Company lists · Data refreshed September 2026
Top 25 Conference calling services worldwide
RevenueBase identified 519 company matches for conference calling services worldwide as of September 2026 and tracks 20,605 professional contacts across them, including 5,091 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for conference calling services 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 19, 2026. Country and city lists for conference calling services 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 conference calling services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 9,706 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 19, 2026 · View company records in RevenueBase | |||||
| 2 | 1,464 contacts → | ||||
Exact match “PGi powers virtual events and meetings for customers safely and reliably, helping people, teams, and enterprises connect worldwide with advanced broadcasting and webcasting…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 773 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 19, 2026 · View company records in RevenueBase | |||||
| 4 | 401 contacts → | ||||
Exact match “Lifesize delivers immersive communication experiences for the global enterprise.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 278 contacts → | ||||
Exact match “OpenExchange is chosen by the most demanding industries in the world as their virtual communications partner.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 264 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 19, 2026 · View company records in RevenueBase | |||||
| 7 | 202 contacts → | ||||
Exact match “Since 1987, Hello Direct has helped small and medium-sized businesses (SMBs) find the right audio and video solutions to stay connected and productive.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 178 contacts → | ||||
Exact match “Um mundo de soluções de Webcasting.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 139 contacts → | ||||
Exact match “Bring the magic of television to your webinars, events, and meetings with Brandlive, your platform for creating elevated video experiences.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 137 contacts → | ||||
Exact match “Airmeet - Revolutionizing Webinars and Events At Airmeet, we believe webinars should be more than just digital gatherings-they should be immersive experiences that captivate and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 124 contacts → | ||||
Exact match “Founded and run by professionals who had pioneered the rollout of large-scale B2B video conferencing (VC) services in their previous roles, VCnow is a brand with a leading edge in…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 121 contacts → | ||||
Exact match “Slido is a technology company that makes an easy to use Q&A and polling platform for live, remote or hybrid meetings, events, classes, and webinars.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 120 contacts → | ||||
Exact match “Chorus Call Inc, headquartered in Pittsburgh, Pennsylvania, is a global leader in event management solutions with offices in the United States, Europe, South Africa, India…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 101 contacts → | ||||
Exact match “InstaVC provides a complete suite of Video Collaboration platforms across all industry verticals to cater to the unique requirements of each sector.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 99 contacts → | ||||
Exact match “Trusted by the largest global enterprises for more than 20 years in the energy, financial services, hospitality, insurance, life sciences, professional services consulting, and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 80 contacts → | ||||
Exact match “Door Sabha Nigam Limited (DSNL) is India’s largest Independent Integrated Conferencing provider.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 71 contacts → | ||||
Exact match “AVS are experts in all types of online meetings and video conferencing solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 70 contacts → | ||||
Exact match “Streamlined Communications is a leading provider of Audio Conferencing, Collaboration, Webcasting, Virtual Events & Streaming Solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 65 contacts → | ||||
Exact match “Phoenix-based iLinc Communications, Inc, a subsidiary of BroadSoft, Inc.(NASDAQ: BSFT), provides advanced web conferencing services for businesses, governments, and educational…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 65 contacts → | ||||
Exact match “Audio and video conferencing solutions from Yamaha Corporation streamline collaboration and boost productivity wherever people work.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 59 contacts → | ||||
Exact match “Cap-visio assemble, installe et met en œuvre des solutions de réunion à distance et de communication multi-sites : LE spécialiste français de la visioconférence.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 54 contacts → | ||||
Exact match “We provide a SaaS based visual communications platform for web conferencing and web broadcasting.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 53 contacts → | ||||
Exact match “Med stor lyhördhet och hög kompetens inom både AV och IT är Logic IT en komplett helhetsleverantör inom digitala möten till företag och organisationer.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 49 contacts → | ||||
Exact match “Webstream is a Global name in the business of Physical, Hybrid & Virtual Event Management Services as well as Platforms.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 44 contacts → | ||||
Exact match “Connecting people is at the core of what we do.” Recorded in the RevenueBase company graph · Sep 19, 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 “conference calling services”. 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 519 conference calling services worldwide
See the full list, filter by size, metro and specialty, and access 5,091 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Conference calling services worldwide at a glance
As of Sep 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
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 conference calling services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “conference calling services” 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 5,091 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 19, 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.
Conference calling services by location
2 lists · largest firstEvery Conference calling services 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 “conference calling services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many conference calling services are there worldwide?
RevenueBase identified 519 company matches for conference calling services 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?
ZOOM tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most conference calling services?
The United States leads with 163 companies, followed by the United Kingdom (27). Every conference calling services list by country and city is linked on this page.
Which city has the most conference calling services?
London leads with 8 company records, followed by New York (8) and Austin (7).
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 5,091 professional contacts with verified work emails tracked across these 519 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 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 519 conference calling services 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 conference calling services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 519 matching company records for conference calling services worldwide, with 20,605 tracked contacts and 5,091 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 19, 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 conference calling services 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 |  ZOOMzoom.comHQ: San Jose, CA, United StatesReported employees: 5,001-10,000 | San Jose, CA, United States | 5,001-10,000 | Exact match | 9,706 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  PGIpgi.comHQ: Alpharetta, GA, United StatesReported employees: 1,001-5,000 | Alpharetta, GA, United States | 1,001-5,000 | Exact match | 1,464 contacts → |
“PGi powers virtual events and meetings for customers safely and reliably, helping people, teams, and enterprises connect worldwide with advanced broadcasting and webcasting…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Yealinkyealink.com HQ: Xiamen, ChinaReported employees: 1,001-5,000 | Xiamen, China | 1,001-5,000 | Exact match | 773 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Serenovaserenova.comHQ: Austin, TX, United StatesReported employees: 201-500 | Austin, TX, United States | 201-500 | Exact match | 401 contacts → |
“Lifesize delivers immersive communication experiences for the global enterprise.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Openexchange, INCopenexc.comHQ: Boston, MA, United StatesReported employees: 501-1,000 | Boston, MA, United States | 501-1,000 | Exact match | 278 contacts → |
“OpenExchange is chosen by the most demanding industries in the world as their virtual communications partner.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Bluejeans By Verizonbluejeans.comHQ: San Jose, CA, United StatesReported employees: 501-1,000 | San Jose, CA, United States | 501-1,000 | Exact match | 264 contacts → |
“Please be advised that BlueJeans by Verizon is being sunset, concluding in the first half of 2024.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Hello Directcalloneinc.comHQ: Cape Canaveral, FL, United StatesReported employees: Not recorded | Cape Canaveral, FL, United States | Not recorded | Exact match | 202 contacts → |
“Since 1987, Hello Direct has helped small and medium-sized businesses (SMBs) find the right audio and video solutions to stay connected and productive.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  INF Serviceinfservice.com.brHQ: Sao Paulo, BrazilReported employees: Not recorded | Sao Paulo, Brazil | Not recorded | Exact match | 178 contacts → |
“Um mundo de soluções de Webcasting.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Brandlivebrandlive.comHQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 139 contacts → |
“Bring the magic of television to your webinars, events, and meetings with Brandlive, your platform for creating elevated video experiences.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Airmeetairmeet.comHQ: Remote, United StatesReported employees: 201-500 | Remote, United States | 201-500 | Exact match | 137 contacts → |
“Airmeet - Revolutionizing Webinars and Events At Airmeet, we believe webinars should be more than just digital gatherings-they should be immersive experiences that captivate and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Navi Mumbai, IndiaReported employees: 51-200 | Navi Mumbai, India | 51-200 | Exact match | 124 contacts → |
“Founded and run by professionals who had pioneered the rollout of large-scale B2B video conferencing (VC) services in their previous roles, VCnow is a brand with a leading edge in…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  SLIDOslido.comHQ: Bratislava, SlovakiaReported employees: 201-500 | Bratislava, Slovakia | 201-500 | Exact match | 121 contacts → |
“Slido is a technology company that makes an easy to use Q&A and polling platform for live, remote or hybrid meetings, events, classes, and webinars.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Chorus Call INCchoruscall.comHQ: Monroeville, PA, United StatesReported employees: 201-500 | Monroeville, PA, United States | 201-500 | Exact match | 120 contacts → |
“Chorus Call Inc, headquartered in Pittsburgh, Pennsylvania, is a global leader in event management solutions with offices in the United States, Europe, South Africa, India…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Instavcinstavc.comHQ: Palo Alto, CA, United StatesReported employees: 201-500 | Palo Alto, CA, United States | 201-500 | Exact match | 101 contacts → |
“InstaVC provides a complete suite of Video Collaboration platforms across all industry verticals to cater to the unique requirements of each sector.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Globalmeetglobalmeet.comHQ: Phoenix, AZ, United StatesReported employees: 51-200 | Phoenix, AZ, United States | 51-200 | Exact match | 99 contacts → |
“Trusted by the largest global enterprises for more than 20 years in the energy, financial services, hospitality, insurance, life sciences, professional services consulting, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Door Sabha Nigam Limiteddsnl.in HQ: Chennai, IndiaReported employees: 51-200 | Chennai, India | 51-200 | Exact match | 80 contacts → |
“Door Sabha Nigam Limited (DSNL) is India’s largest Independent Integrated Conferencing provider.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  AVS I Sverige ABavs.seHQ: Malmö, SwedenReported employees: 51-200 | Malmö, Sweden | 51-200 | Exact match | 71 contacts → |
“AVS are experts in all types of online meetings and video conferencing solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Streamlined Communicationsstreamlinedcommunications.comHQ: NY, United StatesReported employees: 201-500 | NY, United States | 201-500 | Exact match | 70 contacts → |
“Streamlined Communications is a leading provider of Audio Conferencing, Collaboration, Webcasting, Virtual Events & Streaming Solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Ilinc Communicationsilinc.comHQ: Phoenix, AZ, United StatesReported employees: 201-500 | Phoenix, AZ, United States | 201-500 | Exact match | 65 contacts → |
“Phoenix-based iLinc Communications, Inc, a subsidiary of BroadSoft, Inc.(NASDAQ: BSFT), provides advanced web conferencing services for businesses, governments, and educational…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Yamaha Business Solutionsusa.yamaha.comHQ: Hamamatsu, JapanReported employees: Not recorded | Hamamatsu, Japan | Not recorded | Exact match | 65 contacts → |
“Audio and video conferencing solutions from Yamaha Corporation streamline collaboration and boost productivity wherever people work.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Cap-Visiocap-visio.comHQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 59 contacts → |
“Cap-visio assemble, installe et met en œuvre des solutions de réunion à distance et de communication multi-sites : LE spécialiste français de la visioconférence.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | V-Cube INCvcube.co.jp HQ: JapanReported employees: 51-200 | Japan | 51-200 | Exact match | 54 contacts → |
“We provide a SaaS based visual communications platform for web conferencing and web broadcasting.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Logic ITlogicit.seHQ: Nacka, SwedenReported employees: 11-50 | Nacka, Sweden | 11-50 | Exact match | 53 contacts → |
“Med stor lyhördhet och hög kompetens inom både AV och IT är Logic IT en komplett helhetsleverantör inom digitala möten till företag och organisationer.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Webstream Communicationswebstreamworld.comHQ: Dubai, United Arab EmiratesReported employees: 51-200 | Dubai, United Arab Emirates | 51-200 | Exact match | 49 contacts → |
“Webstream is a Global name in the business of Physical, Hybrid & Virtual Event Management Services as well as Platforms.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Connex Intlconnexintl.comHQ: Danbury, CT, United StatesReported employees: 11-50 | Danbury, CT, United States | 11-50 | Exact match | 44 contacts → |
“Connecting people is at the core of what we do.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 519 company matches
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Conference calling services: dataset insights
September 19, 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
518 records in the displayed employee bands.
1 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 519 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 19, 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 ↗
Conference calling services by location
2 lists · largest firstEvery Conference calling services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for conference calling services?
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 conference calling services did RevenueBase find worldwide?
The saved snapshot records 519 matching company records, 20,605 tracked contacts and 5,091 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 19, 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 conference calling services worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/conference-calling-services.
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 conference calling services worldwide
RevenueBase records 519 matching company records for conference calling services worldwide, with 20,605 tracked contacts and 5,091 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 19, 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 conference calling services 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 | ZOOMzoom.com HQ: San Jose, CA, United StatesReported employees: 5,001-10,000 | San Jose, CA, United States | 5,001-10,000 | Exact match | 9,706 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | PGIpgi.com HQ: Alpharetta, GA, United StatesReported employees: 1,001-5,000 | Alpharetta, GA, United States | 1,001-5,000 | Exact match | 1,464 contacts → |
“PGi powers virtual events and meetings for customers safely and reliably, helping people, teams, and enterprises connect worldwide with advanced broadcasting and webcasting…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Yealinkyealink.com HQ: Xiamen, ChinaReported employees: 1,001-5,000 | Xiamen, China | 1,001-5,000 | Exact match | 773 contacts → |
“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 description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Serenovaserenova.com HQ: Austin, TX, United StatesReported employees: 201-500 | Austin, TX, United States | 201-500 | Exact match | 401 contacts → |
“Lifesize delivers immersive communication experiences for the global enterprise.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Openexchange, INCopenexc.com HQ: Boston, MA, United StatesReported employees: 501-1,000 | Boston, MA, United States | 501-1,000 | Exact match | 278 contacts → |
“OpenExchange is chosen by the most demanding industries in the world as their virtual communications partner.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Bluejeans By Verizonbluejeans.com HQ: San Jose, CA, United StatesReported employees: 501-1,000 | San Jose, CA, United States | 501-1,000 | Exact match | 264 contacts → |
“Please be advised that BlueJeans by Verizon is being sunset, concluding in the first half of 2024.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Hello Directcalloneinc.com HQ: Cape Canaveral, FL, United StatesReported employees: Not recorded | Cape Canaveral, FL, United States | Not recorded | Exact match | 202 contacts → |
“Since 1987, Hello Direct has helped small and medium-sized businesses (SMBs) find the right audio and video solutions to stay connected and productive.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | INF Serviceinfservice.com.br HQ: Sao Paulo, BrazilReported employees: Not recorded | Sao Paulo, Brazil | Not recorded | Exact match | 178 contacts → |
“Um mundo de soluções de Webcasting.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Brandlivebrandlive.com HQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 139 contacts → |
“Bring the magic of television to your webinars, events, and meetings with Brandlive, your platform for creating elevated video experiences.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Airmeetairmeet.com HQ: Remote, United StatesReported employees: 201-500 | Remote, United States | 201-500 | Exact match | 137 contacts → |
“Airmeet - Revolutionizing Webinars and Events At Airmeet, we believe webinars should be more than just digital gatherings-they should be immersive experiences that captivate and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Navi Mumbai, IndiaReported employees: 51-200 | Navi Mumbai, India | 51-200 | Exact match | 124 contacts → |
“Founded and run by professionals who had pioneered the rollout of large-scale B2B video conferencing (VC) services in their previous roles, VCnow is a brand with a leading edge in…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | SLIDOslido.com HQ: Bratislava, SlovakiaReported employees: 201-500 | Bratislava, Slovakia | 201-500 | Exact match | 121 contacts → |
“Slido is a technology company that makes an easy to use Q&A and polling platform for live, remote or hybrid meetings, events, classes, and webinars.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Chorus Call INCchoruscall.com HQ: Monroeville, PA, United StatesReported employees: 201-500 | Monroeville, PA, United States | 201-500 | Exact match | 120 contacts → |
“Chorus Call Inc, headquartered in Pittsburgh, Pennsylvania, is a global leader in event management solutions with offices in the United States, Europe, South Africa, India…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Instavcinstavc.com HQ: Palo Alto, CA, United StatesReported employees: 201-500 | Palo Alto, CA, United States | 201-500 | Exact match | 101 contacts → |
“InstaVC provides a complete suite of Video Collaboration platforms across all industry verticals to cater to the unique requirements of each sector.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Globalmeetglobalmeet.com HQ: Phoenix, AZ, United StatesReported employees: 51-200 | Phoenix, AZ, United States | 51-200 | Exact match | 99 contacts → |
“Trusted by the largest global enterprises for more than 20 years in the energy, financial services, hospitality, insurance, life sciences, professional services consulting, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Door Sabha Nigam Limiteddsnl.in HQ: Chennai, IndiaReported employees: 51-200 | Chennai, India | 51-200 | Exact match | 80 contacts → |
“Door Sabha Nigam Limited (DSNL) is India’s largest Independent Integrated Conferencing provider.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | AVS I Sverige ABavs.se HQ: Malmö, SwedenReported employees: 51-200 | Malmö, Sweden | 51-200 | Exact match | 71 contacts → |
“AVS are experts in all types of online meetings and video conferencing solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Streamlined Communicationsstreamlinedcommunications.com HQ: NY, United StatesReported employees: 201-500 | NY, United States | 201-500 | Exact match | 70 contacts → |
“Streamlined Communications is a leading provider of Audio Conferencing, Collaboration, Webcasting, Virtual Events & Streaming Solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ilinc Communicationsilinc.com HQ: Phoenix, AZ, United StatesReported employees: 201-500 | Phoenix, AZ, United States | 201-500 | Exact match | 65 contacts → |
“Phoenix-based iLinc Communications, Inc, a subsidiary of BroadSoft, Inc.(NASDAQ: BSFT), provides advanced web conferencing services for businesses, governments, and educational…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Yamaha Business Solutionsusa.yamaha.com HQ: Hamamatsu, JapanReported employees: Not recorded | Hamamatsu, Japan | Not recorded | Exact match | 65 contacts → |
“Audio and video conferencing solutions from Yamaha Corporation streamline collaboration and boost productivity wherever people work.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Cap-Visiocap-visio.com HQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 59 contacts → |
“Cap-visio assemble, installe et met en œuvre des solutions de réunion à distance et de communication multi-sites : LE spécialiste français de la visioconférence.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | V-Cube INCvcube.co.jp HQ: JapanReported employees: 51-200 | Japan | 51-200 | Exact match | 54 contacts → |
“We provide a SaaS based visual communications platform for web conferencing and web broadcasting.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Logic ITlogicit.se HQ: Nacka, SwedenReported employees: 11-50 | Nacka, Sweden | 11-50 | Exact match | 53 contacts → |
“Med stor lyhördhet och hög kompetens inom både AV och IT är Logic IT en komplett helhetsleverantör inom digitala möten till företag och organisationer.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Webstream Communicationswebstreamworld.com HQ: Dubai, United Arab EmiratesReported employees: 51-200 | Dubai, United Arab Emirates | 51-200 | Exact match | 49 contacts → |
“Webstream is a Global name in the business of Physical, Hybrid & Virtual Event Management Services as well as Platforms.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Connex Intlconnexintl.com HQ: Danbury, CT, United StatesReported employees: 11-50 | Danbury, CT, United States | 11-50 | Exact match | 44 contacts → |
“Connecting people is at the core of what we do.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 519 company matches
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Conference calling services: dataset insights
September 19, 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
518 records in the displayed employee bands.
1 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 519 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 19, 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 ↗
Conference calling services by location
2 lists · largest firstEvery Conference calling services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for conference calling services?
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 conference calling services did RevenueBase find worldwide?
The saved snapshot records 519 matching company records, 20,605 tracked contacts and 5,091 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 19, 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 conference calling services worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/conference-calling-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗