Company lists · Data refreshed October 2026
Top 25 E-mail software suppliers worldwide
RevenueBase identified 108 company matches for e-mail software suppliers worldwide as of October 2026 and tracks 850 professional contacts across them, including 152 with verified work emails. The United States is the largest market and San Francisco the largest hub.
This list covers company matches for e-mail software suppliers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 19, 2026. Country and city lists for e-mail software suppliers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest e-mail software suppliers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 124 contacts → | ||||
Exact match “Established in 1995, QuantumLink Communications Pvt Ltd is a software development company based in Mumbai, India.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 2 | 88 contacts → | ||||
Exact match “CodeTwo develops software solutions for Microsoft 365, Exchange Server, and Outlook.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 3 | 53 contacts → | ||||
Exact match “Business Email Accounts, Calendaring, Contacts and Collaboration Services for Your Business from BlueTie.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 4 | 24 contacts → | ||||
Exact match “Email was never meant to be this busy.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 5 | 21 contacts → | ||||
Exact match “Founded in 2003, Sendio is a venture-backed, privately held company whose products protect the email environments of enterprises and institutions from attacks and abuse, and…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 6 | 21 contacts → | ||||
Exact match “We are specialists in email management.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 7 | 19 contacts → | ||||
Exact match “Ideagen Mail Manager is a dynamic software company that delivers intelligent email management software.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 8 | 18 contacts → | ||||
Exact match “Red Condor is revolutionizing spam fighting technology.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 9 | 16 contacts → | ||||
Exact match “Boomerang is the leader in thoughtful email productivity software that empowers people to focus on what matters on the world’s top email platforms.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 10 | 15 contacts → | ||||
Exact match “Interbel: Pioneros en Email & Ciberseguridad en España "#1 Optimizando el Email y la Ciberseguridad con Tecnología Avanzada" En Interbel, con más de 26 años de experiencia, somos…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 11 | 13 contacts → | ||||
Exact match “Libèrez vos mails!” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 12 | 11 contacts → | ||||
Exact match “Dynamic Flows creates user-friendly and efficient innovative applications that are directly integrated in the user’s mailbox, Microsoft Office, O365, MS Teams and Mobile.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 13 | 10 contacts → | ||||
Exact match “Clean Email helps you manage your mailbox overloaded with unread and unwanted emails more efficiently, while keeping your data safe and respecting your privacy.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 14 | 9 contacts → | ||||
Exact match “At Identillect Technologies, we create a user-friendly secure email solution to protect critical information, with an emphasis on simplicity.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 15 | 8 contacts → | ||||
Exact match “Down-to earth Cloud services.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 16 | 8 contacts → | ||||
Exact match “BlueMail is a free, beautifully designed, universal email client, capable of managing an unlimited number of mail accounts from various providers, allowing for smart push…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “Software services primarily working with logistics and mail clients.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 18 | 6 contacts → | ||||
Exact match “LeanMail offers a suite of customizable email management solutions that integrate seamlessly with Microsoft Outlook through proprietary add-ins.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “Mailsafe, our own email archiving and mailbox management product, was first installed as a bespoke product in 2006 and was for 50 user mailboxes.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “Hiri is an enterprise email client designed from the ground up to help you get your email under control, improve the way you communicate, and give you the time to focus on the…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “ORF is an award-winning email security solution developed by Vamsoft e-Security Kft, an independent Hungarian software developer since 2002.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Fischer Software ist spezialisiert auf Softwareentwicklungen im Umfeld von Microsoft Outlook© und Exchange Server©.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “MailEnable Pty.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “Postal Systems OÜ builds email-related tools and software” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “Software development and technical support company.” Recorded in the RevenueBase company graph · Oct 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 “e-mail software suppliers”. 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 108 e-mail software suppliers worldwide
See the full list, filter by size, metro and specialty, and access 152 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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E-mail software suppliers worldwide at a glance
As of Oct 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 e-mail software suppliers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “e-mail software suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 152 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 October 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.
E-mail software suppliers by location
1 lists · largest firstEvery E-mail software suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “e-mail software suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many e-mail software suppliers are there worldwide?
RevenueBase identified 108 company matches for e-mail software suppliers worldwide as of October 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?
QLC India tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most e-mail software suppliers?
The United States leads with 27 companies. Every e-mail software suppliers list by country and city is linked on this page.
Which city has the most e-mail software suppliers?
San Francisco leads with 4 company records, followed by Mumbai (3) and Bangalore (2).
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 152 professional contacts with verified work emails tracked across these 108 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 October 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 108 e-mail software suppliers 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 e-mail software suppliers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 108 matching company records for e-mail software suppliers worldwide, with 850 tracked contacts and 152 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: October 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 e-mail software suppliers 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 | QLC Indiaqlc.in HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 124 contacts → |
“Established in 1995, QuantumLink Communications Pvt Ltd is a software development company based in Mumbai, India.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Codetwocodetwo.com HQ: Jelenia Gora, PolandReported employees: 51-200 | Jelenia Gora, Poland | 51-200 | Exact match | 88 contacts → |
“CodeTwo develops software solutions for Microsoft 365, Exchange Server, and Outlook.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Bluetie, INCbluetie.comHQ: Rochester, NY, United StatesReported employees: 11-50 | Rochester, NY, United States | 11-50 | Exact match | 53 contacts → |
“Business Email Accounts, Calendaring, Contacts and Collaboration Services for Your Business from BlueTie.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Canary Mailcanarymail.io HQ: San Francisco, United StatesReported employees: 11-50 | San Francisco, United States | 11-50 | Exact match | 24 contacts → |
“Email was never meant to be this busy.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Sendio Technologies, INCsendio.comHQ: Newport Beach, CA, United StatesReported employees: 11-50 | Newport Beach, CA, United States | 11-50 | Exact match | 21 contacts → |
“Founded in 2003, Sendio is a venture-backed, privately held company whose products protect the email environments of enterprises and institutions from attacks and abuse, and…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Nordic ITnordic-it.com HQ: Singapore, DenmarkReported employees: 11-50 | Singapore, Denmark | 11-50 | Exact match | 21 contacts → |
“We are specialists in email management.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Ideagen Mail Managermailmanager.comHQ: West End, United KingdomReported employees: 51-200 | West End, United Kingdom | 51-200 | Exact match | 19 contacts → |
“Ideagen Mail Manager is a dynamic software company that delivers intelligent email management software.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | RED Condorredcondor.com HQ: Rohnert Park, CA, United StatesReported employees: 11-50 | Rohnert Park, CA, United States | 11-50 | Exact match | 18 contacts → |
“Red Condor is revolutionizing spam fighting technology.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Boomerangboomerangapp.comHQ: Mountain View, CA, United StatesReported employees: 11-50 | Mountain View, CA, United States | 11-50 | Exact match | 16 contacts → |
“Boomerang is the leader in thoughtful email productivity software that empowers people to focus on what matters on the world’s top email platforms.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Interbelinterbel.esHQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 15 contacts → |
“Interbel: Pioneros en Email & Ciberseguridad en España "#1 Optimizando el Email y la Ciberseguridad con Tecnología Avanzada" En Interbel, con más de 26 años de experiencia, somos…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Hornetsecurityaltospam.comHQ: Bordeaux (33000), FranceReported employees: 11-50 | Bordeaux (33000), France | 11-50 | Exact match | 13 contacts → |
“Libèrez vos mails!” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Dynamic Flows Softwaredynamicflows.com HQ: Lasne, BelgiumReported employees: 11-50 | Lasne, Belgium | 11-50 | Exact match | 11 contacts → |
“Dynamic Flows creates user-friendly and efficient innovative applications that are directly integrated in the user’s mailbox, Microsoft Office, O365, MS Teams and Mobile.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Clean Emailcleanemail.onelink.me HQ: Santa Barbara, United StatesReported employees: 1-10 | Santa Barbara, United States | 1-10 | Exact match | 10 contacts → |
“Clean Email helps you manage your mailbox overloaded with unread and unwanted emails more efficiently, while keeping your data safe and respecting your privacy.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Identillect Technologies INCidentillect.comHQ: Poway, CA, United StatesReported employees: 11-50 | Poway, CA, United States | 11-50 | Exact match | 9 contacts → |
“At Identillect Technologies, we create a user-friendly secure email solution to protect critical information, with an emphasis on simplicity.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  ISP Cloud Services INCispcloudservices.comHQ: Miami, FL, United StatesReported employees: 1-10 | Miami, FL, United States | 1-10 | Exact match | 8 contacts → |
“Down-to earth Cloud services.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Bluemailbluemail.me HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 8 contacts → |
“BlueMail is a free, beautifully designed, universal email client, capable of managing an unlimited number of mail accounts from various providers, allowing for smart push…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | WCG The IT Exchange, INCwcg-itx.com HQ: Markham, CanadaReported employees: 1-10 | Markham, Canada | 1-10 | Exact match | 7 contacts → |
“Software services primarily working with logistics and mail clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Leanmailleanmail.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 6 contacts → |
“LeanMail offers a suite of customizable email management solutions that integrate seamlessly with Microsoft Outlook through proprietary add-ins.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Mailsafe Techne-Commmailsafe.co.ukHQ: Fleet, United KingdomReported employees: 11-50 | Fleet, United Kingdom | 11-50 | Exact match | 4 contacts → |
“Mailsafe, our own email archiving and mailbox management product, was first installed as a bespoke product in 2006 and was for 50 user mailboxes.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HIRIhiri.com HQ: IrelandReported employees: 1-10 | Ireland | 1-10 | Exact match | 4 contacts → |
“Hiri is an enterprise email client designed from the ground up to help you get your email under control, improve the way you communicate, and give you the time to focus on the…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Vamsoft KFTvamsoft.com HQ: Budapest, HungaryReported employees: 11-50 | Budapest, Hungary | 11-50 | Exact match | 3 contacts → |
“ORF is an award-winning email security solution developed by Vamsoft e-Security Kft, an independent Hungarian software developer since 2002.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Fischer Software Gmbh & Co. KGinfodesk.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 2 contacts → |
“Fischer Software ist spezialisiert auf Softwareentwicklungen im Umfeld von Microsoft Outlook© und Exchange Server©.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Mailenablemailenable.com HQ: Murrumbeena, AustraliaReported employees: 1-10 | Murrumbeena, Australia | 1-10 | Exact match | 2 contacts → |
“MailEnable Pty.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Postal Systems OÜpostalsys.com HQ: Tallinn, EstoniaReported employees: 1-10 | Tallinn, Estonia | 1-10 | Exact match | 2 contacts → |
“Postal Systems OÜ builds email-related tools and software” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Paul Smith Computer Servicespscs.co.uk HQ: Holmfirth, United KingdomReported employees: 1-10 | Holmfirth, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Software development and technical support company.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 108 company matches
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E-mail software suppliers: dataset insights
October 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
108 records in the displayed employee bands.
0 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 108 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: October 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 ↗
E-mail software suppliers by location
1 lists · largest firstEvery E-mail software suppliers 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 e-mail software suppliers?
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 e-mail software suppliers did RevenueBase find worldwide?
The saved snapshot records 108 matching company records, 850 tracked contacts and 152 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: October 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 e-mail software suppliers worldwide. Snapshot: October 19, 2026. https://revenuebase.ai/companies/browse/e-mail-software-suppliers.
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 e-mail software suppliers worldwide
RevenueBase records 108 matching company records for e-mail software suppliers worldwide, with 850 tracked contacts and 152 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: October 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 e-mail software suppliers 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 | QLC Indiaqlc.in HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 124 contacts → |
“Established in 1995, QuantumLink Communications Pvt Ltd is a software development company based in Mumbai, India.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Codetwocodetwo.com HQ: Jelenia Gora, PolandReported employees: 51-200 | Jelenia Gora, Poland | 51-200 | Exact match | 88 contacts → |
“CodeTwo develops software solutions for Microsoft 365, Exchange Server, and Outlook.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Bluetie, INCbluetie.com HQ: Rochester, NY, United StatesReported employees: 11-50 | Rochester, NY, United States | 11-50 | Exact match | 53 contacts → |
“Business Email Accounts, Calendaring, Contacts and Collaboration Services for Your Business from BlueTie.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Canary Mailcanarymail.io HQ: San Francisco, United StatesReported employees: 11-50 | San Francisco, United States | 11-50 | Exact match | 24 contacts → |
“Email was never meant to be this busy.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Sendio Technologies, INCsendio.com HQ: Newport Beach, CA, United StatesReported employees: 11-50 | Newport Beach, CA, United States | 11-50 | Exact match | 21 contacts → |
“Founded in 2003, Sendio is a venture-backed, privately held company whose products protect the email environments of enterprises and institutions from attacks and abuse, and…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Nordic ITnordic-it.com HQ: Singapore, DenmarkReported employees: 11-50 | Singapore, Denmark | 11-50 | Exact match | 21 contacts → |
“We are specialists in email management.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Ideagen Mail Managermailmanager.com HQ: West End, United KingdomReported employees: 51-200 | West End, United Kingdom | 51-200 | Exact match | 19 contacts → |
“Ideagen Mail Manager is a dynamic software company that delivers intelligent email management software.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | RED Condorredcondor.com HQ: Rohnert Park, CA, United StatesReported employees: 11-50 | Rohnert Park, CA, United States | 11-50 | Exact match | 18 contacts → |
“Red Condor is revolutionizing spam fighting technology.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Boomerangboomerangapp.com HQ: Mountain View, CA, United StatesReported employees: 11-50 | Mountain View, CA, United States | 11-50 | Exact match | 16 contacts → |
“Boomerang is the leader in thoughtful email productivity software that empowers people to focus on what matters on the world’s top email platforms.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Interbelinterbel.es HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 15 contacts → |
“Interbel: Pioneros en Email & Ciberseguridad en España "#1 Optimizando el Email y la Ciberseguridad con Tecnología Avanzada" En Interbel, con más de 26 años de experiencia, somos…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Hornetsecurityaltospam.com HQ: Bordeaux (33000), FranceReported employees: 11-50 | Bordeaux (33000), France | 11-50 | Exact match | 13 contacts → |
“Libèrez vos mails!” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Dynamic Flows Softwaredynamicflows.com HQ: Lasne, BelgiumReported employees: 11-50 | Lasne, Belgium | 11-50 | Exact match | 11 contacts → |
“Dynamic Flows creates user-friendly and efficient innovative applications that are directly integrated in the user’s mailbox, Microsoft Office, O365, MS Teams and Mobile.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Clean Emailcleanemail.onelink.me HQ: Santa Barbara, United StatesReported employees: 1-10 | Santa Barbara, United States | 1-10 | Exact match | 10 contacts → |
“Clean Email helps you manage your mailbox overloaded with unread and unwanted emails more efficiently, while keeping your data safe and respecting your privacy.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Identillect Technologies INCidentillect.com HQ: Poway, CA, United StatesReported employees: 11-50 | Poway, CA, United States | 11-50 | Exact match | 9 contacts → |
“At Identillect Technologies, we create a user-friendly secure email solution to protect critical information, with an emphasis on simplicity.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | ISP Cloud Services INCispcloudservices.com HQ: Miami, FL, United StatesReported employees: 1-10 | Miami, FL, United States | 1-10 | Exact match | 8 contacts → |
“Down-to earth Cloud services.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Bluemailbluemail.me HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 8 contacts → |
“BlueMail is a free, beautifully designed, universal email client, capable of managing an unlimited number of mail accounts from various providers, allowing for smart push…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | WCG The IT Exchange, INCwcg-itx.com HQ: Markham, CanadaReported employees: 1-10 | Markham, Canada | 1-10 | Exact match | 7 contacts → |
“Software services primarily working with logistics and mail clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Leanmailleanmail.com HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 6 contacts → |
“LeanMail offers a suite of customizable email management solutions that integrate seamlessly with Microsoft Outlook through proprietary add-ins.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Mailsafe Techne-Commmailsafe.co.uk HQ: Fleet, United KingdomReported employees: 11-50 | Fleet, United Kingdom | 11-50 | Exact match | 4 contacts → |
“Mailsafe, our own email archiving and mailbox management product, was first installed as a bespoke product in 2006 and was for 50 user mailboxes.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HIRIhiri.com HQ: IrelandReported employees: 1-10 | Ireland | 1-10 | Exact match | 4 contacts → |
“Hiri is an enterprise email client designed from the ground up to help you get your email under control, improve the way you communicate, and give you the time to focus on the…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Vamsoft KFTvamsoft.com HQ: Budapest, HungaryReported employees: 11-50 | Budapest, Hungary | 11-50 | Exact match | 3 contacts → |
“ORF is an award-winning email security solution developed by Vamsoft e-Security Kft, an independent Hungarian software developer since 2002.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Fischer Software Gmbh & Co. KGinfodesk.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 2 contacts → |
“Fischer Software ist spezialisiert auf Softwareentwicklungen im Umfeld von Microsoft Outlook© und Exchange Server©.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Mailenablemailenable.com HQ: Murrumbeena, AustraliaReported employees: 1-10 | Murrumbeena, Australia | 1-10 | Exact match | 2 contacts → |
“MailEnable Pty.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Postal Systems OÜpostalsys.com HQ: Tallinn, EstoniaReported employees: 1-10 | Tallinn, Estonia | 1-10 | Exact match | 2 contacts → |
“Postal Systems OÜ builds email-related tools and software” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Paul Smith Computer Servicespscs.co.uk HQ: Holmfirth, United KingdomReported employees: 1-10 | Holmfirth, United Kingdom | 1-10 | Exact match | 2 contacts → |
“Software development and technical support company.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 108 company matches
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E-mail software suppliers: dataset insights
October 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
108 records in the displayed employee bands.
0 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 108 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: October 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 ↗
E-mail software suppliers by location
1 lists · largest firstEvery E-mail software suppliers 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 e-mail software suppliers?
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 e-mail software suppliers did RevenueBase find worldwide?
The saved snapshot records 108 matching company records, 850 tracked contacts and 152 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: October 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 e-mail software suppliers worldwide. Snapshot: October 19, 2026. https://revenuebase.ai/companies/browse/e-mail-software-suppliers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗