Sekoia
Sekoia is a European cybersecurity company that sells a platform combining threat intelligence, detection, and AI-driven operations. Founded in 2022 and based in Rennes, France, it has raised $78M and employs 165 people.
The growth story
Sekoia grew from 89 to 165 employees between 2021 and 2026, raising $78M along the way, most recently a Series B in April 2025.
About
Sekoia provides a cybersecurity platform that integrates threat intelligence, detection, response, and AI-driven automation. Its product targets SMEs supported by managed security service providers (MSSPs) and large enterprises, aiming to make advanced defense capabilities more accessible.
The company has raised $78M in funding, including a Series B round in April 2025. With 165 employees, it focuses on building a platform designed to be open and agnostic, catering to a wide range of organizations.
Founders and leadership
Engineering is the largest function at Sekoia, with 33 employees. The company is led by a team with a strong focus on cybersecurity innovation, supported by investors like Bpifrance and Bright Pixel Capital.
The Sekoia org chart
Freddy Milesi (Founder & CEO) leads 60 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 39 (+56% YoY), Sales 26 (+44% YoY), Business Development 22 (+47% YoY), Information Technology 20 (+18% YoY), Marketing 8 (+60% YoY), Customer Success and Support 6 (+50% YoY).
Talent flow
Sekoia recruits heavily from Thales, ANSSI, and the French Ministry of Defense, with 10, 9, and 6 hires respectively. Alumni often move to OWN.Security, with 12 former employees joining the company.
Most common previous employers of Sekoia staff: Thales (10), ANSSI - Agence nationale de la sécurité des systèmes d'information (9), Ministère de la Défense (6), Orange (6), Niji (5), Palo Alto Networks (4). Former Sekoia employees most often moved to OWN.Security (12), ANSSI - Agence nationale de la sécurité des systèmes d'information (2), Advens (2), Capgemini (2), Societe Generale (2), SAISIR (1).
Alumni worth knowing
The Sekoia mafia
Sekoia alumni have founded three companies, including XRATOR, Narok, and VONA Conseil, with XRATOR being the largest with 11 employees.
3Ronan Mouchoux, was Cyber Threat Intelligence Analyst until 2017Christophe FREY, was Cyber security consultant until 2019Hiring now
What this company is made of
Most common skills at Sekoia: Cybersecurity (51), Python (Programming Language) (45), Management (40), English (40), Linux (38), Project Management (34), Network Security (34), Microsoft Office (32).
Where the team actually sits
Sekoia people are concentrated in Île-de-France, France (30), Brittany, France (21), France (16), Greater Paris Metropolitan Region (10). 10 offices on record.
Search footprint
Sekoia attracts about 1,096 organic search visits a month, traffic worth roughly $31K a month if bought through ads. It gained 61 ranking keywords and lost 34 in the last period.
What employees say
- Compensation
- 4.20 / 5
- Career opportunities
- 4.40 / 5
- Senior management
- 4.70 / 5
- Work-life balance
- 4.60 / 5
Frequently asked
Sekoia has 165 employees as of September 2026.
Sekoia has raised $78M in total, most recently a Series B round in April 2025.
Sekoia was founded in 2022 by Freddy Milesi, David Bizeul.
Freddy Milesi (Founder & CEO) sits at the top of Sekoia's reporting structure, with 8 direct reports.
The most common previous employers of current Sekoia staff are Thales (10 people), ANSSI - Agence nationale de la sécurité des systèmes d'information (9 people), Ministère de la Défense (6 people).
Former Sekoia employees most often move to OWN.Security (12), ANSSI - Agence nationale de la sécurité des systèmes d'information (2), Advens (2).
At least 3 companies have a founder who previously worked at Sekoia, including XRATOR, Narok, VONA Conseil.
Sekoia attracts about 1,096 organic search visits a month, worth roughly $31K a month in equivalent ad spend.
The most common skills among Sekoia staff are Cybersecurity, Python (Programming Language), Management, English, Linux.
Sekoia staff are concentrated in Île-de-France, France (30), Brittany, France (21), France (16).
Sekoia has about 39 people in Engineering, up 56% over the past year, as of September 2026.
Sekoia has about 26 people in Sales, up 44% over the past year, as of September 2026.
Computed from 132 current and 145 former Sekoia profiles, as of September 2026. Source: Crustdata.
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