Fine Structures Ventures — Full Portfolio

EnergyMill Valley, US

BMBates Marshall(Executive Officer, Director)Chris Hill(Director)

BoardSBSasha Brown(Director)

Co-investorsATAt One VenturesECEcosystem Integrity FundRERegeneration.VCHEHelios Climate VenturesI I Squared CapitalSUSustainable Future Ventures+1 more

Boston Metal develops Molten Oxide Electrolysis (MOE), an electrified process for producing steel and other metals from a range of oxide feedstocks without direct emissions.

Advanced ManufacturingCleantechClimate TechNew MaterialsWoburn, US

DSDonald Sadoway(Co-founder (MIT professor))inAAAntoine Allanore(Co-founder (MIT professor))TCTadeu Carneiro(CEO)in

Co-investorsBRBreakthrough Energy VenturesCLClimate InvestmentPRPrelude VenturesINInternational Finance CorporationBMBMW i VenturesENEnergy Impact Partners+8 more

Caelux develops perovskite-based solar technology and manufactures Active Glass solutions to improve solar energy efficiency, power output, and cost-effectiveness using advanced manufacturing and machine learning.

CleantechEnergyNew Materials

John Iannelli(Founder)inSGScott Graybealin

Co-investorsCOCorteza CapitalGLGlobal BrainKHKhosla Ventures

Commonwealth Fusion Systems develops commercial fusion power plants using high-temperature superconducting magnet technology to provide grid-scale energy.

CleantechClimate TechDeep TechEnergyCambridge, US

BSBrandon Sorbom(Founder)inRobert Mumgaard(Executive Officer, Director)inDBDaniel Brunner(Executive Officer)inBMBob Mumgaard(Founder)in

BoardMassimiliano Pieri(Director)KRKatie Rae(Director)in

Co-investorsADAdvection Growth CapitalARArmada Investment AGBABay Bridge Ventures ClimateBEBeni Venture CapitalBRBrainstorm VenturesBRBreakthrough Energy Ventures+42 more

Constructive Bio is a biotechnology company that rewrites the genetic code to give cells access to non-canonical amino acid building blocks, expanding the range of proteins that can be designed, engineered, and manufactured.

BiotechDeep TechNew Materials

JCJason Chin(Professor)

Co-investors+N+ND CapitalAMAmadeus Capital PartnersGEGENERAL INCEPTIONLOLongeVCOMOMX VenturesPAPaladin Capital Group+3 more

Debut applies AI and biotechnology to discover and formulate cosmetic ingredients and beauty products, decoding skin and hair at the genomic level to create novel actives.

AI & Machine LearningBiotechConsumerSan Diego, US

Joshua Britton(Founder)in

Co-investorsGSGS FuturesMAMaterial ImpactBRBreakout VenturesKDKdT VenturesSASandbox IndustriesACACVC Partners+8 more

femtoAI (Femtosense) designs AI inference chips and an embedded AI platform that run large AI models on very small, low-power silicon for edge devices such as smart home hardware and hearing/audio products.

AI & Machine LearningHardwareSemiconductors

SFSam Fokin

Co-investorsQUQuest Venture PartnersVAVanedge CapitalVAVanedge Capital Limited Partnership

Femtosense (femtoAI) designs AI inference hardware and an embedded AI platform for running large AI models on small, low-power silicon at the edge, targeting consumer electronics and devices such as smart home products and hearing aids.

AI & Machine LearningHardwareSemiconductorsSan Bruno, US

SFSam Fok(Executive Officer, Director)inKwabena Boahen(Director)Nick N. Oza(Executive Officer)

BoardSKShyam Kamadolli(Director)inWen Hsieh(Director)IBIngrid Burton(Director)

Co-investorsJ2J2 VenturesAMAmino CapitalGAGaingelsQUQuest Venture PartnersSASand Hill Angels

Feon develops high-performance battery electrolytes using a discovery platform (EDGE) to improve battery performance, safety, and cost across various battery chemistries.

CleantechEnergyNew MaterialsWoburn, US

ZYZhiao Yu(Cofounder)inWHWenxiao Huang(Chief Executive Officer and President)in

Co-investorsFOFoothill VenturesMAMassVenturesVAValkyrieEIEight Roads Ventures

Finwave Semiconductor develops GaN-on-Silicon RF technology and devices, including E-mode GaN power amplifiers and high-power broadband RF switches for radio front-end applications.

Deep TechHardwareSemiconductors

Tomas Palacios(Co-founder)in

Co-investorsCACastor VenturesCICitta CapitalFOFoothill VenturesINIn-Q-TelSASafar PartnersSTStrawberry Creek Ventures+3 more

Gilmour Space is an Australian space technology company developing an integrated launch capability, including its Eris launch vehicles, ElaraSat satellite platform, and a licensed spaceport in North Queensland.

Deep TechDefense TechMobility & TransportationSpace TechGold Coast, AU

AGAdam Gilmour(Co-Founder, Chief Executive Officer)inJGJames Gilmour(Co-Founder, Head of Launch Site Operations)inMichelle Gilmourin

Co-investors50500 GlobalBLBlackbird VenturesMAMain Sequence Ventures

Hoxton Farms grows cultivated fat, a biomanufactured ingredient for food companies to use in plant-based and alternative meat products.

AgTechAI & Machine LearningBiotechDeep TechFoodTechLondon, GB

VEVítor Espírito Santo(Chief Scientific Officer)in

Co-investorsBABackedCOCollaborative FundEAEarth Venture CapitalFOForm VenturesGLGlobal BrainJUJuniper+4 more

iPronics develops programmable optical switches and photonic processors designed for AI networking infrastructure.

AI & Machine LearningDeep TechHardwareSemiconductors

DPDaniel Pérez López(Founder)in

Co-investorsAMAmadeus Capital PartnersBOBosch VenturesCRCriteria Venture TechRORobert Bosch Venture CapitalTRTriatomic CapitalLILight Street Capital+2 more

Mainspring Energy develops power generation systems.

Deep TechEnergyHardware

SMShannon Miller(Founder)in

BoardTom Linebarger(Chairman & Chief Executive Officer)

Co-investorsKHKhosla VenturesCLClearSkyDCDCVC (Data Collective)MAMarunouchi Innovation PartnersBRBreakthrough Energy VenturesGEGeneral Catalyst+2 more

Mantle develops metal 3D printing technology that produces precision metal parts with the surface finish and tolerances needed for tooling and dies used in mass production.

Advanced ManufacturingDeep TechHardwareNew MaterialsSan Francisco, US

Stephen ConnorTed Soromin

Co-investors1111.2 CapitalCOCorazon Capital

Nitricity produces plant-based fertilizer for agricultural use, focused on sustainable soil health for farmers and growers.

AgTechCleantechClimate TechFremont, US

Dr. Joshua McEnaney(President, CTO, Co-Founder)inDr. Jay Schwalbe(CSO, Co-Founder)NPNicolas Pinkowski(Founder)in

BoardSKShayle Kann(Director)inRSRajesh Swaminathan(Director)inTony Etnyre(Director)

Co-investorsALAlumni VenturesCOCongruent VenturesENEnergy Impact PartnersKHKhosla VenturesLOLOWERCARBONLOLowercarbon Capital+1 more

Nulixir appears to be a beverage or wellness product company that formulates drinks with herbal extracts, amino acids, and vitamins.

BiotechConsumerDeep TechFoodTechHealthtechSaaSWellness & Fitness

Dr. Ehsan Moaseri(Founder)

Co-investorsFAFall Line Capital

Osmoses develops a membrane technology for purifying and separating gas molecules, aimed at making industrial gas separation processes more energy-efficient.

CleantechClimate TechDeep TechNew MaterialsBoston, US

Francesco Benedetti(Co-Founder & CEO)inKatherine Mizrahi Rodriguez(Co-Founder & Chief Implementation Officer)inZPZachary P. Smith(Co-Founder / Associate Professor, MIT)

Co-investorsBLBlindspot Ventures Management CoMAMassVenturesNENew Climate VenturesOROrbia VenturesTHThe Engine Ventures

Houston, US

Glenn Sandgren(Executive Officer)

BoardMark Land(Director)

Co-investorsRARaptor GroupSQSQN Venture Partners, LLCBRBreakthrough Energy Ventures

pH7 Technologies develops a proprietary electrochemical closed-loop process for extracting critical metals and minerals — including platinum group metals, gold, copper, and tin — from primary and secondary resources with lower energy, water, and environmental impact.

Circular EconomyCleantechClimate TechNew MaterialsVancouver, CA

MDMohammad Doostmohammadi(Founder & CEO)in

Co-investorsPAPangaea VenturesTDTDK VenturesBRBreakwater VenturesCICircular Innovation FundCOCollaborative FundENEnergy & Environment Investment+6 more

Phytoform Labs develops GM-free genome editing tools and trait engineering technologies for crop improvement, with a focus on potato and tomato varieties.

AgTechAI & Machine LearningBiotechHarpenden, GB

WPWilliam Pelton(Executive Officer, Director)inNKNicholas Kral(Director)Dhiraj Singh(Director)

Co-investorsBABackedENEniac VenturesFTFTW VenturesMAManta Ray VenturesWIWireframe VenturesRERefactor Capital+1 more

Quaise Energy develops ultra-deep geothermal drilling using gyrotron-powered millimeter-wave technology to reach depths up to 20 km and temperatures up to 500°C, aiming to build superhot geothermal power plants.

CleantechDeep TechEnergyHouston, US

MHMatt Houde(Founder)inCACarlos Araque(Founder)in

BoardCCColleen Calhoun(Director)inVinod Khosla(Director)William Restrepo(Director)Frohman Anderson(Director)

Co-investorsCOCollaborative FundHEHelium-3 VenturesPRPrelude VenturesTETechEnergy VenturesTHThe Engine VenturesXPXplorer Capital+5 more

Radian Aerospace is developing fully reusable spaceflight vehicles, including Radian One, a single-stage-to-orbit mission platform for routine access to Low Earth Orbit, and R3V, a reusable reentry capsule for hypersonic testing and rocket cargo.

Deep TechHardwareSpace TechRenton, US

CGCurtis Gifford(Chief Financial Officer, Chief Operating Officer, & Co-Founder)inRHRichard Humphrey(Chief Executive Officer & Co-Founder)inLHLivingston Holder(Chief Technology Officer & Co-Founder)inJFJeff Feige(Chief Revenue Officer & Co-Founder)in

Co-investorsADAdvection Growth CapitalBABalerion Space VenturesEVEvolution VC PartnersHCHCVCHEHelios CapitalHEHemisphere Ventures LLC+8 more

Sepion develops advanced polymer separator technology for batteries and other applications including water separation and materials recovery.

CleantechDeep TechEnergyNew MaterialsSilicon Valley, US

PFPeter Frischmann(CEO & Co-Founder)inBHBrett Helms(CSO & Co-Founder)in

BoardRCRandy Chan(Director)

Co-investorsACACVC PartnersCRCreative VenturesFOFoothill VenturesISISVVOVoLo Earth VenturesDODolby Family Ventures+2 more

VEIR manufactures low- and medium-voltage superconducting systems that deliver electricity for high-performance AI data centers.

AI & Machine LearningDeep TechEnergyHardwareWoburn, US

THTim Heidel(CEO & Co-Founder)in

BoardDoug Stewart(Director)Adam Wallen(Executive Officer, Director)in

Co-investorsBRBreakthrough Energy VenturesCOCongruent VenturesPIPiva CapitalTYTyche PartnersNANational Grid PartnersVXVXI Capital+5 more