Retarus E-Mail Security is a cloud-based enterprise messaging platform delivers seamless and secure email, fax, SMS and EDI services for businesses.
Current Customer(s)
Market Share (Est.)
Ranking
The top three of Retarus E-Mail Security’s competitors in the Email Security category are Proofpoint with 43.27%, SendinBlue with 11.76%, MailChannels with 8.28% market share.
Popular Comparisons
The top three of Retarus E-Mail Security’s competitors in the Email Security category are Proofpoint with 43.27%, SendinBlue with 11.76%, MailChannels with 8.28% market share.
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Around the world in 2026, over 651 companies have started using Retarus E-Mail Security as Email Security tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Rate Insurance | 10,000+ | Schaumburg | Illinois | United States | |
| SRH | 10,000+ | Heidelberg | Baden-Wuerttemberg | Germany | |
| HORNBACH Bornheim | 10,000+ | Bornheim | Rheinland-Pfalz | Germany | |
| Messer SE & Co. KGaA | 10,000+ | Bad Soden am Taunus | Hesse | Germany | |
| Allianz | 10,000+ | Munich | Bavaria | Germany | |
| RSG Group GmbH | 10,000+ | Berlin | Berlin | Germany | |
| ENTE PER IL DIRITTO ALLO STUDIO UNIVERSITARIO DELL'UNIVERSITA CATTOLICA | 10,000+ | Milan | Lombardy | Italy | |
| Gerd Muller | 10,000+ | Ulm | Baden-Wuerttemberg | Germany | |
| Rohde & Schwarz | 10,000+ | Munich | Bavaria | Germany | |
| MAHLE | 10,000+ | Stuttgart | Baden-Wuerttemberg | Germany |
The top three products and services offering customers that use Retarus E-Mail Security for Email Security are Engineering Services (6), Consulting (4), Spare Parts (4).
Customers
The majority of Retarus E-Mail Security's customers for the email-security category fall in the company size of 0 - 9 employees (192 companies), 20 - 49 employees (117 companies), 100 - 249 employees (90 companies).
Employee Size
The top three geographies of Retarus E-Mail Security for email-security are the Germany with 378(61.76%), France with 135(22.06%), Austria with 28(4.58%) customers respectively.
Customers
Find answers to the most often asked questions by users.
Who are the top Retarus E-Mail Security competitors?
Retarus E-Mail Security’s Top competitors in the email-security category are Proofpoint, SendinBlue, MailChannels. You can view a full list of Retarus E-Mail Security competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Retarus E-Mail Security and 40,000 other technologies on the internet. You can also compare Retarus E-Mail Security and its feature with top competitors here : Retarus E-Mail Security vs Proofpoint Retarus E-Mail Security vs SendinBlue Retarus E-Mail Security vs MailChannels.
What is Retarus E-Mail Security customer distribution based on company size?
What is Retarus E-Mail Security market share in the email-security?
What are the top countries that use Retarus E-Mail Security?
What are the top industries that use Retarus E-Mail Security?
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