Sentra
Sentra is a data security platform that helps enterprises manage AI data access across cloud, SaaS and on-premises systems. The company has raised $103M, most recently in a Series B round, and employs 209 people.
The growth story
Sentra grew from 13 to 209 employees between 2021 and 2026, raising $103M along the way, most recently a Series B in April 2025.
About
Sentra provides tools for discovering, classifying and securing sensitive data used by AI systems like Copilots and RAG pipelines. It works across major platforms including AWS, Azure, GCP, Salesforce, Databricks and Snowflake, claiming 98% classification accuracy without custom rules.
The company has grown rapidly since its 2021 founding, reaching 209 employees. Its $103M in funding includes a Series B round led by Bessemer Venture Partners and other notable investors like Munich Re Ventures and Moore Strategic Ventures.
Founders and leadership
Engineering is Sentra's largest function with 30 employees. The company has a median tenure of 1 year, suggesting a relatively young workforce. Leadership includes investors from Bessemer Venture Partners and INT3.
The Sentra org chart
Yoav Regev (Co-Founder & CEO) leads 54 mapped leaders with 7 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 42 (+17% YoY), Business Development 26 (+8% YoY), Sales 24 (-8% YoY), Operations 21 (+31% YoY), Information Technology 20 (+18% YoY), Marketing 9 (+13% YoY).
Talent flow
Sentra draws heavily from Israeli military and intelligence backgrounds, with 12 employees from the Israel Defense Forces and 11 from Unit 8200. Other key talent sources include ZeroFox, Microsoft and Carbon Black. Alumni have gone on to security firms like Gambit Security and Palo Alto Networks.
Most common previous employers of Sentra staff: Israel Defense Forces (12), Israeli Military Intelligence - Unit 8200 (11), ZeroFox (7), Microsoft (6), Contrast Security (6), Carbon Black (5). Former Sentra employees most often moved to Gambit Security (4), Palo Alto Networks (2), Unixi (2), Upwind Security (2), Proofpoint (2), Centripetal (2).
Alumni worth knowing
The Sentra mafia
Sentra alumni have founded three companies, most notably Gambit Security which has grown to 82 employees. Other startups include Guardian Agents and Focus Matters.
5Alon Gromakov, was Team Leader - Data Detection & Response until 2024May Kogan, was R&D Director until 2024Sa'ar Elias, was Lead Solutions Architect and Sales Engineer until 2024Yogev Wallach, was Product Lead, AI Security until 2025Yoav Michaeli, was Senior Full Stack Engineer until 2025Hiring now
Web traffic
Traffic mix: 63% direct, 25% search, 0% social, 0% paid.
What this company is made of
Most common skills at Sentra: Python (Programming Language) (44), SQL (38), Linux (36), Management (35), Leadership (33), Project Management (33), Cloud Computing (33), Software as a Service (SaaS) (32).
Where the team actually sits
Sentra people are concentrated in Tel Aviv District, Israel (28), Israel (22), New York, United States (9), United States (6).
Search footprint
Sentra attracts about 6,127 organic search visits a month, traffic worth roughly $73K a month if bought through ads. It gained 692 ranking keywords and lost 1,021 in the last period.
What employees say
- Compensation
- 4.10 / 5
- Career opportunities
- 4.00 / 5
- Senior management
- 4.30 / 5
- Work-life balance
- 4.20 / 5
Frequently asked
Sentra has 209 employees as of September 2026.
Sentra has raised $103M in total, most recently a Series B round in April 2025.
Sentra was founded in 2021 by Ron Reiter, Yoav Regev, Asaf Kochan, Yair Cohen.
Yoav Regev (Co-Founder & CEO) sits at the top of Sentra's reporting structure, with 7 direct reports.
The most common previous employers of current Sentra staff are Israel Defense Forces (12 people), Israeli Military Intelligence - Unit 8200 (11 people), ZeroFox (7 people).
Former Sentra employees most often move to Gambit Security (4), Palo Alto Networks (2), Unixi (2).
At least 3 companies have a founder who previously worked at Sentra, including Gambit Security, Guardian Agents, Focus Matters.
Sentra attracts about 6,127 organic search visits a month, worth roughly $73K a month in equivalent ad spend.
The most common skills among Sentra staff are Python (Programming Language), SQL, Linux, Management, Leadership.
Sentra staff are concentrated in Tel Aviv District, Israel (28), Israel (22), New York, United States (9).
Sentra has about 42 people in Engineering, up 17% over the past year, as of September 2026.
Sentra has about 26 people in Business Development, up 8% over the past year, as of September 2026.
Computed from 108 current and 103 former Sentra profiles, as of September 2026. Source: Crustdata.
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