Overview
100IN is a Belgian investment group led by Jorn Vanysacker and Gilles Mattelin, both of whom exited Henchman, the Ghent-based legal AI company. The group invests the proceeds from that exit into new Belgian tech ventures.
Portfolio investments include stakes in consumer brands like Tout Bien Pils, reflecting a broader interest in Belgian founder stories beyond pure tech.
Portfolio
- Tout Bien Pils - Belgian craft beer brand
Media & appearances
- The HarbourYouTubeJORN VANYSACKER en GILLES MATTELIN - From Friends to Founders to Venture CapitalistsThe duo's pre-seed fund aiming to invest €100K in 100 startups, with €1.8M deployed across ~20 companies in 18 months, 60% own capital and 40% from Ghent tech founders.
- Ben's MentorsYouTubeSerie-Ondernemer Over Start-ups, Miljoenen-exits En Ondernemen Met Average RobNew VC fund Gilles is setting up with fellow entrepreneurs to invest €100,000 each in 100 very early-stage tech startups.
Stated facts & numbers
- Gilles has made more than 25 angel investments and is now setting up VC fund 100IN: €100,000 tickets into 100 early-stage tech startups, with co-investors including Louis Jonckheere.Ben's Mentors 2025-11-190:25:39
- A recent 100IN portfolio company raised €750,000 pre-product, with only client interviews and a strong second-time founder team.Ben's Mentors 2025-11-190:41:32
- 100in is a pre-seed fund aiming to invest €100K in 100 startups; about 20 investments and €1.8M deployed in the last 18 months, across Belgium, Dublin, UK and France.The Harbour 2026-03-310:51:41
- 100in is funded 60% with the founders' own capital and 40% by other Ghent tech founders including Louis Jonckheere, Mats and Jonas Dhaenens.The Harbour 2026-03-310:52:43
- 100in invested in Fixers AI via a capped CLA with a €15M valuation cap.The Harbour 2026-03-310:56:16
Leadership & org chart
In the news
- Technologie, digitalisering en nieuwe bedrijfsmodellen in Belgische trendsignalen ⟶ Zelfscannen via de eigen smartphone wordt uitgerold bij Belgische discounters → Lidl België ↳ Lidl België startte op 24 augustus 2026 met de Belgische uitrol van Scan&Go als functie in de Lidl Plus-app... --- ⟶ Autonome elektrische voertuigen worden getest in Belgische luchtvrachtoperaties → Brussels Airport, WFS Cargo, Charlatte Autonom, Charlatte Manutention, Navya Mobility ↳ Brussels Airport startte een praktijktest met een autonome elektrische
- We're proud to be part of Outline's $3M pre-seed alongside Founders Future & 100IN. Every function in the company is being rebuilt by AI and software. Finance has the most to gain from that shift, and the least tooling to show for it. Antoine de Mereuil and Hubert J. believe the next decade belongs to a new kind of Finance teams. Faster, empowered and augmented by AI. They spoke to 100 CFOs before writing a line of code. The same answer came back again and again: the most strategic team in the company still mostly runs on tools
- Know what? Your research won't turn itself into a company. 🤯 That's why Biovia is joining VIB and Wintercircus Ghent for 𝗙𝗿𝗼𝗺 𝗟𝗮𝗯 𝘁𝗼 𝗠𝗮𝗿𝗸𝗲𝘁, a free, hands-on session built for PhDs, postdocs, masters, #entrepreneurs and early #spinoffs ready to take the step from research to company. Lessons straight from the horse's mouth 🐴 🎤 Jorn Vanysacker (100IN) 🎤 Carlo Boutton (Biotalys) 🎤 Christel Menet (Confo Therapeutics) 🎤 Wim Van Criekinge (Ghent University) 🎤 Annick Verween (VIB) 🪩 And if you want to keep the
- If your work drains you, that's not normal. Go change it! I thought summer was going to be dead in VC. Turned out different. Nevertheless, I had the best summer ever. A job takes your energy. But when you start doing what you love and you are surrounded by the BEST people, it gives you energy. So grateful for this dream-team. 🍉❤️ Jorn Vanysacker Gilles Mattelin Stef-Kamil Fissette 100IN
- We didn't just meet Louis, Siska and Julien - we built with them, struggled with them, grew with them. They truly left their mark at Henchman. Our gut said yes the first time, and everything since has only confirmed it. Today, we're doubling down. backbone just raised €4M. Led by Pitchdrive, with PROfounders Capital, Passion Capital, and us. Agristo, Darta and Jules De Strooper didn't just sign contracts with Backbone. They invested. That's the kind of validation money can't buy. Louis, Siska, Julien - keep on shining, you
- Basile Cassiers and Gauthier Rodaro have been shipping software together since 2021. When they started Enobase in January, we didn't need a long deck to say yes, the pace said everything. Today they launch Enobase for Catering. Quote once and production, staffing and invoicing handle themselves. 3× more events, 15 hours back every week. Thanks guys, for making our future weddings easier 🫶
- Every customer should experience a different version of the same product. Shiplog is building that - and just raised close to $1M pre-seed, backed by Project Europe, Kima Ventures, Purple, No Label Ventures, Station F Fund, and the oddballs at 100IN. Khushi and Mehdi blew us away. Two young repeat founders, building out of STATION F, who've already lived the problem they're solving. That combination made us swipe right immediately. Khushi, Mehdi - glad to have you as one of the 100🖤 CC: Stef-Kamil Fissette, Julie Capiau, Kitty Mayo,
- 280,000 European insurance brokers. €32 billion in commissions. 70% of their time spent on copy-paste. That's not a niche problem. That's an entire profession waiting for someone to fix it. Panora is. They just raised $4.5M led by ISAI, with Kima Ventures, 199 Ventures, and us. 40+ firms live, months after launch. Diane & Fabian, welcome to the portfolio. 🖤 CC: Hexa, Thibaud Elziere, Pieter-Paul Casier, Alexis Robert
Backers
Jorn VanysackerJorn Vanysacker is Co-founder at Henchman.
Related profiles
Something wrong or missing? Send an update. Fixed within 24 hours.