Sublime Security

About Sublime Security

Sublime Security is a next-generation email security provider focused on preventing, detecting, and responding to email-borne threats using AI-powered automation. Their mission is to deliver adaptive email security with transparency, control, and efficiency, empowering security teams to address modern threats in real time.

Products & Services

Sublime Defend:Offers inbound email protection, attack surface reduction (ASR), rapid phishing investigations, granular exceptions, and reporting insights.

Sublime Triage:Automates user reports and provides herd immunity features for email threat management.

Sublime Hunt:Enables behavioral and IOC-based threat hunting for advanced email security.

Sublime Control:Provides custom detections, custom ASR, threat intel operationalization, and YARA support for tailored security policies.

EML Analyzer:A standalone tool to scan and analyze suspicious emails for threats.

Sublime Core Feed:A standalone tool providing threat intelligence feeds for email security.

Specialties

Email Security AI-Powered Threat Detection Phishing Protection Behavioral Threat Hunting Custom Detection Policies Attack Surface Reduction (ASR) Threat Intelligence Operationalization

Funding History

Debug: View Raw Funding Data

#	Type	Amount Fields	Date Fields	Investors
1	RT: Series C T: - FT: Series C	A: 150000000 MR: - FA: $150M FAN: 150000000	D: 2025-10-28 FD: 2025-10-28	7 investors
2	RT: Series B T: - FT: Series B	A: 60000000 MR: - FA: 60 million FAN: 60000000	D: 2024-12-12 FD: 2024-12-12	5 investors
3	RT: Series A T: - FT: Series A	A: 20000000 MR: - FA: 20 million FAN: 20000000	D: 2024-04-24 FD: 2024-04-24	4 investors
4	RT: Seed T: - FT: Seed	A: 9800000 MR: - FA: 9.8 million FAN: 9800000	D: 2023-02-21 FD: 2023-02-21	10 investors

Series C Latest

2025-10-28

$150.0M

7 investors (Pro only)

Series B 2024-12-12

$60.0M

Series A 2024-04-24

$20.0M

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Growth Metrics

+45%

Employee Growth

YoY

3.2x

Funding Growth

Last Round

12

Markets

Operating

10K+

Customers

Active

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Team & Leadership

J

Josh Kamdjou

Founder & CEO, Sublime

LinkedIn (Pro only)

I

Ian Thiel

Co-Founder & COO, Sublime

LinkedIn (Pro only)

D

Dmitri Alperovitch

Co-founder & Former CTO of CrowdStrike and Sublime Investor

C

Cack Wilhelm

General Partner, IVP

J

Jahanvi Sardana

Partner, Index Ventures

S

Shardul Shah

Partner, Index Ventures

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