# J12

> J12 is a VC fund in Stockholm backing Software and Artificial Intelligence. See 61 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Stockholm, Sweden
- Total investments: 61
- Last investment: Jun 2026
- Lead investor: 41%
- Last fund: May 2022
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/j12-ventures-ab/
- Website: https://www.j12ventures.com/

J12 is a VC fund in Stockholm focused on Software and Artificial Intelligence. We back founders early building for the AI era. Founders building software infrastructure that makes data more accessible, and AI applications for enterprises, consumers, and healthcare. But most importantly still, founders with outlier ingenuity, childish curiosity, and the stamina to prevail.

## Contacts

5 contacts available for J12. Shizune tracks 5 team members at J12. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/j12-ventures?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.5M–$8M |
| Pre-Seed | $1.2M–$4.1M |
| Series A | $7M–$30M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 10 | 16% |
| Artificial Intelligence | 8 | 13% |
| SaaS | 6 | 10% |
| Information Technology | 6 | 10% |
| Machine Learning | 5 | 8% |

78 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 26 | 43% |
| Pre-Seed | 18 | 30% |
| Series A | 8 | 13% |
| Series B | 2 | 3% |
| Funding Round | 2 | 3% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Sweden | 22 | 36% |
| Germany | 3 | 5% |
| Norway | 2 | 3% |
| Finland | 2 | 3% |
| Portugal | 2 | 3% |

10 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Richard Thornton | Operating Partner | 1 | https://shizune.co/investors/profile/richard-thornton |
| Alexander Paterson | Partner and CFO | 0 | https://shizune.co/investors/profile/alexander-paterson-pochet-b99f |
| Bo Mattsson | Founding Partner | 22 | https://shizune.co/investors/profile/bo-mattsson |
| Emmet King | Partner | 11 | https://shizune.co/investors/profile/emmet-king |
| Luca Banderet | Managing Partner | 11 | https://shizune.co/investors/profile/luca-banderet |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Camphouse | Mediatool is the all-in-one planning, execution, tracking and reporting tool for media and marketing campaigns. Increase productivity with streamlined delivery and better collaboration across all your marketing activities. Grow revenue with confidence, using real-time performance data to optimise investment.Hundreds of tangible benefits, onebetter way of working. Forget spreadsheets and get to know Mediatool. | $5.8M | Series A | Jun 09, 2026 |  |
| Galdera Labs | Galdera Labs is a financial modeling tool that helps you think about things instead of just reporting on them. It's made for finance professionals at growing companies and large businesses, as well as the agents who help them. | $1.7M | Pre-Seed | Mar 26, 2026 |  |
| VALIDIO | VALIDIO manages data quality. They offer a next-generation data platform for any modern, data-driven organization. They validate and monitor the data quality of real-time streams and batch data, enabling proactive identification and mitigation of data quality issues. | $30M | Series A | Mar 05, 2026 |  |
| Kovant | Kovant develops an AI agent platform to automate enterprise operations across supply chain, finance, and procurement. | $1.7M | Pre-Seed | Nov 26, 2025 |  |
| Verda (formerly DataCrunch) | DataCrunch is a cloud service provider which facilitates utilization and integration of state of the art AI/ML models | $64.7M | Series A | Sep 08, 2025 |  |
| Ostrom | Ostrom is a digital-first green energy provider in Germany, reinventing how people manage and consume electricity. It replaces outdated contracts and service models with a modern platform that offers 100% renewable energy, flexible monthly terms, and a seamless, user-friendly experience. By combining smart technology with a clear, no-nonsensetariff, Ostrom helps users switch, track, and reduce their energy consumption without the usual headaches of the traditional energy market. Its Home Energy Management System (HEMS) intelligently steers assets like EVs, heat pumps, and solar PV, powering NeoGrid, Germany's first virtual power plant (VPP), to support the grid and reward consumers. | $23M | Series B | Jun 19, 2025 |  |
| IPercept | At IPercept we provide AI-based, hardware-enabled software solutions and services that can best be described as the fitness tracker for complex industrial machines. At the push of a button, you can learn about a machines’ health, down to micrometer changes for each critical component. You can get insights into what maintenance activities you shouldapply and when. You can monitor how the machines are operated, how to optimize their utilization and much more. All of this is achieved through a plug-n-play installation - for old machines as well as new. All securely provided without requiring access to any machine controllers or IT-systems. These services reduce maintenance costs, downtime and increase productivity - a solid ROI for our customers. In 5 years, most complex industrial machinery sold in the world will be supported by our technology. | $5.7M | Seed | May 05, 2025 |  |
| Pistachio | Pistachio is a fully automated cybersecurity awareness training and attack simulation platform. | $7M | Series A | Apr 29, 2025 |  |
| Spaak Technologies | Spaak Technologies is specialized platform for public affair professionals that enables them to understand and monitor important regulation. | $1.6M | Pre-Seed | Mar 17, 2025 |  |
| Verda (formerly DataCrunch) | DataCrunch is a cloud service provider which facilitates utilization and integration of state of the art AI/ML models | $7.6M | Seed | Oct 21, 2024 |  |

10 of 61 investments shown.

## Co-investors
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund, 6 deals together
- [byFounders](https://shizune.co/investors/profile/byfounders) — VC Fund, 6 deals together
- [DHS Venture Partners](https://shizune.co/investors/profile/dhs-venture-partners) — VC Fund, 6 deals together
- [Übermorgen Ventures](https://shizune.co/investors/profile/%C3%BCbermorgen-ventures) — VC Fund, 5 deals together
- [Left Lane Capital](https://shizune.co/investors/profile/left-lane-capital) — VC Fund, 4 deals together
- [Y Combinator](https://shizune.co/investors/profile/y-combinator) — VC Fund, 4 deals together

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## FAQ

### What does J12 invest in?

J12 invests primarily in Software, Artificial Intelligence and SaaS startups, most often at Seed and Pre-Seed stage. Most of the 61 investments tracked by Shizune back companies in Sweden. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is J12's check size?

J12 typically joins rounds of $1.5M–$8M at Seed, $1.2M–$4.1M at Pre-Seed and $7M–$30M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds J12 participates in.

### How do I contact J12?

Public channels for J12 include LinkedIn 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.

### Who are the partners at J12?

The team at J12 includes Richard Thornton (Operating Partner), Alexander Paterson (Partner and CFO) and Bo Mattsson (Founding Partner). The Team section lists each member with their title, investment count and links.

### 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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