Pillar Security vs Mimecast
Pillar Security vs Mimecast, compared side by side on 15 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: Pillar Security is on 43/100 and Mimecast on 55/100.
Where each one leads
Pillar Security
Leads on none of the measures we hold for both companies.
Mimecast
- our overall score: 55/100 against 43/100
- agent readiness: 48/100 against 39/100
- funding raised: $239M against $9.0M
At a glance
| Measure | Pillar Security | Mimecast |
|---|---|---|
| What it is | Cybersecurity platform focused on enterprise risk management and compliance. | Global cybersecurity company specializing in email security and human risk management. |
| Category | Cybersecurity, Enterprise, Generative AI, Large Language Models (LLMs) | Cybersecurity, Email Security, Risk Management, Data Protection |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Software |
| Founded | 2022 | 2003 |
| Headquarters | Tel Aviv, Israel | London, United Kingdom |
| Status | Active | Active |
Size, funding and growth
| Measure | Pillar Security | Mimecast |
|---|---|---|
| Employees | Not published | 2,441 |
| Total funding | $9.0M | $239M |
| Latest round | Seed | Series E |
| Valuation | Not published | $1.5B |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Pillar Security | Mimecast |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 43/100 | 55/100 |
| Traction | 35/100 | 60/100 |
| Team | 60/100 | 60/100 |
| Search visibility | 24/100 | 25/100 |
| Quality | 45/100 | 65/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (39/100) | D (48/100) |
| Domain ratingLink authority, 0-100 | Not published | 91/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Pillar Security | Mimecast |
|---|---|---|
| Hosting | Not detected | Azure |
| Frameworks | Not detected | Bootstrap |
| Analytics | Not detected | Google Tag Manager |
Pillar Security vs Mimecast: common questions
Which is better, Pillar Security or Mimecast?
On our 0-100 score Mimecast rates higher (55/100 against 43/100). 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 15 data points above: read the rows that match what you are buying for.
How do Pillar Security and Mimecast compare on the numbers?
Mimecast leads on our overall score (55/100 against 43/100), agent readiness (48/100 against 39/100), funding raised ($239M against $9.0M).
Read the full Pillar Security review and pricing or the Mimecast review and pricing. You can also browse other Pillar Security alternatives we track.

