Neptunia Invest
Family officeStockholm · Growth · 2 people tracked
Find your way into Neptunia Invest
Investment thesis
Neptunia is a Swedish investment company focused on the real estate, defense, and energy sectors. Its core holdings are pursued with a long-term perspective and no fixed exit horizon, with Neptunia acting as an engaged owner through board representation and aiming to develop companies into market leaders. Since 2019 it has also built a portfolio of minority holdings in companies led by strong entrepreneurs with digital business models, contributing capital and industrial networks alongside other significant investors. Additionally, Neptunia manages financial placements in Slatto's funds and other established firms within its sectors, generating synergies, liquidity, and ongoing cash flow.
Source: firm website, verified Aug 3, 2026.
Team · 2 people
from the firm's website & public directoriesWhat they invest in
from 5 of 9 portfolio companiesCleantech ×3Energy ×2New Materials ×2AI & Machine Learning ×1Construction Tech ×1Data & Infrastructure ×1Fintech ×1InsurTech ×1
HQs:Sweden×5
Investments · 9 tracked
founders shown can be your intro pathBy year:2023 · 12022 · 12 dated
Breakit is a Swedish digital news outlet covering technology, startups, and business, publishing daily updates on tech news, deals, and industry topics.
Media & Entertainment
Olle Aronsson(Founder)inStefan Lundell(Founder)in
Co-investorsKuorrokveik Adventure CapitalCherry VenturesObvious Ventures
Ekolution manufactures hemp fiber insulation and other hemp-based materials for construction projects, offering CO2-negative, energy-efficient building products.
CleantechConstruction TechNew Materials
Naib Woldemariam(Founder)in
Co-investorsLongRun CapitalSouth Bay Ventures
Ingrid builds physical infrastructure combined with an AI-driven software platform that optimises and trades battery energy storage and renewable assets across electricity markets, helping ease grid bottlenecks and balance supply and demand.
AI & Machine LearningCleantechEnergy
Nicklas Bäcker(Founder)in
Insurely provides a managed open finance data-sharing gateway that helps financial institutions meet FIDA and FDSS regulatory requirements while creating new revenue streams from their data.
Data & InfrastructureFintechInsurTechSaaS
Martin J. Gylfe(Founder)in
Co-investorsCNIInsight PartnersLuminar VenturesOpera Tech VenturesAlfvén & DidriksonAmpli Ventures
Ligna Energy develops S-Power supercapacitors, bio-based and ultra-thin energy storage components free from materials harmful to humans and the environment.
CleantechEnergyNew Materials
Co-investorsNavigare Ventures
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
MW GroupSIBSSlättöSlättö Förvaltning
Portfolio news
latest coverage across their companiesBreakit · mondayfriday.substack.com · Apr 19, 2026
Ligna Energy · lignaenergy.com · Jan 21, 2026
Ingrid Capacity · ingridcapacity.com · Nov 12, 2025
Frequently asked questions
- How many investments has Neptunia Invest made?
- Neptunia Invest has 9 tracked investments.
- What stage does Neptunia Invest invest at?
- Neptunia Invest invests at the Growth stage.
- What sectors does Neptunia Invest focus on?
- Neptunia Invest focuses on Construction Tech, Defense Tech, Energy, Fintech, PropTech.
- Where is Neptunia Invest located?
- Neptunia Invest is headquartered in Stockholm, SE.
- Does Neptunia Invest lead rounds?
- Yes, Neptunia Invest leads investment rounds.
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