Nagomi Security
Nagomi Security is a cybersecurity startup that uses AI to identify and neutralize threats, founded in 2023 and recently raised $30M in Series A funding. It has 70 employees.
The growth story
Nagomi Security grew from 1 to 70 employees between 2022 and 2026, raising $30M along the way, most recently a Series A in April 2024.
About
Nagomi Security sells AI-powered tools that automatically detect and close security vulnerabilities for enterprise clients. Its system scans for attack pathways and neutralizes them without requiring manual intervention from security teams.
The company is backed by notable cybersecurity investors including CrowdStrike's venture arm and Okta Ventures. While headcount growth data isn't available, its Series A suggests rapid early-stage scaling in the competitive AI security space.
Founders and leadership
Engineering makes up the largest department with 19 staff. Leadership includes veterans from cybersecurity firms and Israeli military intelligence units.
The Nagomi Security org chart
Emanuel Salmona (Co-Founder and CEO) leads 28 mapped leaders with 8 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 15 (-32% YoY), Sales 9 (-31% YoY), Information Technology 9 (-18% YoY), Business Development 7 (-22% YoY), Product Management 6 (+50% YoY), Operations 5 (+67% YoY).
Talent flow
Nearly a third of profiled employees came from cybersecurity firms like Snyk (8) and Aqua Security (3), with strong recruitment from Israeli military and intelligence units (10 total). Alumni frequently move to other security startups like Ocean and Palo Alto Networks.
Most common previous employers of Nagomi Security staff: Snyk (8), Israel Defense Forces (6), Israeli Military Intelligence - Unit 8200 (4), IntSights, a Rapid7 company (3), Aqua Security (3), XM Cyber (3). Former Nagomi Security employees most often moved to Ocean (5), Palo Alto Networks (3), 7AI (2), Reclaim Security (2), Tidal Cyber (2), GitLab (2).
Alumni worth knowing
The Nagomi Security mafia
Four alumni have founded companies including Strata Capital Partners (with 10 Nagomi staff joining) and Red Mirror Studios, showing early entrepreneurial spillover from the team.
4Matt Brennan, was Investor until 2024Danielle Lewan, was Head of Global Marketing until 2025Simon H., was Sales until 2026Nicholas Handy, was Global Director of Technical Alliances until 2025Web traffic
Traffic mix: 0% direct, 0% search, 0% social, 0% paid.
What this company is made of
Most common skills at Nagomi Security: Python (Programming Language) (30), SQL (25), Leadership (17), C++ (16), Microsoft Excel (16), Cybersecurity (16), Software Development (16), Linux (16).
Where the team actually sits
Nagomi Security people are concentrated in Tel Aviv District, Israel (19), Israel (15), Greater Boston (3), United Kingdom (3).
Search footprint
Nagomi Security attracts about 59 organic search visits a month, traffic worth roughly $0K a month if bought through ads. It gained 35 ranking keywords and lost 20 in the last period.
What employees say
- Compensation
- 4.70 / 5
- Career opportunities
- 4.10 / 5
- Senior management
- 4.30 / 5
- Work-life balance
- 5.00 / 5
Frequently asked
Nagomi Security has 70 employees as of September 2026.
Nagomi Security has raised $30M in total, most recently a Series A round in April 2024.
Nagomi Security was founded in 2023 by Emanuel Salmona, Shai Mendel, Jonathan Meler.
Emanuel Salmona (Co-Founder and CEO) sits at the top of Nagomi Security's reporting structure, with 8 direct reports.
The most common previous employers of current Nagomi Security staff are Snyk (8 people), Israel Defense Forces (6 people), Israeli Military Intelligence - Unit 8200 (4 people).
Former Nagomi Security employees most often move to Ocean (5), Palo Alto Networks (3), 7AI (2).
At least 4 companies have a founder who previously worked at Nagomi Security, including Strata Capital Partners, Red Mirror Studios, Divergent Cyber.
Nagomi Security attracts about 59 organic search visits a month, worth roughly $0K a month in equivalent ad spend.
The most common skills among Nagomi Security staff are Python (Programming Language), SQL, Leadership, C++, Microsoft Excel.
Nagomi Security staff are concentrated in Tel Aviv District, Israel (19), Israel (15), Greater Boston (3).
Nagomi Security has about 15 people in Engineering, down 32% over the past year, as of September 2026.
Nagomi Security has about 9 people in Sales, down 31% over the past year, as of September 2026.
Computed from 56 current and 50 former Nagomi Security profiles, as of September 2026. Source: Crustdata.
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