Stream.Security
Stream.Security is an Israeli cybersecurity company that provides modern security operations tools. The company raised $60M in a Series B round in October 2024 and employs 58 people.
The growth story
Stream.Security grew from 29 to 58 employees between 2021 and 2026, raising $60M along the way, most recently a Series B in October 2024.
About
Stream.Security develops tools for security operations teams to detect and respond to threats in real time. Its products are designed to help defenders act quickly by leveraging data from their own environments.
The company has raised $60M in funding, including a Series B round in October 2024. It employs 58 people, with a strong focus on engineering talent.
Founders and leadership
Engineering is the largest function at Stream.Security, with 15 employees. The company is led by a team with backgrounds in cybersecurity and technology.
The Stream.Security org chart
Or Shoshani (Co-Founder & CEO) leads 22 mapped leaders with 4 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 20 (-23% YoY), Business Development 10 (+11% YoY), Sales 8 (-11% YoY), Arts and Design 3 (+50% YoY), Operations 3 (0% YoY), Information Technology 3 (-40% YoY).
Talent flow
Stream.Security recruits heavily from Imperva and the Israeli Air Force, with five hires from each. Alumni often move to cybersecurity firms like Varonis and Cato Networks.
Most common previous employers of Stream.Security staff: Imperva (5), Israeli Air Force (5), J6 & Cyber Defense Directorate, IDF (4), NVIDIA (3), Mellanox Technologies (3), futury (3). Former Stream.Security employees most often moved to Varonis (3), Port.io (2), Skai (2), Cato Networks (2), GrowthMentor (1), Amdocs (1).
Alumni worth knowing
The Stream.Security mafia
Stream.Security alumni have founded three companies, including Permit.io, which employs 21 people.
3Ze'ev Manilovich, was Engineering Team Lead until 2021Andrew Valencia, was Advisor until 2023Web traffic
Traffic mix: 0% direct, 0% search, 0% social, 0% paid.
What this company is made of
Most common skills at Stream.Security: Python (Programming Language) (25), Leadership (23), Amazon Web Services (AWS) (19), Cloud Computing (19), Management (18), Linux (18), Java (18), Business Development (18).
Where the team actually sits
Stream.Security people are concentrated in Israel (19), Tel Aviv District, Israel (8), New York, United States (4), Center District, Israel (2).
Search footprint
Stream.Security attracts about 3,462 organic search visits a month, traffic worth roughly $18K a month if bought through ads. It gained 740 ranking keywords and lost 464 in the last period.
What employees say
- Compensation
- 3.00 / 5
- Career opportunities
- 3.00 / 5
- Senior management
- 3.00 / 5
- Work-life balance
- 4.00 / 5
Frequently asked
Stream.Security has 58 employees as of September 2026.
Stream.Security has raised $60M in total, most recently a Series B round in October 2024.
Stream.Security was founded in 2020 by Stav Sitnikov, Or Shoshani, Liran Roffman.
Or Shoshani (Co-Founder & CEO) sits at the top of Stream.Security's reporting structure, with 4 direct reports.
The most common previous employers of current Stream.Security staff are Imperva (5 people), Israeli Air Force (5 people), J6 & Cyber Defense Directorate, IDF (4 people).
Former Stream.Security employees most often move to Varonis (3), Port.io (2), Skai (2).
At least 3 companies have a founder who previously worked at Stream.Security, including Permit.io, Qpoint, SellTech.
Stream.Security attracts about 3,462 organic search visits a month, worth roughly $18K a month in equivalent ad spend.
The most common skills among Stream.Security staff are Python (Programming Language), Leadership, Amazon Web Services (AWS), Cloud Computing, Management.
Stream.Security staff are concentrated in Israel (19), Tel Aviv District, Israel (8), New York, United States (4).
Stream.Security has about 20 people in Engineering, down 23% over the past year, as of September 2026.
Stream.Security has about 10 people in Business Development, up 11% over the past year, as of September 2026.
Computed from 45 current and 85 former Stream.Security profiles, as of September 2026. Source: Crustdata.
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