Mimecast vs Securonix
Mimecast vs Securonix, compared side by side on 20 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Mimecast is on 55/100 and Securonix on 61/100.
Where each one leads
Mimecast
- domain rating: 91/100 against 72/100
- headcount: 2,441 against 650
Securonix
- our overall score: 61/100 against 55/100
- funding raised: $1.1B against $239M
At a glance
| Measure | Mimecast | Securonix |
|---|---|---|
| What it is | Global cybersecurity company specializing in email security and human risk management. | Securonix is a leader in Next-Generation SIEM and UEBA, providing advanced security analytics and threat detection. |
| Category | Cybersecurity, Email Security, Risk Management, Data Protection | Cybersecurity, Artificial Intelligence, Data Analytics, Threat Detection |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Platform |
| Founded | 2003 | 2007 |
| Headquarters | London, United Kingdom | Addison, USA |
| Status | Active | Active |
Size, funding and growth
| Measure | Mimecast | Securonix |
|---|---|---|
| Employees | 2,441 | 650 |
| Total funding | $239M | $1.1B |
| Latest round | Series E | Series C |
| Valuation | $1.5B | $1.1B |
| LinkedIn followers | Not published | 70,562 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Mimecast | Securonix |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 55/100 | 61/100 |
| Traction | 60/100 | 60/100 |
| Team | 60/100 | 70/100 |
| Search visibility | 25/100 | 33/100 |
| Quality | 65/100 | 68/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (48/100) | D (47/100) |
| Domain ratingLink authority, 0-100 | 91/100 | 72/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Mimecast | Securonix |
|---|---|---|
| Hosting | Azure | Not detected |
| CDN | Not detected | Cloudflare |
| CMS | Not detected | WordPress |
| Frameworks | Bootstrap | Jquery |
| Analytics | Google Tag Manager | Google Analytics 4, Microsoft Clarity |
Mimecast vs Securonix: common questions
Which is better, Mimecast or Securonix?
On our 0-100 score Securonix rates higher (61/100 against 55/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 20 data points above: read the rows that match what you are buying for.
How do Mimecast and Securonix compare on the numbers?
Mimecast leads on domain rating (91/100 against 72/100), headcount (2,441 against 650). Securonix leads on our overall score (61/100 against 55/100), funding raised ($1.1B against $239M).
Read the full Mimecast review and pricing or the Securonix review and pricing. You can also browse other Mimecast alternatives we track.

