IONIX
IONIX is an Israeli cybersecurity company that helps enterprises identify and prioritize vulnerabilities in their internet-facing assets, with $50M in funding and 114 employees. Its Series A in February 2024 was led by Hyperwise Ventures and Team8.
The growth story
IONIX grew from 50 to 114 employees between 2021 and 2026, raising $50M along the way, most recently a Series A in February 2024.
About
IONIX sells software that maps organizations' external digital assets, detects security risks across dependencies, and routes alerts to the right teams. Customers include BlackRock and Infosys.
The company reached 114 employees with engineering making up 20 roles. Its $50M total funding includes a recent Series A from investors like USVP and Maor Investments.
Founders and leadership
Engineering is the largest function with 20 staff. The leadership team includes veterans from Israeli cybersecurity firms and military units.
The IONIX org chart
Marc Gaffan (CEO) leads 41 mapped leaders with 5 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 22 (+16% YoY), Information Technology 17 (+13% YoY), Business Development 17 (+13% YoY), Sales 14 (-12% YoY), Operations 7 (+133% YoY), Customer Success and Support 7 (+17% YoY).
Talent flow
9 employees came from Israel Defense Forces, with others from Check Point and Cisco. Alumni most often join Palo Alto Networks or cybersecurity startups like AppSecAI.
Most common previous employers of IONIX staff: Israel Defense Forces (9), Check Point Software (5), Cisco (4), Picus Security (4), Hysolate (acquired by Perception Point) (3), Imperva (3). Former IONIX employees most often moved to Palo Alto Networks (2), Veeam Software (2), AppSecAI (2), Nucleus Security (2), Check Point Software (2), Tastewise (2).
Alumni worth knowing
The IONIX mafia
5 alumni founded companies, including AppSecAI (14 employees) and DEFENSE1 (4 employees).
5Michael Cartsonis, was Marketing Consultant until 2022Roni Roytman, was Member Of The Board Of Advisors until 2021Avner Baruch (B.Eng'), was VP GTM & Revenue Operations until 2026Andre Lajter, was VP Global Customer Success until 2025Avi Kozokin, was CTO Office until 2025Web traffic
Traffic mix: 63% direct, 20% search, 7% social, 0% paid.
What this company is made of
Most common skills at IONIX: Python (Programming Language) (32), Software as a Service (SaaS) (31), Management (29), Leadership (27), Cloud Computing (26), Software Development (25), SQL (24), Business Development (24).
Where the team actually sits
IONIX people are concentrated in Israel (22), Tel Aviv District, Israel (15), Center District, Israel (4), Texas, United States (3).
Search footprint
IONIX attracts about 2,140 organic search visits a month, traffic worth roughly $60K a month if bought through ads. It gained 543 ranking keywords and lost 630 in the last period.
What employees say
- Compensation
- 3.80 / 5
- Career opportunities
- 3.20 / 5
- Senior management
- 3.40 / 5
- Work-life balance
- 3.40 / 5
Frequently asked
IONIX has 114 employees as of September 2026.
IONIX has raised $50M in total, most recently a Series A round in February 2024.
Marc Gaffan (CEO) sits at the top of IONIX's reporting structure, with 5 direct reports.
The most common previous employers of current IONIX staff are Israel Defense Forces (9 people), Check Point Software (5 people), Cisco (4 people).
Former IONIX employees most often move to Palo Alto Networks (2), Veeam Software (2), AppSecAI (2).
At least 5 companies have a founder who previously worked at IONIX, including AppSecAI, DEFENSE1, Project Moneyball.
IONIX attracts about 2,140 organic search visits a month, worth roughly $60K a month in equivalent ad spend.
The most common skills among IONIX staff are Python (Programming Language), Software as a Service (SaaS), Management, Leadership, Cloud Computing.
IONIX staff are concentrated in Israel (22), Tel Aviv District, Israel (15), Center District, Israel (4).
IONIX has about 22 people in Engineering, up 16% over the past year, as of September 2026.
IONIX has about 17 people in Information Technology, up 13% over the past year, as of September 2026.
Computed from 73 current and 123 former IONIX profiles, as of September 2026. Source: Crustdata.
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