Fundraising FoxLongRun Capital
Family officeStockholm · Seed–Series A · 3 people tracked
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Investment thesis
LongRun Capital backs early-stage companies developing groundbreaking technical solutions to address the climate crisis within the built environment, concentrating on advanced materials and energy. It seeks ventures with high climate impact combined with strong financial return potential, a focus on Nordic companies with global reach, and diverse teams or clear ambitions toward greater diversity. The firm invests from seed to Series A with typical tickets of SEK 5-20 million, targeting ownership stakes of 10-20%.
Source: firm website, verified Aug 3, 2026.
Team · 3 people
from the firm's website
What they invest in
from 7 of 7 portfolio companiesCleantech ×5Hardware ×3AI & Machine Learning ×2Climate Tech ×2New Materials ×2Advanced Manufacturing ×1Circular Economy ×1Construction Tech ×1
HQs:Sweden×4Germany×1
Investments · 7 tracked
founders shown can be your intro pathMonite provides embedded financial infrastructure for B2B platforms, neobanks, and fintechs, offering automated invoicing, payables, and payments capabilities to help small businesses reduce operational friction and revenue loss.
AI & Machine LearningEnterprise SoftwareFintechSaaSBerlin, DE
Ivan Maryasin(Founder)Alex Akimov(CTO)Andrey Korchak(Founder)
Co-investorsAUDEO VENTURESRuna CapitalThird PrimeTomahawk.VC365.fintechValar Ventures Llc+1 more
Drupps develops atmospheric water recovery systems that extract clean water from air using a liquid desiccant process, with a by-product of energy recovery and cleaner air.
CleantechClimate TechDeep TechHardware
Fredrik Edström(CEO & Co-Founder)inPer Dahlbäck(CTO)in
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-investorsNeptunia InvestSouth Bay Ventures
GreenIron develops hydrogen-based metal reduction technology that recovers high-quality metal feedstock from steel industry by-products, enabling carbon-neutral and circular metal production.
Advanced ManufacturingCircular EconomyCleantechNew MaterialsSandviken, SE
Mathias Tillman(CEO)in
BoardLotta Lyrå(Chair of the Board)
NODA develops AI-powered software solutions for optimizing thermal energy systems, including district heating/cooling networks, building clusters, and industrial infrastructure.
AI & Machine LearningClimate TechEnergyPropTechSweden, SE
Christian Johansson(Founder)
Frequently asked questions
- How many investments has LongRun Capital made?
- LongRun Capital has 7 tracked investments.
- What stage does LongRun Capital invest at?
- LongRun Capital invests at the Seed, Series A stages.
- What is LongRun Capital's typical check size?
- LongRun Capital typically writes checks of $500K – $2M.
- What sectors does LongRun Capital focus on?
- LongRun Capital focuses on Cleantech, Climate Tech, Construction Tech, Energy, Impact & Social Good, New Materials, PropTech.
- Where is LongRun Capital located?
- LongRun Capital is headquartered in Stockholm, SE.
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