, reimagine workspaces, engage new audiences, and delight your customers –– all on the Zoom AI-first work platform you know and love.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchBelmont, CA, United StatesHQ recorded Sep 27, 20265,001-10,0006,431 contacts →

Exact match

“RingCentral, Inc.(NYSE: RNG) is a global leader in AI–powered customer engagement, delivering an integrated platform for business phone, SMS, contact center, workforce engagement…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchHolmdel, NJ, United StatesHQ recorded Sep 27, 20261,001-5,0003,429 contacts →

Exact match

“We’re making communications more flexible, intelligent, and personal, to help enterprises the world over stay ahead.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Sep 27, 20261,001-5,0002,619 contacts →

Exact match

“Slack is on a mission to make people's working lives simpler, more pleasant and more productive.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchSunnyvale, CA, United StatesHQ recorded Sep 27, 20261,001-5,0001,254 contacts →

Exact match

“Intermedia is the cloud communications company that helps over businesses connect better, from wherever, through our AI-powered platform that includes voice, video conferencing…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchRaleigh, NC, United StatesHQ recorded Sep 27, 20261,001-5,0001,103 contacts →

Exact match

“There is a better way to work.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchXiamen, ChinaHQ recorded Sep 27, 20261,001-5,000773 contacts →

Exact match

“Yealink (Stock Code: 300628) is a global brand that specializes in video conferencing, voice communications and collaboration solutions with best-in-class quality, innovative…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchChennai, IndiaHQ recorded Sep 27, 2026501-1,000756 contacts →

Exact match

“FULL Creative is a Portland-based product company with offices in India (Chennai), Canada (Toronto) and the United Kingdom (Edinburgh).”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchMumbai, IndiaHQ recorded Sep 27, 2026501-1,000611 contacts →

Exact match

“Route Mobile began as an idea in 2004, founded by our Managing Director, Mr Rajdip Gupta – to bring about digital disruption in communication with simplified solutions that…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchSunnyvale, CA, United StatesHQ recorded Sep 27, 2026501-1,000606 contacts →

Exact match

“Ooma delivers phone, messaging, video and advanced communications services that are easy to implement and provide great value.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchRedmond, WA, United StatesHQ recorded Sep 27, 202610001+423 contacts →

Exact match

“The next generation of Skype from Microsoft gives you better ways to chat, call, and plan fun things to do with the people in your life every day.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchAustin, TX, United StatesHQ recorded Sep 27, 2026201-500401 contacts →

Exact match

“Lifesize delivers immersive communication experiences for the global enterprise.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Sep 27, 2026201-500398 contacts →

Exact match

“Founded in 2008 by veteran telecommunication entrepreneurs, Phone.com provides over businesses with comprehensive, flexible, and reliable cloud-based communication and…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchMalmö, SwedenHQ recorded Sep 27, 2026201-500364 contacts →

Exact match

“We are a mobile operator only for businesses, specializing in simplifying and innovating telephony.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact match東京都中央区, JapanHQ recorded Sep 27, 2026501-1,000348 contacts →

Exact match

“At Cybozu, our mission is to build a society brimming with teamwork.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchTallinn, EstoniaHQ recorded Sep 27, 2026201-500334 contacts →

Exact match

“The First Sales-Oriented Unified Communications Solution, now powered by AI Wildix develops secure, AI-powered business communication solutions designed to support revenue growth…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchMünchen, GermanyHQ recorded Sep 27, 2026201-500329 contacts →

Exact match

“Digital transformation is changing processes and supply chains, products and companies, entire industries and markets.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchMoscow, RussiaHQ recorded Sep 27, 2026501-1,000326 contacts →

Exact match

“MyOffice offers secure office solutions for communications and teamwork.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchBreukelen, United StatesHQ recorded Sep 27, 20265,001-10,000316 contacts →

Exact match

“GPA features the best-of-breed Regional Business Units (RBUs) in 50 countries, with localized delivery capabilities in over 150+ cities globally.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchSan Jose, CA, United StatesHQ recorded Sep 27, 2026501-1,000264 contacts →

Exact match

“Please be advised that BlueJeans by Verizon is being sunset, concluding in the first half of 2024.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchNoida, IndiaHQ recorded Sep 27, 2026201-500248 contacts →

Exact match

“Onextel Limited is a leading business communications solutions platform that enables brands to build connected customer experiences, with a core focus on integrated…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchAlpharetta, GA, United StatesHQ recorded Sep 27, 202651-200237 contacts →

Exact match

“We solve a critical gap businesses face with employee to client communication, over voice and messaging.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchJaipur, IndiaHQ recorded Sep 27, 202651-200236 contacts →

Exact match

“Sarv.com: Revolutionising Customer Experience We believe communication is the backbone of every successful business.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 1,318 business communications platforms worldwide

See the full list, filter by size, metro and specialty, and access 27,286 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Business communications platforms worldwide at a glance

As of Sep 27, 2026
33.7%Verified-email coverage
61.5Average contacts per company
11-50Median size (employees)
2.2%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
498
11-50
519
51-200
178
201-500
68
501-1,000
23
1,001-5,000
14
5,001-10,000
8
10001+
6

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 business communications platforms are linked below.
What qualifies
Company records worldwide whose business descriptions match “business communications platforms” 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 27,286 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 September 27, 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.

Business communications platforms by location

8 lists · largest first

Every Business communications platforms 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 “business communications platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business communications platforms are there worldwide?

RevenueBase identified 1,318 company matches for business communications platforms worldwide as of September 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?

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

Which country has the most business communications platforms?

The United States leads with 339 companies, followed by India (102) and the United Kingdom (92). Every business communications platforms list by country and city is linked on this page.

Which city has the most business communications platforms?

London leads with 29 company records, followed by Sao Paulo (20) and Singapore (14).

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 27,286 professional contacts with verified work emails tracked across these 1,318 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 September 27, 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.