Sublime Security
Sublime Security provides AI-powered email security tools to detect and prevent email attacks. The company has raised $240M in funding and employs 318 people.
The growth story
Sublime Security grew from 17 to 318 employees between 2022 and 2026, raising $240M along the way, most recently a Series C in October 2025.
About
Sublime Security develops an AI-based detection engine focused on identifying and stopping email-originated cyber threats. Its tools are used by security teams to reduce time spent on email-related incidents.
The company has raised $240M through a Series C round in October 2025, with backing from investors including 01 Advisors and Georgian. It employs 318 people, with sales being the largest function at 63 employees.
Founders and leadership
Sales is the largest function with 63 employees. The company has a median tenure of 1 year, indicating relatively recent hires across the organization.
The Sublime Security org chart
Josh Kamdjou (Founder & CEO) leads 60 mapped leaders with 6 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 76 (+81% YoY), Sales 74 (+100% YoY), Information Technology 29 (+61% YoY), Business Development 25 (+178% YoY), Operations 17 (+70% YoY), Human Resources 14 (+100% YoY).
Talent flow
The company recruits heavily from cybersecurity firms, with Wiz (24 hires), Okta (14), and Proofpoint (13) being top sources. Alumni have moved to companies like Glow and Socket, with a few founding startups such as Entract Technologies.
Most common previous employers of Sublime Security staff: Wiz (24), Okta (14), Proofpoint (13), Duo Security (12), CrowdStrike (11), Stripe (11). Former Sublime Security employees most often moved to Glow (3), Socket (3), Nebulock (2), depthfirst (2), VulnCheck (2), MissedFits (1).
Alumni worth knowing
Web traffic
Traffic mix: 53% direct, 14% search, 3% social, 0% paid.
What this company is made of
Most common skills at Sublime Security: Leadership (128), Microsoft Office (98), Sales (97), Customer Service (92), Management (87), Python (Programming Language) (78), Public Speaking (73), Software as a Service (SaaS) (69).
Where the team actually sits
Sublime Security people are concentrated in California, United States (27), United States (19), New York, United States (15), Texas, United States (13).
Search footprint
Sublime Security attracts about 18,110,000 organic search visits a month, traffic worth roughly $29M a month if bought through ads. It gained 2,601,634 ranking keywords and lost 1,857,538 in the last period.
What employees say
- Compensation
- 5.00 / 5
- Career opportunities
- 5.00 / 5
- Senior management
- 4.00 / 5
- Work-life balance
- 5.00 / 5
Frequently asked
Sublime Security has 318 employees as of September 2026.
Sublime Security has raised $240M in total, most recently a Series C round in October 2025.
Sublime Security was founded in 2019 by Ian Thiel, Josh Kamdjou.
Josh Kamdjou (Founder & CEO) sits at the top of Sublime Security's reporting structure, with 6 direct reports.
The most common previous employers of current Sublime Security staff are Wiz (24 people), Okta (14 people), Proofpoint (13 people).
Former Sublime Security employees most often move to Glow (3), Socket (3), Nebulock (2).
Sublime Security attracts about 18,110,000 organic search visits a month, worth roughly $29M a month in equivalent ad spend.
The most common skills among Sublime Security staff are Leadership, Microsoft Office, Sales, Customer Service, Management.
Sublime Security staff are concentrated in California, United States (27), United States (19), New York, United States (15).
Sublime Security has about 76 people in Engineering, up 81% over the past year, as of September 2026.
Sublime Security has about 74 people in Sales, up 100% over the past year, as of September 2026.
Computed from 239 current and 49 former Sublime Security profiles, as of September 2026. Source: Crustdata.
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