A breakdown of the 6.1K+ companies running MailEnable SMTPD.
Top industries
Information technology and services1.2K+
Professional and business services731
Industrial and manufacturing525
Art, sports and recreation346
Construction and building304
Education and training272
Retail trade251
Financial services248
No industry recorded: 844
Company size
1–10957 (28%)
11–501,126 (33%)
51–250771 (23%)
251–500253 (8%)
501–1,00092 (3%)
1,001–5,000120 (4%)
5,001–10,00016 (<1%)
10,001+33 (1%)
Share of companies with a recorded size, by employees.
No size recorded: 2.7K+
Versions detected
10 versions across the confirmed companies. Counts are distinct companies seen running that version.
10.59--910
10.46--141
10.58--126
10.48--66
10.53--63
10.51--61
10.59--10.5955
10.54--44
10.60--10.6042
10.59-10.59-40
One dataset. Four ways to sell.
Match the deepest technology intelligence against the most comprehensive data on companies and people – such as who is growing, raised capital or changed role – for pinpoint precision on GTM campaigns.
Competitor displacement
Find the accounts running a competitor today and go after them with the right argument.
Complementary tools
Target companies whose stack sits alongside yours and integrates without a fight.
Service partners
Identify implementers and agencies already working in the technologies you support.
Market insights
Map your total addressable market and track aggregated trends such as AI maturity.
Frequently asked questions
About the MailEnable SMTPD data on this page.
How many companies use MailEnable SMTPD?
Firmable holds confirmed MailEnable SMTPD detections for 6,116 distinct companies, 6,116 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use MailEnable SMTPD?
Alair Homes, Clearwave Fiber and Havis, Inc. are among the most prominent in the current set.
What industries use MailEnable SMTPD?
Information technology and services, professional and business services and industrial and manufacturing lead the set, across 19 industries in total.
What size companies use MailEnable SMTPD?
Adoption concentrates in the 11-50 employee band, across the companies whose size is recorded.
Where are MailEnable SMTPD users based?
The United States, Canada, Australia and Singapore account for most detections, across 13 countries.
How current is this data?
6,116 companies were confirmed in the last 90 days. Last detection 14 October 2026.
