Company lists · Data refreshed September 2026
Top 25 Email and collaboration platforms worldwide
RevenueBase identified 1,580 company matches for email and collaboration platforms worldwide as of September 2026 and tracks 50,550 professional contacts across them, including 17,817 with verified work emails. The United States is the largest market and San Francisco the largest hub.
This list covers company matches for email and collaboration 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 28, 2026. Country and city lists for email and collaboration 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.
The 25 largest email and collaboration platforms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 28, 2026 · View company records in RevenueBase | |||||
| 2 | 3,428 contacts → | ||||
Exact match “Dropbox is the one place to keep life organized and keep work moving.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 2,619 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 28, 2026 · View company records in RevenueBase | |||||
| 4 | 1,254 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 28, 2026 · View company records in RevenueBase | |||||
| 5 | 1,103 contacts → | ||||
Exact match “There is a better way to work.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 1,082 contacts → | ||||
Exact match “iManage is the company dedicated to Making Knowledge Work.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 827 contacts → | ||||
Exact match “Café helps enterprises drive collaboration, engagement, and cohesion through real-world interactions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 537 contacts → | ||||
Exact match “With our strong brands GMX, WEB.DE and mail.com and over 43 million active users, we are the leading email and communications platform in Germany, Austria and Switzerland.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 408 contacts → | ||||
Exact match “OAAI12 17“”e-cologye-officeOAeteamse-mobile Weaver was founded in 2001 and headquartered in Shanghai.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 367 contacts → | ||||
Exact match “Oodrive is Europe's first trusted collaborative suite.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 348 contacts → | ||||
Exact match “At Cybozu, our mission is to build a society brimming with teamwork.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 334 contacts → | ||||
Exact match “Hallo is het begin van elk goed gesprek Bij Hallo beseffen we als geen ander dat goed contact met je klanten, partners, leveranciers en medewerkers het allerbelangrijkste is dat…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 326 contacts → | ||||
Exact match “MyOffice offers secure office solutions for communications and teamwork.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 291 contacts → | ||||
Exact match “In a world where secure, cross-platform collaboration is critical, we empower organizations to communicate confidently - across borders, ecosystems, and the highest security…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 198 contacts → | ||||
Exact match “Your all-in-one workspace for growth.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 181 contacts → | ||||
Exact match “Synacor is a cloud-based software and services company headquartered in Buffalo, New York with offices across the globe.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 168 contacts → | ||||
Exact match “InVision is the visual collaboration platform powering the world’s smartest companies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 166 contacts → | ||||
Exact match “Lark is a new take on the office suite that is transforming workplace collaboration.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 164 contacts → | ||||
Exact match “Jive is the leading provider of modern communication and collaboration solutions for business.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 160 contacts → | ||||
Exact match “37signals makes Basecamp and HEY.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 159 contacts → | ||||
Exact match “Wire is a secure messenger and collaboration platform built for organizations that cannot afford leaks, exposure, or loss of control.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 152 contacts → | ||||
Exact match “Mattermost is the leading collaboration platform for mission-critical work.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 148 contacts → | ||||
Exact match “Titan is an email suite built specifically for professionals and small businesses.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 140 contacts → | ||||
Exact match “Tresorit provides an end-to-end encrypted productivity solution for ultra-secure collaboration including managing, storing, syncing, and transferring files.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 139 contacts → | ||||
Exact match “MAXHUB is a global provider of integrated collaboration solutions, designed to make communication and teamwork more efficient across modern workplaces.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “email and collaboration platforms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 1,580 email and collaboration platforms worldwide
See the full list, filter by size, metro and specialty, and access 17,817 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Email and collaboration platforms worldwide at a glance
As of Sep 28, 2026Companies by employee count
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 email and collaboration platforms are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “email and collaboration 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 17,817 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 28, 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.
Email and collaboration platforms by location
11 lists · largest firstEvery Email and collaboration platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Email and collaboration platforms based in the United States359
- Email and collaboration platforms based in India111
- Email and collaboration platforms based in the United Kingdom81
- Email and collaboration platforms based in France73
- Email and collaboration platforms based in Germany59
- Email and collaboration platforms based in Canada45
- Email and collaboration platforms based in the Netherlands39
- Email and collaboration platforms based in Brazil38
- Email and collaboration platforms based in Australia28
Cities
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 “email and collaboration platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many email and collaboration platforms are there worldwide?
RevenueBase identified 1,580 company matches for email and collaboration 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 email and collaboration platforms?
The United States leads with 359 companies, followed by India (111) and the United Kingdom (81). Every email and collaboration platforms list by country and city is linked on this page.
Which city has the most email and collaboration platforms?
San Francisco leads with 46 company records, followed by London (43) and Paris (24).
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 17,817 professional contacts with verified work emails tracked across these 1,580 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 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,580 email and collaboration platforms worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 email and collaboration platforms worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,580 matching company records for email and collaboration platforms worldwide, with 50,550 tracked contacts and 17,817 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 email and collaboration platforms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Atlassianatlassian.comHQ: Sydney, TürkiyeReported employees: 10001+ | Sydney, Türkiye | 10001+ | Exact match | 18,878 contacts → |
“Atlassian powers the collaboration that helps teams accomplish what would otherwise be impossible alone.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Dropboxdropbox.comHQ: San Francisco, CA, United StatesReported employees: 1,001-5,000 | San Francisco, CA, United States | 1,001-5,000 | Exact match | 3,428 contacts → |
“Dropbox is the one place to keep life organized and keep work moving.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  SLACKslack.comHQ: San Francisco, CA, United StatesReported employees: 1,001-5,000 | San Francisco, CA, United States | 1,001-5,000 | Exact match | 2,619 contacts → |
“Slack is on a mission to make people's working lives simpler, more pleasant and more productive.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Intermedia Intelligent Communicationsintermedia.comHQ: Sunnyvale, CA, United StatesReported employees: 1,001-5,000 | Sunnyvale, CA, United States | 1,001-5,000 | Exact match | 1,254 contacts → |
“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 description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Anywhereworksanywhereworks.comHQ: Raleigh, NC, United StatesReported employees: 1,001-5,000 | Raleigh, NC, United States | 1,001-5,000 | Exact match | 1,103 contacts → |
“There is a better way to work.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Imanageimanage.comHQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 1,082 contacts → |
“iManage is the company dedicated to Making Knowledge Work.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Café YC S21at.cafeHQ: NY, United StatesReported employees: Not recorded | NY, United States | Not recorded | Exact match | 827 contacts → |
“Café helps enterprises drive collaboration, engagement, and cohesion through real-world interactions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Gmx, Web.De & Mail.commail-and-media.com HQ: Karlsruhe, GermanyReported employees: 501-1,000 | Karlsruhe, Germany | 501-1,000 | Exact match | 537 contacts → |
“With our strong brands GMX, WEB.DE and mail.com and over 43 million active users, we are the leading email and communications platform in Germany, Austria and Switzerland.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  上海泛微网络科技股份有限公司weaver.com.cnHQ: 闵行区, ChinaReported employees: 1,001-5,000 | 闵行区, China | 1,001-5,000 | Exact match | 408 contacts → |
“OAAI12 17“”e-cologye-officeOAeteamse-mobile Weaver was founded in 2001 and headquartered in Shanghai.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Oodriveoodrive.comHQ: Paris, FranceReported employees: 201-500 | Paris, France | 201-500 | Exact match | 367 contacts → |
“Oodrive is Europe's first trusted collaborative suite.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Cybozu, INCcybozu.co.jpHQ: 東京都中央区, JapanReported employees: 501-1,000 | 東京都中央区, Japan | 501-1,000 | Exact match | 348 contacts → |
“At Cybozu, our mission is to build a society brimming with teamwork.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  HALLOhallo.euHQ: Alkmaar, NetherlandsReported employees: 201-500 | Alkmaar, Netherlands | 201-500 | Exact match | 334 contacts → |
“Hallo is het begin van elk goed gesprek Bij Hallo beseffen we als geen ander dat goed contact met je klanten, partners, leveranciers en medewerkers het allerbelangrijkste is dat…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Myofficemyoffice.ru HQ: Moscow, RussiaReported employees: 501-1,000 | Moscow, Russia | 501-1,000 | Exact match | 326 contacts → |
“MyOffice offers secure office solutions for communications and teamwork.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  PEXIPpexip.comHQ: Oslo, NorwayReported employees: 201-500 | Oslo, Norway | 201-500 | Exact match | 291 contacts → |
“In a world where secure, cross-platform collaboration is critical, we empower organizations to communicate confidently - across borders, ecosystems, and the highest security…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Bitrix24bitrix24.comHQ: Alexandria, VA, United StatesReported employees: 501-1,000 | Alexandria, VA, United States | 501-1,000 | Exact match | 198 contacts → |
“Your all-in-one workspace for growth.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Synacorsynacor.comHQ: Buffalo, NY, United StatesReported employees: 201-500 | Buffalo, NY, United States | 201-500 | Exact match | 181 contacts → |
“Synacor is a cloud-based software and services company headquartered in Buffalo, New York with offices across the globe.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Invisioninvisionapp.comHQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 168 contacts → |
“InVision is the visual collaboration platform powering the world’s smartest companies.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  LARKlarksuite.comHQ: SingaporeReported employees: 1,001-5,000 | Singapore | 1,001-5,000 | Exact match | 166 contacts → |
“Lark is a new take on the office suite that is transforming workplace collaboration.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Jive Softwarejivesoftware.comHQ: Austin, TX, United StatesReported employees: 501-1,000 | Austin, TX, United States | 501-1,000 | Exact match | 164 contacts → |
“Jive is the leading provider of modern communication and collaboration solutions for business.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | 37signals37signals.com HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 160 contacts → |
“37signals makes Basecamp and HEY.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  WIREwire.comHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 159 contacts → |
“Wire is a secure messenger and collaboration platform built for organizations that cannot afford leaks, exposure, or loss of control.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Mattermostmattermost.comHQ: Palo Alto, CA, United StatesReported employees: 51-200 | Palo Alto, CA, United States | 51-200 | Exact match | 152 contacts → |
“Mattermost is the leading collaboration platform for mission-critical work.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Titan Emailtitan.emailHQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 148 contacts → |
“Titan is an email suite built specifically for professionals and small businesses.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Tresorit Swiss Post Digitaltresorit.comHQ: Zurich, SwitzerlandReported employees: 51-200 | Zurich, Switzerland | 51-200 | Exact match | 140 contacts → |
“Tresorit provides an end-to-end encrypted productivity solution for ultra-secure collaboration including managing, storing, syncing, and transferring files.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Maxhubmaxhub.com HQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 139 contacts → |
“MAXHUB is a global provider of integrated collaboration solutions, designed to make communication and teamwork more efficient across modern workplaces.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,580 company matches
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Email and collaboration platforms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,575 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,580 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Email and collaboration platforms by location
11 lists · largest firstEvery Email and collaboration platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Email and collaboration platforms based in the United States359
- Email and collaboration platforms based in India111
- Email and collaboration platforms based in the United Kingdom81
- Email and collaboration platforms based in France73
- Email and collaboration platforms based in Germany59
- Email and collaboration platforms based in Canada45
- Email and collaboration platforms based in the Netherlands39
- Email and collaboration platforms based in Brazil38
- Email and collaboration platforms based in Australia28
Cities
Questions about this company list
What does Exact match mean for email and collaboration platforms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many email and collaboration platforms did RevenueBase find worldwide?
The saved snapshot records 1,580 matching company records, 50,550 tracked contacts and 17,817 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 email and collaboration platforms worldwide. Snapshot: September 28, 2026. https://revenuebase.ai/companies/browse/email-and-collaboration-platforms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 email and collaboration platforms worldwide
RevenueBase records 1,580 matching company records for email and collaboration platforms worldwide, with 50,550 tracked contacts and 17,817 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 email and collaboration platforms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Atlassianatlassian.com HQ: Sydney, TürkiyeReported employees: 10001+ | Sydney, Türkiye | 10001+ | Exact match | 18,878 contacts → |
“Atlassian powers the collaboration that helps teams accomplish what would otherwise be impossible alone.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Dropboxdropbox.com HQ: San Francisco, CA, United StatesReported employees: 1,001-5,000 | San Francisco, CA, United States | 1,001-5,000 | Exact match | 3,428 contacts → |
“Dropbox is the one place to keep life organized and keep work moving.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | SLACKslack.com HQ: San Francisco, CA, United StatesReported employees: 1,001-5,000 | San Francisco, CA, United States | 1,001-5,000 | Exact match | 2,619 contacts → |
“Slack is on a mission to make people's working lives simpler, more pleasant and more productive.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Intermedia Intelligent Communicationsintermedia.com HQ: Sunnyvale, CA, United StatesReported employees: 1,001-5,000 | Sunnyvale, CA, United States | 1,001-5,000 | Exact match | 1,254 contacts → |
“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 description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Anywhereworksanywhereworks.com HQ: Raleigh, NC, United StatesReported employees: 1,001-5,000 | Raleigh, NC, United States | 1,001-5,000 | Exact match | 1,103 contacts → |
“There is a better way to work.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Imanageimanage.com HQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 1,082 contacts → |
“iManage is the company dedicated to Making Knowledge Work.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Café YC S21at.cafe HQ: NY, United StatesReported employees: Not recorded | NY, United States | Not recorded | Exact match | 827 contacts → |
“Café helps enterprises drive collaboration, engagement, and cohesion through real-world interactions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Gmx, Web.De & Mail.commail-and-media.com HQ: Karlsruhe, GermanyReported employees: 501-1,000 | Karlsruhe, Germany | 501-1,000 | Exact match | 537 contacts → |
“With our strong brands GMX, WEB.DE and mail.com and over 43 million active users, we are the leading email and communications platform in Germany, Austria and Switzerland.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | 上海泛微网络科技股份有限公司weaver.com.cn HQ: 闵行区, ChinaReported employees: 1,001-5,000 | 闵行区, China | 1,001-5,000 | Exact match | 408 contacts → |
“OAAI12 17“”e-cologye-officeOAeteamse-mobile Weaver was founded in 2001 and headquartered in Shanghai.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Oodriveoodrive.com HQ: Paris, FranceReported employees: 201-500 | Paris, France | 201-500 | Exact match | 367 contacts → |
“Oodrive is Europe's first trusted collaborative suite.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Cybozu, INCcybozu.co.jp HQ: 東京都中央区, JapanReported employees: 501-1,000 | 東京都中央区, Japan | 501-1,000 | Exact match | 348 contacts → |
“At Cybozu, our mission is to build a society brimming with teamwork.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HALLOhallo.eu HQ: Alkmaar, NetherlandsReported employees: 201-500 | Alkmaar, Netherlands | 201-500 | Exact match | 334 contacts → |
“Hallo is het begin van elk goed gesprek Bij Hallo beseffen we als geen ander dat goed contact met je klanten, partners, leveranciers en medewerkers het allerbelangrijkste is dat…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Myofficemyoffice.ru HQ: Moscow, RussiaReported employees: 501-1,000 | Moscow, Russia | 501-1,000 | Exact match | 326 contacts → |
“MyOffice offers secure office solutions for communications and teamwork.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | PEXIPpexip.com HQ: Oslo, NorwayReported employees: 201-500 | Oslo, Norway | 201-500 | Exact match | 291 contacts → |
“In a world where secure, cross-platform collaboration is critical, we empower organizations to communicate confidently - across borders, ecosystems, and the highest security…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Bitrix24bitrix24.com HQ: Alexandria, VA, United StatesReported employees: 501-1,000 | Alexandria, VA, United States | 501-1,000 | Exact match | 198 contacts → |
“Your all-in-one workspace for growth.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Synacorsynacor.com HQ: Buffalo, NY, United StatesReported employees: 201-500 | Buffalo, NY, United States | 201-500 | Exact match | 181 contacts → |
“Synacor is a cloud-based software and services company headquartered in Buffalo, New York with offices across the globe.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Invisioninvisionapp.com HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 168 contacts → |
“InVision is the visual collaboration platform powering the world’s smartest companies.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | LARKlarksuite.com HQ: SingaporeReported employees: 1,001-5,000 | Singapore | 1,001-5,000 | Exact match | 166 contacts → |
“Lark is a new take on the office suite that is transforming workplace collaboration.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Jive Softwarejivesoftware.com HQ: Austin, TX, United StatesReported employees: 501-1,000 | Austin, TX, United States | 501-1,000 | Exact match | 164 contacts → |
“Jive is the leading provider of modern communication and collaboration solutions for business.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | 37signals37signals.com HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 160 contacts → |
“37signals makes Basecamp and HEY.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | WIREwire.com HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 159 contacts → |
“Wire is a secure messenger and collaboration platform built for organizations that cannot afford leaks, exposure, or loss of control.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Mattermostmattermost.com HQ: Palo Alto, CA, United StatesReported employees: 51-200 | Palo Alto, CA, United States | 51-200 | Exact match | 152 contacts → |
“Mattermost is the leading collaboration platform for mission-critical work.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Titan Emailtitan.email HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 148 contacts → |
“Titan is an email suite built specifically for professionals and small businesses.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Tresorit Swiss Post Digitaltresorit.com HQ: Zurich, SwitzerlandReported employees: 51-200 | Zurich, Switzerland | 51-200 | Exact match | 140 contacts → |
“Tresorit provides an end-to-end encrypted productivity solution for ultra-secure collaboration including managing, storing, syncing, and transferring files.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Maxhubmaxhub.com HQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 139 contacts → |
“MAXHUB is a global provider of integrated collaboration solutions, designed to make communication and teamwork more efficient across modern workplaces.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Email and collaboration platforms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,575 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,580 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Email and collaboration platforms by location
11 lists · largest firstEvery Email and collaboration platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Email and collaboration platforms based in the United States359
- Email and collaboration platforms based in India111
- Email and collaboration platforms based in the United Kingdom81
- Email and collaboration platforms based in France73
- Email and collaboration platforms based in Germany59
- Email and collaboration platforms based in Canada45
- Email and collaboration platforms based in the Netherlands39
- Email and collaboration platforms based in Brazil38
- Email and collaboration platforms based in Australia28
Cities
Questions about this company list
What does Exact match mean for email and collaboration platforms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many email and collaboration platforms did RevenueBase find worldwide?
The saved snapshot records 1,580 matching company records, 50,550 tracked contacts and 17,817 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 email and collaboration platforms worldwide. Snapshot: September 28, 2026. https://revenuebase.ai/companies/browse/email-and-collaboration-platforms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗