# Neptunia Invest

> Neptunia Invest is a VC fund in Stockholm backing Banking and Cycling. See 8 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Stockholm, Sweden
- Total investments: 8
- Last investment: Nov 2024
- Lead investor: 25%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/neptunia-invest/
- Website: http://www.neptuniainvest.se/

Neptunia Invest is a VC fund in Stockholm focused on Banking and Cycling. Neptunia is a Swedish investment company, with Nordic ownership, that was founded by the brothers Johan och Mikael Karlsson together with the Ehrnrooth family. Neptunia invests in companies within Real Estate and Finance as well as Defence and Security.

## Contacts

5 contacts available for Neptunia Invest. Shizune tracks 2 team members at Neptunia Invest. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/neptunia-invest?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $3.9M–$4.2M |
| Series A | $5.5M–$21M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Banking | 1 | 13% |
| Cycling | 1 | 13% |
| Software | 1 | 13% |
| Analytics | 1 | 13% |
| Insurance | 1 | 13% |

15 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 25% |
| Series A | 2 | 25% |
| Funding Round | 2 | 25% |
| Pre-Seed | 1 | 13% |
| Venture - Series Unknown | 1 | 13% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Sweden | 4 | 50% |
| United Kingdom | 1 | 13% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Johan Karlsson | Co-Founder | 0 | https://shizune.co/investors/profile/johan-karlsson-ca4d |
| Mikael Karlsson | Partner | 1 | https://shizune.co/investors/profile/mikael-karlsson-6270 |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Volter | Volter software offers a comprehensive solution for commercial and industrial property owners to deploy, manage, and improve solar assets. | $3.2M | Pre-Seed | Nov 28, 2024 |  |
| Ekolution | Ekolution is a Sustainability & Cycling company.Ekolution AB offers durable, climate-smart prefabricated panels of the natural material hemp lime (hempcrete). Our building materials are not only carbon neutral, but actually carbon dioxide negative (there is more CO2 bound in the hemp than is emitted. | $2.4M |  | Oct 04, 2024 |  |
| Arkion | Arkion provides accurate, scalable data, ensuring that your grid is robust and ready for the next century—and beyond. | $4M | Venture - Series Unknown | Jul 11, 2024 |  |
| Ekolution | Ekolution is a Sustainability & Cycling company.Ekolution AB offers durable, climate-smart prefabricated panels of the natural material hemp lime (hempcrete). Our building materials are not only carbon neutral, but actually carbon dioxide negative (there is more CO2 bound in the hemp than is emitted. | $5.5M | Series A | Sep 21, 2023 |  |
| Arkion | Arkion provides accurate, scalable data, ensuring that your grid is robust and ready for the next century—and beyond. | $4.2M | Seed | Sep 18, 2023 |  |
| Norban | Norban is a tech enabled real estate company. The company has created a new and better way to buy and sell homes. It enables all homeowners to digitally join their own marketplace, Pre-Market™, and sell if they get the right offer from the right buyer. All transactions are facilitated by Norban's own technology-empowered brokers who take careof every single aspect of the transaction. Selling your home on the Pre-Market™ comes with a 0 SEK commission for the seller. Norban combines new technology with a full-scale brokerage service to offer a better experience for anyone who will buy or sell a home. It was founded in 2019 and is based in Malmö, Skane Lan, Sweden. | $2.3M |  | Sep 11, 2023 |  |
| Insurely | Insurely provides open insurance solutions. | $21M | Series A | Mar 09, 2022 |  |
| Norban | Norban is a tech enabled real estate company. The company has created a new and better way to buy and sell homes. It enables all homeowners to digitally join their own marketplace, Pre-Market™, and sell if they get the right offer from the right buyer. All transactions are facilitated by Norban's own technology-empowered brokers who take careof every single aspect of the transaction. Selling your home on the Pre-Market™ comes with a 0 SEK commission for the seller. Norban combines new technology with a full-scale brokerage service to offer a better experience for anyone who will buy or sell a home. It was founded in 2019 and is based in Malmö, Skane Lan, Sweden. | $3.9M | Seed | Oct 01, 2021 |  |

8 of 8 investments shown.

## Co-investors
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund, 3 deals together
- [LongRun Capital](https://shizune.co/investors/profile/longrun-capital) — VC Fund, 2 deals together
- [Southbay ventures](https://shizune.co/investors/profile/southbay-evergreen) — VC Fund, 2 deals together
- [Subvenio Invest](https://shizune.co/investors/profile/subvenio-invest) — VC Fund, 2 deals together
- [Alfvén & Didrikson](https://shizune.co/investors/profile/alfv-n-didrikson) — VC Fund, 1 deal together
- [Ampli Ventures](https://shizune.co/investors/profile/ampli-ventures) — VC Fund, 1 deal together

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### Similar stage
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## FAQ

### What does Neptunia Invest invest in?

Neptunia Invest invests primarily in Banking, Cycling and Software startups, most often at Seed and Series A stage. Most of the 8 investments tracked by Shizune back companies in Sweden. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Neptunia Invest's check size?

Neptunia Invest typically joins rounds of $3.9M–$4.2M at Seed and $5.5M–$21M 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 Neptunia Invest participates in.

### How do I contact Neptunia Invest?

Public channels for Neptunia Invest 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 Neptunia Invest?

The team at Neptunia Invest includes Johan Karlsson (Co-Founder) and Mikael Karlsson (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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