Vilnius · Pre-Seed–Series A · 22 people tracked
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Investment thesis
Contrarian Ventures backs climate tech founders at the earliest stages across Europe and Israel, aiming to be their first cheque and first-choice partner. The firm looks for breakthrough, economically superior technologies that can scale and reshape industries to help reverse climate change. It emphasizes conviction over consensus, long-term alignment with founders, and durable impact. Beyond capital, it operates a full-stack climate platform supporting founders in commercialization, scaling, and fundraising through initiatives such as the Energy Tech Summit, The Climate Brick, and the Climate50 investor ranking. Its focus excludes food and agriculture, concentrating on green energy, transportation, built environment, industry, and carbon.
Source: firm website, verified Sep 27, 2026.
Team · 22 people
from the firm's website & public directoriesFounder mafia
2 people who came through Contrarian Ventures went on to found or lead other companies.
What they invest in
from 31 of 41 portfolio companiesEnergy ×20Cleantech ×18AI & Machine Learning ×12Climate Tech ×11SaaS ×11Enterprise Software ×6Mobility & Transportation ×6Data & Infrastructure ×4
HQs:Germany×4United Kingdom×4United States×3Switzerland×2France×2Lithuania×2
Who they back
founder profiles across 15 portfolio companiesFounding team size:solo founder×22 founders×63 founders×34+ founders×4
Where their founders studiedfrom 22 founders with education data
University of Cambridge ×2
What their founders studiedfrom 24 founders with field-of-study data
Engineering ×8Business & Management ×6Economics ×4Computer Science ×3Mathematics & Statistics ×2Physics ×2
Where their founders worked beforefrom 25 founders with career history
HERE Technologies ×3Technion ×3Sandbag Climate Campaign ×2
8 founders hold a PhD · 3 hold an MBA (of 25 with degree data)
Investments · 41 tracked
founders shown can be your intro pathBy year:2026 · 12025 · 42024 · 22023 · 12022 · 12021 · 12020 · 32018 · 12014 · 115 dated
Beebop provides orchestration infrastructure that enables distributed energy resources to interact dynamically with power grids while meeting operational, market, and regulatory constraints.
AI & Machine LearningCleantechCloud ComputingEnergyIoTSaaS
Jan-Willem Rombouts(Founder & CEO)inSandra Trittin(Co-Founder & CGO)inBert Claessens(Co-Founder & CPO)in
PartnerTomas Kemtys· led
Co-investorsAngular Ventures
Urbio is a web-based platform that combines digital twins, AI-powered design and financial modeling to help utilities, consultants, developers and contractors plan, size and optimize district heating networks across Europe.
AI & Machine LearningCleantechClimate TechEnergySaaSEnergypolis, CH
Nils Schüler(Co-founder & CTO)inSébastien Cajot(Co-founder & CEO)inNicolas Sommer(Co-founder & CCO)in
Co-investorsFounderfulKickstart InnovationThird SphereUrban Us
42watt provides manufacturer-independent planning, installation, and ongoing optimization of home energy systems such as heat pumps, working with certified regional master installers and handling subsidy processing for homeowners.
CleantechClimate TechEnergyMünchen, DE
Co-investorsBONVENTUREEneco VenturesPT1Better Ventures Central Llc
Altrove uses machine learning and AI combined with crystal simulation, high-throughput lab experimentation, and materials characterization to discover, synthesize, and scale novel materials as substitutes for vulnerable existing materials.
Advanced ManufacturingAI & Machine LearningDeep TechEnterprise SoftwareNew MaterialsParis, FR
Thibaud Martin(Founder)inJoonatan Laulainen(Founder)in
Co-investorsCreative Destruction Lab (CDL)EmblemEntrepreneur FirstAlvenBpifranceFJ Labs
Bees & Bears is a startup offering an installment-financing ("Ratenkauf") solution for energy-infrastructure and decarbonization projects, tracking the CO₂ footprint and savings of each financed installation.
CleantechClimate TechEnergyFintech
Franziska Kunz(Founder)in
Co-investorsAngel InvestExtantia CapitalUnruly Capital
BeZero Carbon is an independent carbon ratings agency that assesses the quality and risk of carbon credit projects across all types and stages, combining environmental science with capital markets research methods.
AI & Machine LearningCleantechClimate TechData & InfrastructureImpact & Social Good
Tommy Ricketts(Co-founder & CEO)inSeb
Co-investorsHitachi VenturesMolten VenturesNorrsken VCTransLink CapitalEDF Pulse VenturesExtantia Capital+2 more
Cariqa operates a platform that connects EV charging operators and drivers directly, eliminating intermediaries to provide transparency and control in the charging market.
CleantechClimate TechEnergyFintechMobility & TransportationSaaSBerlin, DE
Issam Tidjani(Founder)inStefano Bonetta(Founder)inTamara Ciullo(Founder)inMario La Pergola(Founder)in
Co-investorsAnthemis VentureGolden Egg Check Capital B.VPlug and Play VenturesTechstarsHatcher+Vento
Chooose provides modular software that enables airlines to procure, manage, and report on sustainable aviation fuel (SAF) initiatives, including inventory management, automated accounting, customer engagement features, and compliance reporting for regulatory frameworks.
Climate TechEnergyEnterprise SoftwareSaaS
Co-investorsTomorrow Today AS
Decade Energy provides electrification solutions for mobility and fleet depots, including grid upgrades, battery storage, charging infrastructure, and energy optimization software.
BiotechCleantechEnergyMobility & TransportationMountain View, US
Devin Scannell(Executive Officer, Director, Promoter)Alejandro Ortega Peniche(Founder)inBrian Naughton(Executive Officer, Director)Alexandre Cleret(Founder)Carl Magnus Norden(Founder)Casper Norden(Founder)
Co-investorsEiffel Investment GroupSET VenturesAmplify PartnersAnanda Impact Ventures
Decade is an investment advisory service that combines human advisors with a proprietary AI to help individuals manage their wealth, consolidate assets via Open Finance, analyze portfolios, monitor markets, and plan long-term financial goals.
AI & Machine LearningFintech
Felipe Meneses(Founder)Vitor Olivier(Founder)Vitor Olivier Felipe Meneses(Founder)
Co-investorsNorte VenturesAnanda Impact VenturesBenchmarkGreenoaks
Delfos Energy provides predictive maintenance and digital transformation solutions using artificial intelligence for renewable energy producers.
AI & Machine LearningCleantechEnergy
Samuel Lima(Co-founder & CTO)Guilherme Studart(Co-founder & CEO)in
Co-investorsVox CapitalDOMO.VCHeadline
Co-investorsInven Capital
Eliq provides software solutions for energy utilities to manage energy data and transition to energy-as-a-service business models, helping providers and customers optimize energy consumption and make sustainable energy choices.
CleantechData & InfrastructureEnergyIoTSaaSGothenburg, SE
Håkan(CEO and co-founder)
Co-investorsInven Capital
Ember AI provides an AI-powered platform that automates healthcare billing and prior authorization processes to prevent coverage denials.
AI & Machine LearningEnterprise SoftwareHealthtechSaaSSan Francisco, US
Charlene Wang(CEO)inWarren Wang(CTO)inLynn Hsing(Marketing)Abhey Guram(Partnerships)Chloe Launte(EA)
Co-investorsY CombinatorNexus Venture PartnersEnsemble LabsTranspose Platform ManagementAENUAmino Capital+4 more
Ember operates an all-electric intercity bus service in Scotland, running routes between cities including Dundee, Aberdeen, Edinburgh, Glasgow, Oban, Fort William and Inverness with airport connections.
CleantechClimate TechMobility & Transportation
Dave Jones(Founder)inPhil MacDonald(Founder)in
PartnerRokas Peciulaitis· led
Co-investorsCarbonInven Capital
Co-investorsVenture Rock
FormCraft is a WordPress form builder plugin that offers features such as auto-saving user input so form data persists across browser sessions.
Developer ToolsSaaS
Fusebox builds an operating system that aggregates distributed energy assets into virtual power plants, standardizing asset management and market access across fragmented energy markets.
CleantechDeep TechEnergyEnterprise SoftwareSaaSTallinn, DE
Co-investorsEneco VenturesFly VenturesSoulmates Ventures
H2Pro develops Decoupled Water Electrolysis (DWE) technology to produce hydrogen and oxygen at separate times, invented at the Technion, as a lower-cost method for green hydrogen production.
CleantechClimate TechEnergyHardwareCaesarea, IL
Gideon Grader(Founder)inTalmon Marco(Founder)inHen Dotan(Founder)inAvner Rothschild(Founder)inTzahi Rodrig(CEO)in
Co-investorsBreakthrough Energy VenturesHorizons VenturesIN VentureWIND VenturesYara Growth VenturesArcelorMittal+2 more
Hepta is an engineering firm that provides design services for high-voltage installations (110kV–330kV), electrical and communication networks, lighting, roads, and BIM/3D visualization, as well as wind farm development.
CleantechConstruction TechEnergyTallinn, EE
Tanel Lomp(CEO, Board Member)
Co-investorsThorgate Ventures
Hepta Airborne provides an AI-enhanced software platform that analyzes drone, helicopter, LiDAR, satellite, and ground patrol data to detect and score anomalies on power grid transmission and distribution lines.
AI & Machine LearningEnergySaaS
Co-investorsAxon Partners GroupEIT InnoEnergyExpansion CapitalThorgate Ventures
Inbalance grid operates EV charging networks and builds charging infrastructure, offering an all-in-one solution that includes charging stations, software, and 24/7 operations.
CleantechEnergyMobility & Transportation
Labelflow is a release operations platform for independent music labels that automates workflow management, artist communications, metadata handling, and distribution coordination.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSNantes, FR
Geoffrey Vancassel(CEO)inNicolas Draber(CPO)inVincent Lecrubier(Chief Technical Officer)inTill Mahler(Founder)
Co-investorsPlug and Play VenturesY CombinatorBamboo Capital PartnersCathexis VenturesEDP VenturesPrasetia Dwidharma+3 more
Marvin Blue provides AI-native infrastructure for raw material producers to establish origin, traceability, and compliance at the source of global supply chains.
AgTechAI & Machine LearningEnterprise SoftwareLogistics & Supply Chain
Metafuels develops sustainable aviation fuel through its aerobrew technology, taking the process from lab scale to demonstration and commercial plants.
CleantechClimate TechEnergyZurich, CH
Leigh(Chairman & CCO)Saurabh(Chief Executive Officer)Leigh Hackett(Founder)Saurabh Kapoor(Founder)Ulrich Koss(Founder)
Co-investorsEnergy Impact PartnersUVC PartnersVerve Ventures
Moixa was a UK-based home energy storage company, now part of Lunar Energy, focused on residential clean power and battery storage.
CleantechClimate TechEnergy
Co-investorsFirst Imagine!Perscitus LLP
PVcase provides cloud-based and AutoCAD-based software for solar energy project development, including tools for site selection, utility-scale ground-mount and rooftop solar design, and energy yield modeling.
CleantechEnergySaaSSector AgnosticVilnius, LT
David Trainavicius(Founder)inDoug Geist(Co-founder & Chief Commercial Officer)inMelissa Nussbaum(CFO & COO)inDavid Trainavicius Douglas Geist(Founder)Douglas Geist(Founder)
PartnerRokas Peciulaitis· led
Co-investorsEnergize CapitalHighland EuropePractica CapitalElephant Partners
Zoomo is a company that offers region-specific services across North America, Europe, and Asia Pacific, but the page shown is only a region selector with no description of its actual product or business.
Sydney, AU
Mina Nada(CEO and Co-Founder)inMichael Johnson(CRO and Co-Founder)in
Co-investorsCollaborative FundManiv MobilityVirescent VenturesWIND VenturesOneVentures
Satellite Vu captures thermal imagery from space for applications including environmental monitoring and infrastructure assessment.
Climate TechData & InfrastructureDeep TechDefense TechSpace TechLondon, GB
Anthony Baker(CEO)inToby Reinicke(Founder)Camilla(CFO)Scott
BoardPatrick
Co-investorsMolten VenturesE2MC VenturesGrit VenturesIn-Q-TelMD One VenturesSeraphim Space+7 more
Los Gatos, US
Michael Leigh(Executive Officer, Director)Joseph Golden(Executive Officer, Director, Promoter)
BoardJack Guedj(Director)Maciej Kranz(Director)Mario Nemirovsky(Director)
Co-investorsSkyfall Ventures
Sterblue provides drone-based inspection services for energy and infrastructure assets, including wind turbines, transmission grids, distribution grids, and civil engineering structures.
AI & Machine LearningEnergyRobotics
Geoffrey Vancassel(Founder)in
Co-investorsGagarin Capital PartnersPlug and Play VenturesTaver CapitalThe Westly Group
A B2B marketplace connecting solar equipment sellers and buyers across 25+ countries, enabling transparent price comparison and secure transactions for photovoltaic modules, inverters, and batteries.
B2B MarketplacesCleantechEnergy
Co-investorsFJ LabsMarket One CapitalMovens CapitalPUSH Ventures
Switchee provides smart thermostats, connected sensors and a data platform that give social landlords real-time insight into home conditions to detect mould, reduce fuel poverty, support decarbonisation and meet compliance obligations.
EnergyIoTPropTech
Tom RobinsinLeann Hearne(Interim Chief Executive Officer)inKate Roberts(Head of Customer Success)in
Co-investorsOctopus VenturesAscensionGreen Shores CapitalAscension VenturesJoseph Rowntree FoundationMustard Seed
VIANOVA Technologies provides passenger information solutions.
HardwareIoTMobility & Transportation
Co-investorsSIB Innovations- und BeteiligungsgesellschaftTechstars
Vianova operates a cloud-based intelligence platform that aggregates and combines mobility data from multiple sources, letting cities and businesses analyze insights and automate decisions.
AI & Machine LearningData & InfrastructureGovTechMobility & Transportation
Co-investorsKickstart InnovationLa Poste VenturesX-HUB TOKYO Global Startup AcceleratorXAngeMove Energy
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
IniOn SoftwareLastmileThrustVoltawareZoomo
Portfolio news
latest coverage across their companiesDecade · finance.yahoo.com · Aug 6, 2026
Switchee · trysignalbase.com · Jul 15, 2026
Decade · finsmes.com · Apr 24, 2026
Delfos · finsmes.com · Mar 16, 2026
Ember · thesaasnews.com · Nov 25, 2025
Bees & Bears · fintech.global · Oct 17, 2025
Cariqa · finsmes.com · Jul 11, 2025
Frequently asked questions
- How many investments has Contrarian Ventures made?
- Contrarian Ventures has 41 tracked investments, including 5 dated in the last 24 months.
- What stage does Contrarian Ventures invest at?
- Contrarian Ventures invests at the Pre-Seed, Seed, Series A stages.
- What is Contrarian Ventures's typical check size?
- Contrarian Ventures typically writes checks of $1.1M – $4.3M.
- What sectors does Contrarian Ventures focus on?
- Contrarian Ventures focuses on Circular Economy, Cleantech, Climate Tech, Deep Tech, Energy, Mobility & Transportation, New Materials, Semiconductors.
- Where is Contrarian Ventures located?
- Contrarian Ventures is headquartered in Vilnius, LT.
- Does Contrarian Ventures lead rounds?
- Yes, Contrarian Ventures leads investment rounds.
- Who does Contrarian Ventures co-invest with?
- Contrarian Ventures most often shares deals with Eneco Ventures, First Imagine!, Inven Capital, among 64 tracked co-investors.
Media · Podcasts & interviews
featuring the team#165 Christian Jølck, 2150 VC and Rokas Peciulaitis, Contrarian Ventures
The European VC · Rokas Peciulaitis
Ep 55: Rokas Peciulaitis - Managing Partner, Contrarian Ventures
Energy Impact Center · Rokas Peciulaitis
EUVC #47 Rokas Peciulaitis & Tomas Kemtys, Contrarian Ventures
The European VC · Rokas Peciulaitis
Images
Co-investors · 12
FJ Labs is an early-stage investment firm specializing in marketplaces and network-effect businesses, taking an angel-style co-investment approach alongside institutional venture funds worldwide.
Anthemis is an investment firm focused on the digital economy, backing companies that reshape financial services and the broader economy for wider benefit.
Headline is a global venture capital firm investing in early- and growth-stage founders, with teams on the ground across multiple continents.
Energy Impact Partners is an investment firm that connects entrepreneurs with major corporate partners to help drive the transformation of the global economy toward a more sustainable future.
Elephant is a venture capital firm that invests in fast-growing, capital-efficient technology companies.
Founderful is a venture firm run by entrepreneurs who previously built tech companies, invested in European startups, and worked in operational roles, now backing ambitious founders building meaningful companies.
Ananda Impact Ventures is a venture capital firm that invests in social enterprises based in Europe addressing social issues across the region. The firm focuses on early-stage and growth-stage companies in the social impact sector.
Better Ventures is an early-stage venture capital firm backing mission-driven technology companies working to build a better world across climate, health, and workforce sectors.
Move Energy is a European venture capital fund investing in early-stage startups and scale-ups driving the energy transition across power, transport, and buildings.
Foobar is the investment company of Icelandic entrepreneur David Helgason that focuses on supporting startups and investing in technology to accelerate global decarbonization and sustainability efforts.
Working Capital Fund is a venture capital firm that invests in technologies aimed at building resilient, responsible, and sustainable global supply chains.
Firms observed investing alongside Contrarian Ventures, from public investor directories. Shared companies are the overlap with Contrarian Ventures's recorded portfolio.
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