Pillar Security

Pillar Security provides an end-to-end security platform specifically designed for AI-integrated software systems, offering comprehensive visibility, continuous risk assessment, and adaptive protection across the entire AI lifecycle.

Cyber Security
Active
Seed Tel Aviv-Yafo, Israel Founded 2023
Last updated 2026-07-20
Total raised
$9.0M
Last: Undisclosed Round 2025-04
Stage
Seed
Founded
2023
Headcount
25
HQ
Tel Aviv-Yafo, Israel
Sector
Cyber Security

About

Pillar Security is an Israeli startup that empowers organizations to safely develop, deploy, and scale AI solutions by securing the entire AI lifecycle, from development through production to usage. Their platform integrates with existing code repositories, data infrastructures, and AI/ML platforms, mapping all AI assets across the organization—models, datasets, prompts, notebooks, and frameworks. Pillar provides runtime guardrails, automated red teaming, and proactive threat mitigation capabilities, continuously optimizing its solutions with real-world AI data to deliver precise risk detection, enhanced data security, and compliance support. The company works with Fortune 500 companies and tech enterprises like Similarweb, Eleos Health, and AvidXchange.

Funding history · 1 round · $9.0M total

2025-03
Seed $9.0M
★ Shield CapitalGolden VenturesGround Up Ventures

Headcount over time

From 14 (2024-03) to 30 (2025-12) · +16 (+114%) · 7 points · source: Finder history + radar grounding
300 2024-03 2025-12

Q&A

What is Pillar Security's primary focus?
Pillar Security provides a unified AI security platform designed to secure the entire AI lifecycle, from development to production and usage, enabling organizations to safely develop, deploy, and scale AI solutions.
When was Pillar Security founded?
Pillar Security was founded in September 2023.
How many employees does Pillar Security have?
Pillar Security has an employee count in the 11-50 range.
What is Pillar Security's total funding to date?
Pillar Security has raised a total of $9,000,000.
When did Pillar Security complete its last funding round and who were the lead investors?
In April 2025, Pillar Security completed a funding round that raised $9,000,000. Shield Capital was a lead investor in this round.
What sector does Pillar Security operate in?
Pillar Security operates primarily in the Cyber Security sector, specifically focusing on Application & Website Security.
What kind of customers does Pillar Security target?
Pillar Security targets Enterprise & Professional Services and Enterprises.
What is the current product stage of Pillar Security?
Pillar Security's product is currently in beta stage.

Team · 2

Dor Sarig
Founder · CEO & Co-Founder
Ziv Karliner
Founder · CTO & Co-Founder

Sectors & technology

Primary sector
Cyber Security
Sub-sectors
Cyber SecurityApplication & Website Security
Technologies
Platforms & InterfacesSoftware
Target customers
Enterprise & Professional ServicesEnterprises
Business model
B2B

Tags

risk-assesmentsartificial-intelligencerisk-managementvulnerability-managementthreat-intelligencecyber-security
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)

External links

Websitepillar.security/
LinkedInlinkedin.com/company/100262135

Identifiers & details

Legal namePILLAR SECURITY LTD
Founded2023-10
Employees (exact)25

Radar intelligence

Web history (Wayback)

Domainpillar.security

Certificate / subdomain footprint

Subdomains17

Israeli Companies Registrar (רשם החברות / ICA)

Registrar # (ח.פ.)516871324
Statusפעילה
Corp typeישראלית חברה פרטית
Incorporated2023-09-14
Purposeלעסוק בכל עיסוק חוקי
Liabilityמוגבלת
In violation (unfiled)no
Last annual report2026
Active charges / liens1
Registry events3 — charge (1), annual_report (1), other (1)
Registered addressדרך בגין 80 תל אביב - יפו

Recent registry events

DateEvent
2025-10-23רישום שעבוד
2026-02-16דו~ח שנתי
2025-08-14עדכון כתובת ו/או מען דיגיטלי