# Martijn Hamann

> Martijn Hamann is a Series A investor at Endeit Capital backing Software and Advertising. See 13 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Endeit Capital](https://shizune.co/investors/profile/endeit-capital)
- Location: Amsterdam, The Netherlands
- Total investments: 13
- Last investment: May 2025
- Lead investor: 85%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/martijnha
- X (Twitter): http://twitter.com/MartijnHa
- Website: https://endeit.com

Martijn Hamann is a Series A investor at Endeit Capital in Amsterdam focused on Software and Advertising. Martijn Hamann is the Co-owner & Partner at Endeit Capital.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 4 | 31% |
| Advertising | 4 | 31% |
| Advertising Platforms | 3 | 23% |
| Training | 2 | 15% |
| Marketplace | 2 | 15% |

36 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 5 | 38% |
| Series B | 4 | 31% |
| Venture - Series Unknown | 2 | 15% |
| Series C | 1 | 8% |
| Funding Round | 1 | 8% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Germany | 4 | 31% |
| The Netherlands | 4 | 31% |
| United Kingdom | 2 | 15% |
| France | 1 | 8% |
| Austria | 1 | 8% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Aethon.nl | Aethon has specialized in providing flexible staff for health institutions, municipalities and housing associations. The organization connects ambitious students and young professionals with clients, thus guaranteeing continuity, flexibility and affordability of staff. Aethon develops and invests in targeted, practical training programs foremployees and creates a sustainable solution for providing a flexible shell for its clients. | $10.9M | Venture - Series Unknown | May 27, 2025 |  |
| Klara | Klara develops a solution that is both helpful and tailored to each employee. There is a forum for promoting HR development methods. The solution allows to simplify and personalize the experience of employees for talent management, training programs, managerial ceremonies, or even visibility on the career path of your personnel. | $11M | Venture - Series Unknown | Apr 10, 2025 |  |
| Sharpist | Sharpist is a digital coaching for leadership development. Their platform provides services that include video coaching, personalized exercises, micro-tasks, and evaluation along with expert chat that enables companies and organizations to scale executive coaching to their workforce. | $23M | Series A | Feb 15, 2022 |  |
| TourRadar | TourRadar is an online marketplace for travellers to compare and book multi-day tours. The company works with over 500 tour and river cruise operators including: Avalon, Contiki, G Adventures, Globus, Intrepid Travel, and Topdeck. TourRadar lists over 1 million tour departures, so that travellers are guaranteed to find a trip that fits theirneeds. On top of that, it is also the hub of over 50,000 real traveller reviews for customers to sift through and learn from. With global offices in Vienna, Brisbane and Toronto, there's a dedicated Customer Support team available 24/7 to ensure customers have the best possible experience while booking and on vacation.Since launching in 2010, the company has made massive leaps, becoming the leader in its industry and continuing to grow rapidly. With travel styles from marine to cultural to festivals to luxury and more the company caters to every demographic. TourRadar also founded the annual Guide of the Year and Tour of the Year awards, recognizing the industry’s top rated guides and tours. | $50M | Series C | Jun 26, 2018 |  |
| TourRadar | TourRadar is an online marketplace for travellers to compare and book multi-day tours. The company works with over 500 tour and river cruise operators including: Avalon, Contiki, G Adventures, Globus, Intrepid Travel, and Topdeck. TourRadar lists over 1 million tour departures, so that travellers are guaranteed to find a trip that fits theirneeds. On top of that, it is also the hub of over 50,000 real traveller reviews for customers to sift through and learn from. With global offices in Vienna, Brisbane and Toronto, there's a dedicated Customer Support team available 24/7 to ensure customers have the best possible experience while booking and on vacation.Since launching in 2010, the company has made massive leaps, becoming the leader in its industry and continuing to grow rapidly. With travel styles from marine to cultural to festivals to luxury and more the company caters to every demographic. TourRadar also founded the annual Guide of the Year and Tour of the Year awards, recognizing the industry’s top rated guides and tours. | $10M | Series B | Oct 24, 2017 |  |
| GASTROFIX | Gastrofix has developed a cloud-based point-of-sale (POS) system for Apple iPad and iPod. The cash register covers the whole hospitality industry from restaurants, cafes, bars, bakeries up to franchise chains. | $15.9M | Series B | Jul 11, 2017 |  |
| Contorion | Contorion is an online store for industrial and trade supply. The extensive assortment covers a wide range of product categories, from screws to electrical and hand tools to work clothes of many renowned manufacturers. With high user-friendliness, a professional customer service and short delivery times Contorion would like to be the one-stop shopfor business and private customers. The company was founded by Dr. Frederick Roehder, Richard Schwenke and Tobias Tschötsch in Berlin in the spring of 2014. More information on http://www.contorion.de/ |  | Series B | Oct 20, 2016 |  |
| Blis | Blis is the leading privacy-first, location-powered programmatic advertising partner. We deliver accurate targeting at scale without reliance on personal data, helping the world’s largest brands and media agencies drive key business outcomes through personalised and high-performing digital advertising. Blis uses real-world and online data, aswell as behaviour and lifestyle indicators, to profile and understand audiences better than anyone else. Using our 370m opted-in global planning and measurement panel and taking an aggregated and anonymous approach to audience targeting, Blis reaches precise audiences at scale without reliance on personal data. Established in the UK in 2004, Blis now operates in more than 40 offices across five continents. Working with the world’s largest and most customer-driven companies across all verticals including Unilever, Samsung, McDonald's, HSBC, Mercedes Benz and Peugeot, as well as every major media agency, we deliver ads to 1/5th of the world's population. To learn more, visit blis.com. | $25M | Series B | Apr 12, 2016 |  |
| Unruly | Unruly is a London-based advertising technology company that gets videos watched, tracked, and shared across the Open Web. Unruly uses emotional audience data and user-friendly video formats to massively increase viewer engagement, brand performance & publisher revenues. The company was founded in 2006 and acquired by News Corp in 2015. | $26.5M | Series A | Jan 03, 2012 |  |
| Spil Games | Spil Games is a fast-growing and agile games publisher and producer, reaching huge audiences across the web and mobile.We are a global leader in online gaming and are ramping up fast on mobile. We have grown to 300 million installs, with the growth being 95% organic. We take the most successful of our web games and reimagine them for mobile.For example, Operate Now: Hospital, a market-leading surgery simulation and resource management game has seen great success with more than 20 million installs in just over a year. Operate Now has such strong IP brand recognition that we’re already working on spin-off games to extend the franchise.Other success stories in mobile gaming include the constantly-reinvented Troll Face Quest series, with more than100 million installs. Uphill Rush was #1 in the iOS app store in 114 countries and has scored 37 million installs.We are building on our existing games portfolio which we continually enhance to drive strong mobile growth and revenue.www.spilgames.com |  |  | Nov 06, 2011 |  |

10 of 13 investments shown.

## Co-investors
- [Cherry Ventures](https://shizune.co/investors/profile/cherry-ventures) — VC Fund, 2 deals together
- [Hoxton Ventures](https://shizune.co/investors/profile/hoxton-ventures) — VC Fund, 2 deals together
- [3TS Capital Partners](https://shizune.co/investors/profile/3ts-capital-partners) — VC Fund, 1 deal together
- [Amadeus Capital Partners](https://shizune.co/investors/profile/amadeus-capital-partners) — VC Fund, 1 deal together
- [Ankaa Ventures](https://shizune.co/investors/profile/ankaa-ventures) — VC Fund, 1 deal together
- [aws Gründungsfonds](https://shizune.co/investors/profile/aws-grnderfonds) — VC Fund, 1 deal together

## About Endeit Capital

VC Fund · Amsterdam, The Netherlands

Endeit Capital is a growth capital firm fueling internationalization and innovation.

5 contacts available at Endeit Capital.

| Name | Title | Profile |
| --- | --- | --- |
| Edwin Hengstmengel | Partner | https://shizune.co/investors/profile/edwin-hengstmengel |
| Hubert Deitmers | Co-Founder & Managing Partner | https://shizune.co/investors/profile/hubert-deitmers |
| Ilan Goudsmit | Investment Manager | https://shizune.co/investors/profile/ilan-goudsmit |
| Jelle-Jan Bruinsma | Partner | https://shizune.co/investors/profile/jelle-jan-bruinsma |
| Martijn Hamann | Co-Owner & Partner | https://shizune.co/investors/profile/martijn-hamann |

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- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Martijn Hamann invest in?

Martijn Hamann invests primarily in Software, Advertising and Advertising Platforms startups, most often at Series A and Series B stage. Most of the 13 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Martijn Hamann last invest?

The most recent investment recorded for Martijn Hamann closed in May 2025. Shizune tracks 13 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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