# Marten Mickos

> Marten Mickos is a seed investor at Ministry for Foreign Affairs of Finland backing Software. See 15 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Ministry for Foreign Affairs of Finland](https://shizune.co/investors/profile/ministry-for-foreign-affairs-of-finland)
- Location: San Francisco, United States
- Total investments: 15
- Last investment: Mar 2026
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/martenmickos
- X (Twitter): http://twitter.com/martenmickos
- Facebook: http://www.facebook.com/marten.mickos

Marten Mickos is a seed investor at Ministry for Foreign Affairs of Finland in San Francisco focused on Software and Enterprise Software. Marten Mickos is the CEO of HackerOne, Inc. the leading vulnerability coordination and bug bounty platform. Previously Marten was the CEO of Eucalyptus Systems, acquired by Hewlett-Packard where he served as head of the cloud business. As the CEO of MySQL AB from 2001 to 2008, Marten grew that company from a garage start-up to the second largestopen source company in the world. Marten holds a M.Sc. in technical physics from Helsinki University of Technology in his native Finland.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $550k–$4.5M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 9 | 60% |
| Enterprise Software | 5 | 33% |
| Internet | 4 | 27% |
| SaaS | 3 | 20% |
| Big Data | 2 | 13% |

53 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 11 | 73% |
| Series A | 2 | 13% |
| Convertible Note | 2 | 13% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Finland | 7 | 47% |
| United States | 6 | 40% |
| Sweden | 1 | 7% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Tangled | Tangled is a software platform that provides a decentralized Git collaboration environment built on the AT Protocol to support code hosting and team workflows. It enables developers and contributors to manage code repositories with tools for version control, pull requests, and issue tracking that integrate social collaboration features across afederated network. The platform uses lightweight servers, called knots, to host repositories that users can self-host or access through broader network views while maintaining ownership of code and associated metadata. Tangled supports seamless submission of contributions, review workflows, and interoperability across repositories without relying on centralized authorities, and it continues to evolve with tooling for continuous integration and community-driven development. | $4.5M | Seed | Mar 02, 2026 |  |
| Pandatron | We make coaching 100 times cheaper through chatbot technology, to drive organizational change. We also collect data to be able to give your organization feedback on systemic bottlenecks and blind spots. Trusted by companies like SAP, Universal Pictures, and KONE. A free trial is available on our website. | $550K | Seed | Apr 12, 2023 |  |
| Queer Spaces | Queer Spaces is building SPACES, a group chat platform for queer communities, and an app to serve the entirety of the LGBTQ+ spectrum. It’s a place for all queer people to connect over their favourite topics and interests, plan meetups and hang out. They can discover and join specific communities, fandoms, local teams and organizations, and closefriends, some public and others invite-only, all on a platform where they can safely be their true, authentic selves. | $1.1M | Convertible Note | Nov 09, 2022 |  |
| ArcticStartup | ArcticStartup is helping to build communities with uncapped opportunities through media, events, PR and consulting since 2007.Launched in 2007 by Antti Vilpponen and Miikka Kukkosuo as founding writers and getting out two-three articles a week, ArcticStartup quickly started gaining traction. In 2008 Ville Vesterinen and Karri Saarinen joinedthe founding team and ArcticStartup launched its own that were at first held in a small bar of Dubrovnik in Helsinki. Both the media and events started going international in 2009, expanding to the neighbouring Nordics & Baltics. This growth continued until 2012, when the company nearly shut-down as the founders wanted to move-on to other projects. At that point Dmitri Sarle and Greg Anderson took over the company and re-founded ArcticStartup with Jan Ameri joining very shortly. |  | Convertible Note | May 19, 2022 |  |
| ArcticStartup | ArcticStartup is helping to build communities with uncapped opportunities through media, events, PR and consulting since 2007.Launched in 2007 by Antti Vilpponen and Miikka Kukkosuo as founding writers and getting out two-three articles a week, ArcticStartup quickly started gaining traction. In 2008 Ville Vesterinen and Karri Saarinen joinedthe founding team and ArcticStartup launched its own that were at first held in a small bar of Dubrovnik in Helsinki. Both the media and events started going international in 2009, expanding to the neighbouring Nordics & Baltics. This growth continued until 2012, when the company nearly shut-down as the founders wanted to move-on to other projects. At that point Dmitri Sarle and Greg Anderson took over the company and re-founded ArcticStartup with Jan Ameri joining very shortly. |  | Seed | May 19, 2022 |  |
| BrandBastion | BrandBastion was founded to provide an efficient solution to protect companies and their fans from risks related to social media in the most lean, accurate and cost-efficient way.Social media has enabled companies to efficiently and accurately reach millions of people in mere minutes. As with many things that have a big upside, there is also asignificant amount of risk involved. The most common risks companies face on social media are related to reputation, PR, marketing, finance, compliance, security and law. |  | Seed | Jan 11, 2016 |  |
| Aiforia | Aiforia Technologies was founded as a spin-off company from the Finnish Institute for Molecular Medicine (FIMM) at the University of Helsinki in 2013 by researchers and pioneers in the field of cloud-based microscopy and pathology and experienced life science entrepreneurs. The Aiforia® Platform brings together deep learning AI and high-performancecloud computing. Aiforia assists with the increased demand for image-based diagnostics by providing efficient and scalable solutions – enabling new discoveries and clinical support with highly accurate and consistent data. Aiforia is technologically driven establishment and keeps the capability of being image agnostic thus extending its solutions to multiple fields. |  | Seed | Oct 19, 2015 |  |
| Jakamo | Jakamo is an online collaboration platform that connects customers and suppliers in the manufacturing industries. With Jakamo, information sharing across companies is easy, fast and secure. Jakamo creates a digital record of collaboration between companies, enabling cross-company teams to work together in real time. Advanced instant reportingensures that the management stays well informed. The service is free to use, with enterprise subscription plans available for advanced users. Jakamo has customers in over 30 countries. |  | Seed | Aug 15, 2015 |  |
| MinIO | MinIO is a provider of High Performance Enterprise Object Storage solution released under a proprietary license. It is API compatible with Amazon S3 cloud storage service and designed for production enterprise environments. Use MinIO AIStor to build high performance infrastructure for machine learning, analytics and application data workloads withenterprise-grade features, support and compliance. | $3.3M | Seed | Jun 17, 2015 |  |
| Hansoft | Hansoft is a tool for team collaboration and management in large and complex agile development programs.Hansoft's feature set spans over Agile ALM (Application Lifecycle Management), PPM (Product Portfolio and Program Management), and Social Collaboration. The tool handles Scrum and tailored agile methods, Kanban, collaborative Ganttscheduling, defect tracking, news feed, chat, document management, external party collaboration, long term planning, real-time reporting, workload and portfolio analysis, among other things. Hansoft is used in a broad variety of industries, ranging from: Electronics, Aerospace, Game Development, Telecom, and Cloud Services. |  | Series A | Jun 30, 2014 |  |

10 of 15 investments shown.

## Co-investors
- [Accel](https://shizune.co/investors/profile/accel) — VC Fund, 1 deal together
- [Look AI Investments (formerly AI Startup Incubator)](https://shizune.co/investors/profile/ai-startup-incubator) — VC Fund, 1 deal together
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund, 1 deal together
- [Bain Capital Crypto](https://shizune.co/investors/profile/bain-capital-crypto) — VC Fund, 1 deal together
- [Blocktech Ventures](https://shizune.co/investors/profile/blocktech-ventures-a4b2) — VC Fund, 1 deal together
- [byFounders](https://shizune.co/investors/profile/byfounders) — VC Fund, 1 deal together

## About Ministry for Foreign Affairs of Finland

VC Fund

The Ministry for Foreign Affairs in the Finnish Government andis responsible for preparing and implementing the government's foreign policy.

1 contacts available at Ministry for Foreign Affairs of Finland.

| Name | Title | Profile |
| --- | --- | --- |
| Marten Mickos | Honorary Consul of Finland in San Francisco | https://shizune.co/investors/profile/marten-mickos |

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## Featured in investor lists
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## FAQ

### What does Marten Mickos invest in?

Marten Mickos invests primarily in Software, Enterprise Software and Internet startups, most often at Seed and Series A stage. Most of the 15 investments tracked by Shizune back companies in Finland. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Marten Mickos's check size?

Marten Mickos typically joins rounds of $550k–$4.5M 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 Marten Mickos participates in.

### When did Marten Mickos last invest?

The most recent investment recorded for Marten Mickos closed in Mar 2026. Shizune tracks 15 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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