/Investor DB

Voyager Partners — Full Portfolio

50 tracked investments · listed companies and verified rows first

Fervo Energyfervoenergy.cominNASDAQ: FRVO

Fervo Energy develops next-generation geothermal technology using advanced drilling and sensing techniques to unlock carbon-free, 24/7 power generation in previously uneconomic locations.

CleantechClimate TechEnergyHouston, US

Tim Latimer(Founder)inJack Norbeck(Founder)in

BoardDavid Thomas Danielson(Director)inNicholas Walrod(Director)inIon Yadigaroglu(Director)

Co-investorsB Capital GroupB4 CapitalBaruch Future VenturesBeast VenturesBreakthrough Energy VenturesCarbon+16 more

Andes Agandesag.comOct 2022SEC filingmedium confidence

Andes develops a microbial technology that converts atmospheric carbon dioxide into stable soil inorganic carbon, enabling agricultural fields to generate verified carbon credits for emissions reductions.

AgTechCleantechClimate TechImpact & Social GoodAlameda, US

Board seatSarah Sclarsic· per SEC Form D · $15M raise · filed Oct 2022

Co-investorsCavallo VenturesKdT VenturesLeaps by Bayer

Intensivateintensivate.comMay 2022

Intensivate develops processor chip technology designed for analytics and database workloads, offering an alternative to general-purpose CPUs in data centers.

Data & InfrastructureHardwareSemiconductorsSan Francisco, US

Lalitha S Sirisena(Executive Officer, Director)Kevin Sean Halle(Executive Officer, Director)

Board seatSarah Sclarsic· per SEC Form D

Co-investorsAt One VenturesAera VC

Snofoxsnofox.comApr 2024

FieldTech provides predictive maintenance software that models how refrigeration systems (compressors, evaporators, condensers, valves, and controls) operate to detect efficiency losses, performance drift, and early signs of equipment failure.

AI & Machine LearningIoTSaaSBrooklyn, US

Leo Eskin(Executive Officer, Director)Matthew Rubin(Executive Officer)Benjamin Thomas Rubin(Executive Officer, Director)

Board seatSarah Sclarsic· per SEC Form D

Co-investorsTrellis Road I Fund AB

Addis Energyaddisenergy.cominPre-Seed · Nov 2025 · $4M

Addis Energy develops technology that combines oil and gas engineering expertise with advanced research to access energy and resources from subsurface geology.

CleantechDeep TechEnergySomerville, US

Michael Alexander(Founder)inCharlie Mitchell, P.E.(Founder)inIwnetim Iwnetu Abate(Director)Oliver Charles Mitchell(Director)

BoardLaurie Menoud(Director)inMichael Kearney(Director)in

Co-investorsAt One VenturesBlindspot Ventures Management CoPillar VCThe Engine VenturesFounders FundKhosla Ventures

Adiabaticadiabatic.coin

Adiabatic is developing an electricity-based process for domestic production of critical chemicals.

Advanced ManufacturingCleantechNew Materials

Darshan Meher(Founder)in

Co-investorsDeVCMalpani VenturesOperators Studio

Aepnusaepnus.comin

Aepnus is developing a sulfate recycling process that regenerates chemicals on-site from sodium sulfate waste, with a planned demonstration-scale plant designed to process over 500 tonnes of sodium sulfate annually.

Circular EconomyCleantechNew Materials

Lukas Hackl(Founder)inBilen Akuzum(Founder)

Co-investorsClean Energy VenturesCollaborative FundISVLowercarbon CapitalNextFab VenturesThird Derivative+2 more

Allieallie-ai.com

Alex Sandoval(Founder)Nicolas Hernan Degiorgis(Founder)

Co-investorsARTFO Holdings LLCBDev VenturesCaravela CapitalSpero Ventures

Altaaltatech.ioin

Alta Resource Technologies develops engineered protein-based mineral separation technology to extract rare earth elements and critical minerals from mined ores, electronic waste, and processing byproducts.

CleantechDeep TechEnergyNew Materials

Nathan Ratledge, PhD(CEO)Matthew Lipscomb, PhD(CSO/President)

Co-investorsBaruch Future VenturesIn-Q-TelJuniperValor Equity PartnersAtreides ManagementDCVC (Data Collective)+8 more

Andesandes.bio

Andes is a mission-driven company focused on protecting the planet and applying technology in a nature-related context.

AgTechBiotechClimate Tech

Co-investorsAccelr8Capria VenturesCavallo VenturesGermin8 VenturesSunna VenturesYamaha Motor Ventures+3 more

ANNEAannea.aiinSeed · Dec 2023 · $3M

ANNEA provides an AI-based platform for optimizing operational efficiency and reliability of renewable energy assets, including wind and solar installations.

AI & Machine LearningCleantechEnergy

Co-investorsFaber

Anthro Energyanthroenergy.comin𝕏

Anthro Energy develops advanced electrolytes and high-performance battery cells to improve energy density, safety, and form factor in battery technology.

Deep TechEnergyHardwareNew MaterialsSan Jose, US

David Mackanic(Co-Founder & CEO)inJoe Papp(Co-Founder & CTO)in

Co-investorsAmino CapitalBlack Mountain VentuesCollaborative FundDorm RoomEnergy Revolution VenturesIn-Q-Tel+4 more

Arbor Energyarbor.coin

Arbor develops power systems intended to provide reliable, emissions-free baseload power at large scale.

CleantechClimate TechEnergyLos Angeles, US

Brad Hartwig(Founder)inAndres Garcia-Clark(Founder)

Co-investorsCantos VenturesChrysalixClimate CapitalCongruent VenturesGigascale CapitalMana Ventures+10 more

Astro Mechanicaastromecha.coin𝕏

Astromecha designs engines, airframes, and flight systems for next-generation aerospace applications, including supersonic aircraft.

Advanced ManufacturingDeep TechHardwareSpace TechSan Francisco, US

Ian Brooke(CEO)in

Co-investorsAlumni VenturesAndreessen HorowitzBasecamp FundBlue Ivy VenturesDolby Family VenturesEarthrise Ventures+15 more

Atlasmaterialsatlasmaterials.comin

Atlas Materials develops a hydrometallurgical process to produce high-purity magnesium, nickel, and cobalt from saprolite ore for energy, defense, transportation, and advanced manufacturing supply chains.

CleantechClimate TechDeep TechNew MaterialsVancouver, US

David Dreisinger(CEO and Co-Founder)Jeremy Ley(Co-Founder)

Axle Energyaxle.energyinSeed · Aug 2024 · $9M

Axle Energy develops software connecting electric vehicles, heat pumps, solar panels, and batteries to electricity markets to balance grid supply and demand without fossil fuels.

CleantechClimate TechEnergyIoTSaaSLondon, GB

Karl Bach(Founder)inArchy de Berker(Co-Founder & CTO)inEnergy IoT SaaS Karl Bach(Founder)

Co-investorsAccelEka VenturesEnergize CapitalPICUS CAPITAL

Cache Energycache-energy.cominSeed · Jun 2024 · $4M

Cache Energy provides thermal energy storage systems that use thermo-chemical technology to store heat at 1,000°F for dispatch periods ranging from 1 to 1,000 hours, serving industrial and commercial customers needing long-term energy storage and heat electrification.

CleantechEnergyHardware

Arpit Dwivedi(Founder)in

Co-investorsCantos VenturesEvergreen Climate InnovationsThird DerivativeUnshackled Ventures

CarbonChaincarbonchain.comin𝕏Dec 2022

CarbonChain provides software for companies and financial institutions to measure and account for greenhouse gas emissions across supply chains, from production to shipping to use of commodities and products.

Advanced ManufacturingClimate TechData & InfrastructureEnterprise SoftwareSaaSLondon, GB

Adam Hearne(Founder)inRoheet Shah(Founder)inROHEET SHAH(Founder)inArchy de Berker(Head of Data \u0026 Machine Learning)Jeremiah SmithYury Oparinin

Co-investorsAera VCBlackbird VenturesBragiel BrothersC3 VenturesMAVA VenturesPioneer+9 more

Carbonheraldcarbonherald.com

Carbon Herald is a news publication covering the carbon industry, including carbon capture, carbon credits, and climate policy.

CleantechClimate TechMedia & Entertainment

Co-investorsAiiM Partners

Coniferconifer.ioin

Conifer designs and manufactures powertrains and motors for drones, robots, data centers, and mobility applications using proprietary axial-flux architecture that reduces material costs and increases performance.

Advanced ManufacturingDeep TechHardware

Ankit Somani(Founder)in

Co-investorsMaC Venture CapitalMFV PartnersTrue VenturesZ21 VenturesHigher Life Ventures

Coppercopperhome.comin

Copper makes induction stoves with integrated battery energy storage that enable home electrification without major electrical upgrades.

CleantechClimate TechConsumerHardwareBerkeley, US

Sam Calisch(Founder)inEric Wilhelm(Founder)inChris Cheng(Founder)Dmitry Tokarev(Founder)Eddie Behringer(Founder)Jon Lee(Founder)

Co-investorsChrysalixClimacticCollaborative FundDesigner FundLeap Forward VenturesMMC Ventures+15 more

ElectricFishelectricfish.coin𝕏Apr 2021

Electric Fish builds products for a decentralized electric grid system to enable energy independence.

Advanced ManufacturingCleantechDeep TechEnergyMobility & TransportationFremont, US

Anurag Kamal(Co-founder and CEO)inVince Wong(Co-founder and COO)inLeonardo Mattiazzi(Co-founder and President)inFolasade Olanrewaju Ayoola(Director, Promoter)Nelio Batista(Co-founder and CTO)

Co-investorsCool Climate CollectiveE8 AngelsFuture AfricaGener8torPachamama VenturesTechstars+1 more

Electrofloweflowtech.cominSep 2025

eFlow extracts lithium from dilute brines in North America using direct lithium extraction technology, serving the clean energy and electric vehicle supply chain.

CleantechEnergyNew MaterialsSan Bruno, US

Eric McShane(CEO and co-founder)Evan Gardner(CTO and co-founder)in

Co-investorsBlack FlagFifty YearsHarpoon VenturesStartXUnion Square Ventures (USV)

Enapienapi.comSeed · Jan 2025 · $8M

ENAPI builds a platform that simplifies connectivity between charge point operators (CPOs) and eMobility service providers (eMSPs) in the EV charging network.

EnergyMobility & TransportationSaaS

Dennis Laumen(Founder)Jakob Kleihues(Founder)

Co-investorsProject A Ventures

Ento Labsento.aiin

Ento provides automated verification and continuous tracking of energy savings from efficiency projects in buildings, using weather- and calendar-normalized baseline models that follow IPMVP standards.

AI & Machine LearningCleantechEnergyEnterprise SoftwareSaaS

Henrik Brink(Chief Executive Officer)inKasper Bjørn Nielsen(Chief Technology Officer)inMalte Frederiksen(Chief Commercial Officer)in

Co-investorsbyFoundersThe Footprint Firm

Generategenerate.designin

Generate builds generative infrastructure and preconstruction services for hybrid mass timber projects, producing 3D models, pricing, takeoffs, and constructability insights that connect how buildings are designed, manufactured, and delivered.

AI & Machine LearningConstruction TechDeep TechSaaS

John Klein(CEO)in

Co-investorsCollaborative FundGreat Wave VenturesMoxxie Ventures

Inrangeinrange.io

Growing the rooftop solar grid.

London, GB

John Mushriqui(Founder)inTim Breretonin

Co-investorsLowercarbon CapitalOctopus Ventures

Katos-Pngaviationweek.com𝕏

Aviation Week is a media organization providing aerospace and defense news and intelligence to industry decision-makers worldwide for over 100 years.

Data & InfrastructureDefense TechEnterprise SoftwareMedia & Entertainment

Co-investorsCircadian VenturesKindred Ventures

Leetaleeta.co

Leeta Materials manufactures high-performance industrial materials using advanced data science and a proprietary platform to enable customizable material formulations.

Advanced ManufacturingDeep TechNew Materials

Limelight Steellimelightsteel.comin𝕏

Limelight Steel reimagines iron and steelmaking through new industrial technology approaches.

Advanced ManufacturingClimate TechDeep Tech

Olivia Dippo(Founder)inAndy Zhao(Founder)in

Co-investorsCantos VenturesCollaborative FundSocial Impact Capital

Lydianlydianlabs.comin

Lydian develops and supplies technology for producing sustainable aviation fuel (SAF) from CO₂, enabling aircraft fuel producers and facilities operators to manufacture drop-in jet fuel at lower capital and operating costs than conventional methods.

CleantechClimate TechDeep TechEnergyCharlestown, US

Joe Rodden(Founder)inBranko Zugic(Executive Officer, Director)

BoardJoshua Posamentier(Director)in

Co-investorsCongruent VenturesOverlap HoldingsUnion Square Ventures (USV)Breakthrough Energy VenturesGalvanize Climate SolutionsGlobal Founders Capital+2 more

Mexicobusinessmexicobusiness.news𝕏

Mexico Business News is a business news and media outlet covering industries such as health, infrastructure, finance, mobility, trade and investment, and entrepreneurship in Mexico.

Media & Entertainment

Mitti Labsmittilabs.earthin

Mitti Labs partners with smallholder rice farmers across Asia using technology-driven approaches to reduce methane emissions and advance climate action.

AgTechAI & Machine LearningClimate TechImpact & Social GoodMumbai, IN

Devdut(Founder)Xavi(Founder)Nathan(Founder)

Co-investorsLightspeed Venture PartnersLightspeed India PartnersThird DerivativeVolta Circle

Moment Energymomentenergy.comin𝕏

Moment Energy repurposes retired electric-vehicle batteries into second-life energy storage systems, sourcing used batteries from automakers like Nissan and Mercedes-Benz for off-grid and grid energy applications.

Circular EconomyCleantechEnergyHardwareSurrey, CA

Edward Chiang(Cofounder)inSumreen Rattan(Cofounder)inGurmesh Sidhu(Cofounder)Gabriel Soares(Cofounder)in

Co-investorsVersion One VenturesAcario InnovationAsahi Kasei Corporate Venture CapitalCollaborative FundExpansion Venture CapitalFika+7 more

Packfleetpackfleet.comin

Packfleet was a London-based parcel delivery service that used electric vehicles to provide greener last-mile deliveries for merchants and their customers.

CleantechClimate TechLogistics & Supply ChainLondon, GB

Hugo Cornejo(Founder)Josh Garnham(Founder)Tristan Thomas(Founder)

Co-investorsFounder CollectiveCreandumEntrée CapitalGeneral Catalyst

Pentec Health Celebrates 35th Anniversaryin𝕏acquired by Wellspring Capital Management · Oct 2021

This page is a distribution, marketing, and reseller partner directory for PRWeb, an online press release distribution service.

Marketing TechMedia & EntertainmentSaaS

Co-investorsAdvance Venture PartnersAngel Physicians FundAvestria VenturesAviv Venture CapitalBIGR VenturesBlue Venture Funds+15 more

Photaraphotara.tech

Builds tools to replace silver with copper in solar manufacturing.

Co-investorsBaruch Future VenturesPace VenturesPrelude VenturesAhren Innovation CapitalWovenEarth

Powerlinedrivepowerline.comin

Powerline develops an AI-based operating system that provides market intelligence and optimizes the operation of renewable energy and grid-scale battery storage assets.

AI & Machine LearningCleantechEnergySan Jose, US

Julian Lamy(CTO & Co-Founder)inMatineh Eybpoosh(CEO & Co-Founder)in

Co-investorsAlumni VenturesCLAI VenturesJ-ImpactLG Technology VenturesMaC Venture Capital

Rationaloptimistsocietyrationaloptimistsociety.com𝕏

The Rational Optimist Society publishes content promoting optimism about human progress and technological innovation, including a weekly podcast, research, and members-only email newsletter.

Media & Entertainment

Stephen McBride

Remoraremoracarbon.comin𝕏Seed · Apr 2021 · $6M

Remora Carbon provides strategic advisory services to transportation, logistics, infrastructure, and geospatial sectors, with focus on transformational technologies.

Advanced ManufacturingCleantechClimate TechEnterprise SoftwareLogistics & Supply ChainDetroit, US

Paul Gross(CEO)inDean Wise(Founder)Christina Reynolds(Founder)Eric Harding(Founder)Naomi Hyun(Director of People and Culture)Tiff McGuire(Head of Talent Acquisition)

Co-investorsFirst Round CapitalJuniperLowercarbon CapitalRusheen Capital PartnersUnion Square Ventures (USV)Valor Equity Partners+10 more

shpockbusinessinsider.dein𝕏

Business Insider Deutschland is the German-language edition of the Business Insider news outlet, publishing articles on business, economy, finance, careers, startups, and lifestyle.

Media & Entertainment

Co-investorsHansmann Family Office

Sirenoptsirenopt.cominJun 2024

Siren Optics builds material analysis systems that use cold atmospheric plasma and AI to perform real-time, non-destructive inspection of materials such as wafers, films, coatings, and battery components.

Advanced ManufacturingAI & Machine LearningDeep TechOakland, US

Jared O'Leary(Executive Officer, Director, Promoter)inALI MESBAH(Director)in

BoardMatthew Blaine(Director)TOM CHI(Director)MATTHEW BLAIN(Director)PHILIP HARPER(Director)

Co-investorsCoral CapitalInMotion VenturesUNION Labs VenturesWireframe VenturesAt One Ventures

Skyvenskyven.coin𝕏

Skyven develops solar thermal collectors and energy solutions for large manufacturing facilities to reduce industrial heating costs and carbon emissions.

Advanced ManufacturingCleantechEnergyFarmers Branch, US

Co-investorsClimacticCongruent VenturesSWAN Impact NetworkThird DerivativeVoLo Earth VenturesGlobal Founders Capital

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

Channing Street Copper CoFoundation Alloy Technology Explorations, Inc.Leeta Materials, Inc.Negative Emissions Materials, Inc.Alta Resource TechnologiesEnergyglobalLanereport

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.