# Renaud Deraison

> Renaud Deraison is a seed investor at Wendel backing Cyber Security. See 6 investments, check sizes, portfolio and contact details. Updated Oct 2026.

- Type: Angel Investor
- Fund: Wendel
- Location: New York, United States
- Total investments: 6
- Last investment: Jun 2026
- Lead investor: 17%
- Last updated: Oct 2026
- LinkedIn: https://www.linkedin.com/in/renaud-deraison-26051982

Renaud Deraison is a seed investor at Wendel in New York focused on Cyber Security and Information Technology. Renaud Deraison is known in the global security community as the father of the Nessus® vulnerability scanner. His original creation, Nessus, celebrated its 15th anniversary in 2013 and is considered the de facto standard for vulnerability scanning worldwide.Renaud co-founded Tenable Network Security in 2002. As Chief Product Officer, he drivesproduct strategy and development. Before Tenable, Renaud was the primary author of the Nessus vulnerability scanner – releasing the first version of Nessus when he was 17. He worked for SolSoft and founded his own computing security consulting company, Nessus Consulting S.A.R.L.Renaud continues to contribute to the global security community; he is author of three patents related to network scanning and security, and has published his work in books and magazines. He is a member of the editorial board for the Common Vulnerabilities and Exposures Organization. In 2013, he received the Ernst and Young Entrepreneur of the Year Award for defense and security, together with Ron Gula and Jack Huffard.

## Contacts

5 contacts available for Renaud Deraison: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/renaud-deraison?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $2.8M–$22M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Cyber Security | 5 | 83% |
| Information Technology | 3 | 50% |
| Security | 2 | 33% |
| Software | 2 | 33% |
| Cloud Security | 2 | 33% |

15 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 50% |
| Pre-Seed | 1 | 17% |
| Series B | 1 | 17% |
| Series C | 1 | 17% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| France | 4 | 67% |
| United States | 2 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Tolmo | Codebases are growing faster than ever, at a rate humans can’t keep up with. Tolmo deploys fleets of AI security agents on a live production knowledge graph that connects data from cloud services, containers, databases, and third-party providers (Observability, Security, etc.). Tolmo agents triage, verify impact, and remediate security issuesautonomously, escalating to humans only when truly necessary. | $22M | Seed | Jun 18, 2026 | https://www.tolmo.com |
| YesWeHack | Founded in 2015, YesWeHack is a Global Bug Bounty & VDP Platform. YesWeHack offers companies an innovative approach to cybersecurity with Bug Bounty (pay-per-vulnerability discovered), connecting more than 25,000 cybersecurity experts (ethical hackers) across 170 countries with organizations to secure their exposed scopes and reportingvulnerabilities in their websites, mobile apps, infrastructure and connected devices.YesWeHack runs private (invitation based only) programs and public programs for hundreds of organisations worldwide in compliance with the strictest European regulations. In addition to the Bug Bounty platform, YesWeHack also offers: support in creating a Vulnerability Disclosure Policy (VDP), a learning platform for ethical hackers called Dojo and a training platform for educational institutions, YesWeHackEDU. | $27.9M | Series C | Jun 11, 2024 | https://yeswehack.com |
| Bastion | Bastion is a cloud-based cyber security platform that is built to scale with security, compliance, insurance, and risk management needs. | $2.8M | Seed | Apr 27, 2023 | https://bastion.tech |
| Akto | Akto is a platform for securing APIs and assists in quickly discovering APIs, running tests, and identifying business logic weaknesses. | $4.5M | Seed | Nov 03, 2022 | https://www.akto.io |
| Escape | Escape helps Application Security teams automate API discovery, API inventory, and API security testing through agentless scanning. It leverages generative AI to discover and secure all your exposed APIs. You can test OWASP Top 10 and complex logic flaws at scale and empower your developers to adopt security in CI/CD. Escape requires noconfiguration to get started, no agent, and no proxy. It excels in securing GraphQL APIs. | $1.6M | Pre-Seed | Sep 08, 2020 | https://escape.tech/ |
| CybelAngel | CybelAngel is a cybersecurity startup detecting data-leaks where others don’t. The company finds data that has been stolen, or data that has been leaked by accident - generally by third-party partners and suppliers. Its solution scans the visible, deep and dark webs, but it is also the only one scanning the major source of negligent leaks:Connected Storage. Its approach to data-leak detection combines Artificial Intelligence and human expertise. Smart algorithms ensure rapid and precise detection, while machine learning focuses alerts based on what is most important to their clients. And yet it’s not machines that put together your alerts - it’s people. Its cyber analysts compile a report for every incident, with all the information needed for a swift remediation. | $36M | Series B | Feb 12, 2020 | https://www.cybelangel.com |

6 of 6 investments shown.

## Co-investors
- [Accel](https://shizune.co/investors/profile/accel) — VC Fund, 2 deals together
- [Bpifrance](https://shizune.co/investors/profile/bpifrance) — VC Fund, 2 deals together
- [Frst](https://shizune.co/investors/profile/frst-d3d4) — VC Fund, 2 deals together
- [Motier Ventures](https://shizune.co/investors/profile/motier-ventures) — VC Fund, 2 deals together
- [Open CNP](https://shizune.co/investors/profile/open-cnp) — VC Fund, 2 deals together
- [Adelie](https://shizune.co/investors/profile/adelie-afcc) — VC Fund, 1 deal together

## About Wendel

VC Fund · Paris, France

Wendel is a family office investment firm seeking to make growth-stage investments in various sectors, including mobile infrastructure, packaging and labels, paints, coatings and finishing products, and security services.

5 contacts available at Wendel.

| Name | Title | Profile |
| --- | --- | --- |
| Antoine Izsak | Head of Growth Equity | — |
| David Darmon | Group Deputy CEO | — |
| François de Mitry | Non executive director | — |
| Harper Mates | Senior Director | — |
| Jamie Fletcher | Principal | — |

## Similar investors

### Similar industry
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund
- [Accel](https://shizune.co/investors/profile/accel) — VC Fund
- [SV Angel](https://shizune.co/investors/profile/sv-angel) — VC Fund

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund

### Similar country
- [Bpifrance](https://shizune.co/investors/profile/bpifrance) — VC Fund
- [Kima Ventures](https://shizune.co/investors/profile/kima-ventures) — VC Fund
- [Partech](https://shizune.co/investors/profile/partech) — VC Fund

## Featured in investor lists
- [Enterprise Software Angel Investors in France](https://shizune.co/investors/enterprise-software-angel-investors-france)

## FAQ

### What does Renaud Deraison invest in?

Renaud Deraison invests primarily in Cyber Security, Information Technology and Security startups, most often at Seed and Pre-Seed stage. Most of the 6 investments tracked by Shizune back companies in France. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Renaud Deraison's check size?

Renaud Deraison typically joins rounds of $2.8M–$22M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Renaud Deraison participates in.

### How do I contact Renaud Deraison?

Public channels for Renaud Deraison include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### When did Renaud Deraison last invest?

The most recent investment recorded for Renaud Deraison closed in Jun 2026. Shizune tracks 6 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co