Jerome Wittamer
Founding Partner @ Expon Capital
Luxembourg, Luxembourg
Jerome Wittamer is a co-founder and Managing Partner at Expon Capital. He is in charge of sourcing opportunities in the Nordics, Baltics, Central & Eastern Europe and Israel. He has been active both as an investor and as an entrepreneur, all in the technology, telecom and Internet space during many cycles and across many trends.
- Total investments:
- 23
- Last investment:
- Lead investor:
- 22%
Last updated:
For AI agents: llms.txt
Industries Jerome Wittamer invests in
Stages Jerome Wittamer invests in
Countries Jerome Wittamer invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Software 4 (17%)
- E-Commerce 3 (13%)
- Transportation 3 (13%)
- Machine Learning 3 (13%)
- Information Technology 3 (13%)
Stage
- Seed 8 (35%)
- Series A 7 (30%)
- Series B 2 (9%)
- Convertible Note 2 (9%)
- Venture - Series Unknown 2 (9%)
Country
- Luxembourg 5 (22%)
- Spain 3 (13%)
- France 3 (13%)
- United States 3 (13%)
- United Kingdom 2 (9%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Invitrolize
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Invitrolize provides innovative 3D alveolar in vitro models that allow to prediction of the hazard of respiratory sensitization and irritation. | Seed / May 14, 2025 | |
Exobiosphere
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Exobiosphere is a cutting-edge company operating at the intersection of space exploration and biotechnology. | $2.2M / Seed / Apr 04, 2025 | |
Accelex
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Accelex allows investors and servicers in alternative assets to quickly and easily acquire, extract and analyze investment data. Using artificial intelligence and machine learning, Accelex allows clients to automate the accessing, extracting, organizing and analyzing of data from alternative investment portfolios. This offers clients a morecomplete picture of investments from the overall portfolio all the way down to the underlying assets. | $5M / Seed / May 25, 2021 | |
Dott
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Dott offers dock-less, shared electrical scooters, and bikes as alternatives for short-distance travel.The company is a micro-mobility European start-up, gathering the most experienced team in mobility and tech in Europe. We recently raised an initial investment of €20 million, co-led by EQT Ventures and Naspers. Dott is headquartered inAmsterdam and is gathering the most experienced team in mobility and tech in Europe. | $102.3M / Series B / Apr 20, 2021 | |
Wizata
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Wizata is make sense of your data and discover unique solutions and unexploited opportunities. Wizata proposes vertical solutions answering to your specific sector challenges. As main domains of expertize, Wizata counts today the Manufacturing (Industry 4.0), Insurance, Energy, Healthcare sectors and e-commerce for predictive management and processoptimization.By embedding themselves in your business and synergising with your teams, WIZATA’s data scientists uncover hidden gems within your data, whether internal or external to your organisation.Every profile is an exception, that’s why WIZATA offers an advanced collaboration model with people who are real experts in data science.Unique profiles for unique services. | $3M / Series A / Jun 02, 2020 | |
Nannybag
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Nannybag allow travelers from all over the world to store their luggage in partner shops, restaurants, bars and hotels (called Nannies). Our network is in service in more than 160+ cities in 16 countries around the world, some of our partners are working overnight to keep your bags (24/7). Easy to use before checking-in or afterchecking-out from your Airbnb, when you're in transit, after business appointments or before visiting a museum. All bookings are insured by AXA Insurance and payment 100% secured online. 6€ for the first 24h, then 4€ for additional 24h everywhere in EU. £6 for the first 24h, then £4 for additional 24h in the UK. $6 for the first 24h, then $4 for the additional 24h in the US. For security reasons and to prevent deposit points from receiving unexpected and unregistered customers on Nannybag, the exact address of the deposit is communicated only upon completed online booking. This way you are guaranteed not to have a line :) Network operating in New York, Paris, Berlin, London, Amsterdam, Madrid, Barcelona, Lisboa, Roma, and many more Feel Free on www.nannybag.com! | $2.1M / Seed / Jan 28, 2020 | |
Wefarm
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Wefarm is a farmer-to-farmer digital network that enables farmers to share information via SMS. The company allows small-scale farmers to connect with one another to solve problems, share ideas, and spread innovation. Utilizing the latest machine learning technology, Wefarm’s service works both online and over SMS.Since its founding in 2015,Wefarm has been named one of Africa’s Most Innovative Companies by FastCompany and has won Google’s Impact Challenge Award, TechCrunch’s Europas-Tech for Good Award, and the European Union Commission’s Ideas from Europe prize, among others. The company is headquartered in London with a field presence in Nairobi, Kampala, and Dar-es-Salaam. | $13M / Series A / Oct 29, 2019 | |
Smartrenting
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Smartrenting is a legal, free and secure sub-lease solution. The company will insure your apartment and sublet it during your absence. They manage your apartment by selecting the future tenants with care. Your accommodation will be returned to you cleaner than your departure | Series A / Oct 01, 2019 | |
Spire Global
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Spire is a global provider of space-based data, analytics, and space services, offering access to unique datasets and powerful insights about Earth from the ultimate vantage point so that organizations can make decisions with confidence, accuracy, and speed. Spire uses one of the world’s largest multi-purpose satellite constellations to source hardto acquire, valuable data and enriches it with predictive solutions. Spire then provides this data as a subscription to organizations around the world so they can improve business operations, decrease their environmental footprint, deploy resources for growth and competitive advantage, and mitigate risk. Spire gives commercial and government organizations the competitive advantage they seek to innovate and solve some of the world’s toughest problems with insights from space. | $40M / Series D / Sep 25, 2019 | |
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Dott
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Dott offers dock-less, shared electrical scooters, and bikes as alternatives for short-distance travel.The company is a micro-mobility European start-up, gathering the most experienced team in mobility and tech in Europe. We recently raised an initial investment of €20 million, co-led by EQT Ventures and Naspers. Dott is headquartered inAmsterdam and is gathering the most experienced team in mobility and tech in Europe. | $34M / Series A / Jul 04, 2019 | |
| See all 23 investments → | |||
Co-Investors
About Expon Capital
Global investor in big ideas with the potential for positive impact & exponential growth
Expon Capital Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Alain Rodermann
Founding Partner
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Jerome Wittamer
Founding Partner
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Lily Wang
Senior Analyst
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Marc Gendebien
Managing Partner
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Owen Reynolds
Principal
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FAQ
What does Jerome Wittamer invest in?
Jerome Wittamer invests primarily in Software, E-Commerce and Transportation startups, most often at Seed and Series A stage. Most of the 23 investments tracked by Shizune back companies in Luxembourg. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Jerome Wittamer?
Public channels for Jerome Wittamer include LinkedIn, X (Twitter) and the website linked on this profile. 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 Jerome Wittamer last invest?
The most recent investment recorded for Jerome Wittamer closed in May 2025. Shizune tracks 23 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 Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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