Dr. Sybe Izaak Rispens in

Dr. Sybe Izaak Rispens

Login to view DISC.
CEO and founder at Stealth Startup
📍 Berlin Metropolitan Area, Germany

Dr. Sybe Izaak Rispens is the CEO and founder of a stealth startup, leveraging his deep expertise in AI and cybersecurity. An Oxford-educated leader with a PhD in the foundations of AI, he has held CISO roles in finance and healthcare. Colleagues describe him as an "exceptional expert" and "thought leader".

Driven by the motto "Curiosity is key! ", he combines his technical knowledge with a background in the philosophy of mind. He is a prolific writer, sharing his reflections on AI, security, and ethics on his personal blog. He has a reputation for being approachable and laughing easily.

He uniquely merges a PhD in AI foundations and philosophical training with top-tier cybersecurity certifications (CISSP, CISM) to advise on complex tech issues.

Read the full overview →
Experience
17 Years
Current Role
CEO and founder
Job Level
Leadership
Location
Berlin Metropolitan Area, Germany
Personality Overview

How Dr. shows up

Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

Login to view personality overview.
Priorities

Topics Dr. cares about

AI & Cybersecurity
Helps organizations navigate AI-related cyber risks by combining deep technical expertise in artificial intelligence with enterprise security leadership.
Cyber Risk Quantification
His current startup is developing Monte Carlo simulation models to quantify cyber risk and model potential business impact scenarios.
+5 more topics Login to view topics
Career

Work history

7-2025
CEO and founder
Stealth Startup
1-2025 - 7-2025
Global Chief Information Security Officer
Tentamus Group
5-2023
VIllager
Team8
10-2022 - 1-2025
Information Security Officer
Trade Republic Bank GmbH
9-2020 - 10-2022
Lead ICT and Security Risk Management
Klarna
In the press

Media appearances

No media yetWe could not find public media appearances for this person.
Education
9-2024 - 12-2024
Oxford Executive Leadership Programme
Saïd Business School, University of Oxford
2002 - 2005
Doctor of Philosophy (PhD)
University of Groningen
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

Login to view DISC.

Other Stealth Startup Employees

Explore more public profiles from related professionals.

More profiles

Discover additional public profiles from our index.

Unlock the full playbookSee exactly how to sell to Dr.. Free, 10 seconds.