Berlin · Pre-Seed–Series A · 21 people tracked
Investment thesis
AENU invests in disruptive hardware, software, and AI-native solutions across energy, industrial decarbonization, and systemic resilience. It focuses on European climate tech founders, with an emphasis on the DACH region, France, the UK, and the Nordics. The firm's sweet spot is the seed stage, with selective pre-seed and early Series A participation. AENU writes initial checks of EUR 1-5M with follow-on capital up to EUR 10M, preferring to co-lead or lead rounds and always taking board representation. Its impact approach extends beyond pure carbon metrics, requiring climate performance to be additional and built into the business through its B Corp-certified Systemic Impact Framework.
Source: firm website, verified Aug 3, 2026.
Team · 21 people
from the firm's website & curatedFounder mafia
4 people who came through AENU went on to found or lead other companies.
What they invest in
from 9 of 9 portfolio companiesEnergy ×7Cleantech ×4Climate Tech ×3AI & Machine Learning ×2Enterprise Software ×2Mobility & Transportation ×2SaaS ×2Advanced Manufacturing ×1
HQs:United Kingdom×2France×1United States×1
Investments · 9 tracked
founders shown can be your intro pathBy year:2026 · 42025 · 12024 · 27 dated
Hometree provides energy services and solutions to help homeowners and landlords decarbonise their residential properties in the UK.
CleantechEnergyInsurTechPropTechUK, GB
Simon Phelan(CEO and Founder)in
Co-investorsDN CapitalEnergy Impact PartnersFJ LabsLocalGlobeCarbonFrontline Ventures+2 more
AtmosZero builds modular electrified heat pump boilers that draw heat from ambient air to produce emissions-free industrial steam as a drop-in replacement for fuel-burning boilers.
CleantechClimate TechEnergy
Addison Stark(Founder)in
Co-investorsConstellation Technology VenturesEnergy Impact PartnersThe Engine VenturesMitsubishi Heavy IndustriesStarlight VenturesVXI Capital
Metris is an AI-native operating system for renewable energy owners and operators, integrating asset data and automating workflows such as billing (FiT, PPA, CfD), O&M, and document management.
AI & Machine LearningEnergyEnterprise SoftwareSaaSLondon, GB
Natasha Jones(CEO)inWilliam Whatley(Founding CTO)in
Co-investorsEntrepreneur FirstOctopus VenturesPT1
Monta provides an end-to-end EV charging software platform, including its Monta Hub charge point management system (CPMS), for charge point operators and businesses delivering full-service EV charging.
EnergyMobility & TransportationSaaS
Casper H Rasmussen(Founder)in
Co-investorsbyFoundersEnergize CapitalCreandumExport and Investment FundHeadline
Plume Clinic is a virtual gender-affirming care clinic providing medical and health services to transgender and gender non-conforming individuals.
Digital HealthHealthtech
Dr. Jerrica Kirkley(Co-founder)Dr. Matthew Wetschler(Co-founder)Matthew Wetschler MD, MPH(Founder)in
Co-investorsSeae VenturesSlow VenturesBetter AngleKima VenturesSpringbankY Combinator
Plume is a software platform for renewable energy developers that uses natural language processing and AI to analyze geospatial data, regulatory constraints, and grid infrastructure for solar and wind projects across Europe.
Advanced ManufacturingAI & Machine LearningClimate TechEnergyEnterprise SoftwareParis, FR
Edouard Labarthe(Founder)inMarc W(Founder)
Co-investorsKima VenturesY CombinatorBetter Angle
Plume is a crypto-native platform that distributes real-world assets (RWA) as blockchain-based financial instruments.
Crypto & Web3Fintech
Chris Yin(Founder)in
Co-investorsA.Capital VenturesBreedHaun VenturesHyperithmReciprocal VenturesSerafund+5 more
X Fuel develops alternative transport fuels using patented technologies that compete with fossil fuels on environmental and economic metrics.
Circular EconomyCleantechEnergyMobility & Transportation
Nicholas Ball, Ph.D.(Founder)in
Co-investorsFuture Planet CapitalUnion Square Ventures (USV)Yes VCLight RayOverlap HoldingsSOSV
Portfolio news
latest coverage across their companiesPlume · tickerreport.com · Jul 19, 2026
Plume · tickerreport.com · Jul 19, 2026
Plume · tickerreport.com · Jul 19, 2026
XFuel · biofuels-news.com · May 27, 2026
AtmosZero · finance.yahoo.com · Mar 23, 2026
Monta · indianstartupnews.com · Jul 19, 2025
Frequently asked questions
- What stage does AENU invest at?
- AENU invests at the Pre-Seed, Seed, Series A stages.
- What is AENU's typical check size?
- AENU typically writes checks of $1.1M – $5.5M.
- What sectors does AENU focus on?
- AENU focuses on AI & Machine Learning, Cleantech, Climate Tech, Deep Tech, Energy, Hardware, Impact & Social Good.
- Where is AENU located?
- AENU is headquartered in Berlin, DE.
- Does AENU lead rounds?
- Yes, AENU leads investment rounds.
Media · Podcasts & interviews
featuring the teamMoving from Profits to Purpose in Climate Tech (ft. Fabian Heilemann Founder & CEO of AENU)
Climate Insiders · Fabian Heilemann
Images
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