Cambridge · Pre-Seed–Late Stage · 10 people tracked
Also known as IMPRESA MANAGEMENT LLC
Investment thesis
The firm invests in early-stage companies pursuing disruptive scientific and technological innovation. Its portfolio holds over 300 active patents covering world-changing technologies, and it seeks to back the teams best positioned to deploy them. The firm takes an active, hands-on approach, holding board seats at more than 80% of its portfolio companies and working alongside founders to commercialize scientific discovery. It invests across a company's full life cycle, from pre-seed through pre-IPO, and reports that its portfolio companies have collectively raised over two billion dollars.
Source: firm website, verified Aug 25, 2026.
Team · 10 people
from the firm's website & curated & public directories
What they invest in
from 24 of 27 portfolio companiesDeep Tech ×15Cleantech ×9Energy ×9Hardware ×8New Materials ×8Climate Tech ×6AI & Machine Learning ×5Biotech ×5
HQs:United States×14United Kingdom×2Australia×1Canada×1
Who they back
founder profiles across 19 portfolio companiesFounding team size:solo founder×92 founders×63 founders×14+ founders×3
Investments · 27 tracked
founders shown can be your intro pathBy year:2022 · 12021 · 12016 · 13 dated
Aalo develops advanced nuclear reactor technology aimed at producing electricity at under 3 cents per kilowatt-hour.
Climate TechDeep TechEnergyHardware
Matt(Co-founder)inYasir(Co-founder)in
Co-investorsAlumni VenturesBasecamp FundBlack FlagBrave CapitalCrosscut VenturesDash VC+24 more
EnergyMill Valley, US
Bates Marshall(Executive Officer, Director)Chris Hill(Director)
BoardSasha Brown(Director)
Co-investorsAt One VenturesEcosystem Integrity FundRegeneration.VCHelios Climate Ventures
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
Donald Sadoway(Co-founder (MIT professor))Antoine Allanore(Co-founder (MIT professor))Tadeu Carneiro(CEO)in
Co-investorsBreakthrough Energy VenturesClimate InvestmentPrelude VenturesInternational Finance CorporationBMW i VenturesEnergy Impact Partners+7 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)inScott Graybealin
Co-investorsGlobal BrainKhosla Ventures
Commonwealth Fusion Systems develops commercial fusion power plants using high-temperature superconducting magnet technology to provide grid-scale energy.
CleantechClimate TechDeep TechEnergyCambridge, US
Brandon Sorbom(Founder)Robert Mumgaard(Executive Officer, Director)inDaniel Brunner(Executive Officer)inBob Mumgaard(Founder)in
BoardMassimiliano Pieri(Director)Katie Rae(Director)in
Co-investorsAdvection Growth CapitalArmada Investment AGBay Bridge Ventures ClimateBeni Venture CapitalBrainstorm VenturesBreakthrough Energy Ventures+38 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
Jason Chin(Professor)
Co-investors+ND CapitalAmadeus Capital PartnersGENERAL INCEPTIONLongeVCOMX VenturesPaladin Capital Group+2 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)
Co-investorsGS FuturesMaterial ImpactBreakout VenturesKdT VenturesSandbox IndustriesACVC 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
Sam Fok
Co-investorsQuest Venture PartnersVanedge CapitalVanedge Capital Limited Partnership
San Bruno, US
Sam Fok(Executive Officer, Director)inKwabena Boahen(Director)Nick N. Oza(Executive Officer)
BoardShyam Kamadolli(Director)Wen Hsieh(Director)Ingrid Burton(Director)
Co-investorsJ2 Ventures
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
Zhiao Yu(Cofounder)Wenxiao Huang(Chief Executive Officer and President)
Co-investorsFoothill VenturesMassVenturesValkyrieEight 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)
Co-investorsCastor Ventures (an Alumni Ventures Fund)Citta CapitalFoothill VenturesIn-Q-TelSafar PartnersStrawberry Creek Ventures+2 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
Adam Gilmour(Founder)inJames GilmourMichelle Gilmour
Co-investors500 GlobalBlackbird VenturesMain Sequence Ventures
Co-investorsDorm RoomFlybridge Capital PartnersExplorer 1 Fund
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
Vítor Espírito Santo(Chief Scientific Officer)in
Co-investorsBackedCollaborative FundEarth Venture CapitalForm VenturesGlobal BrainJuniper+4 more
iPronics develops programmable silicon photonic switches for AI data center networks, offering real-time reconfiguration, built-in telemetry, and a rack-ready design.
Deep TechHardwareSemiconductors
Co-investorsAmadeus Capital PartnersBosch VenturesCriteria Venture TechRobert Bosch Venture CapitalTriatomic Capital
Mainspring Energy develops power generation systems.
Deep TechEnergyHardware
Shannon Miller(Founder)in
BoardTom Linebarger(Chairman & Chief Executive Officer)
Co-investorsKhosla VenturesClearSkyDCVC (Data Collective)Marunouchi Innovation PartnersGeneral CatalystPictet Group+1 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-investors11.2 CapitalCorazon Capital
Nitricity produces plant-based fertilizer for agricultural use, focused on sustainable soil health for farmers and growers.
AgTechCleantechClimate TechFremont, US
Dr. Nicolas Pinkowski(CEO, Co-Founder)Dr. Joshua McEnaney(President, CTO, Co-Founder)Dr. Jay Schwalbe(CSO, Co-Founder)Nicolas Pinkowski(Founder)inJoshua McEnaney(Executive Officer, Director)
BoardShayle Kann(Director)
Co-investorsCongruent VenturesEnergy Impact PartnersKhosla VenturesLOWERCARBONLowercarbon CapitalWorld Fund
Nulixir develops NuSomes, a patent-protected, food-grade delivery technology that increases the bioavailability of functional ingredients, masks their flavor, and controls their release timing and targeting in the digestive tract.
BiotechDeep TechFoodTech
Co-investorsFall 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)Katherine Mizrahi Rodriguez(Co-Founder & Chief Implementation Officer)inZachary P. Smith(Co-Founder / Associate Professor, MIT)
Co-investorsBlindspot Ventures Management CoMassVenturesNew Climate VenturesOrbia VenturesThe Engine Ventures
Houston, US
Glenn Sandgren(Executive Officer)
BoardMark Land(Director)
Co-investorsRaptor GroupSQN Venture Partners, LLCBreakthrough 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
Mohammad Doostmohammadi(Founder & CEO)
Co-investorsPangaea VenturesTDK VenturesBreakwater VenturesCircular Innovation FundPangaea Ventures Us Inc.Cycle Capital+1 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
William Pelton(Executive Officer, Director)Nicholas Kral(Director)Dhiraj Singh(Director)
Co-investorsBackedEniac VenturesFTW VenturesManta Ray VenturesWireframe VenturesRefactor Capital+1 more
Quaise Energy develops superhot geothermal drilling technology using millimeter-wave powered drilling to access deep geothermal energy sources at unprecedented depths and temperatures for large-scale clean power generation globally.
CleantechDeep TechEnergyHouston, US
Carlos Araque(Executive Officer, Director)Matt Houde(Founder)in
BoardColleen Calhoun(Director)inVinod Khosla(Director)William Restrepo(Director)Frohman Anderson(Director)
Co-investorsCollaborative FundHelium-3 VenturesPrelude VenturesTechEnergy VenturesXplorer Capital8090 Industries+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
Curtis Gifford(Chief Financial Officer, Chief Operating Officer, & Co-Founder)inRichard Humphrey(Chief Executive Officer & Co-Founder)inLivingston Holder(Chief Technology Officer & Co-Founder)inJeff Feige(Chief Revenue Officer & Co-Founder)in
Co-investorsAdvection Growth CapitalBalerion Space VenturesEvolution VC PartnersHCVCHelios CapitalHemisphere Ventures LLC+4 more
Sepion develops advanced polymer separator technology for batteries and other applications including water separation and materials recovery.
CleantechDeep TechEnergyNew MaterialsSilicon Valley, US
Peter Frischmann(CEO & Co-Founder)inBrett Helms(CSO & Co-Founder)
BoardRandy Chan(Director)
Co-investorsACVC PartnersCreative VenturesFoothill VenturesISVVoLo Earth VenturesDolby 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
Tim Heidel(CEO & Co-Founder)in
BoardDoug Stewart(Director)Adam Wallen(Executive Officer, Director)in
Co-investorsBreakthrough Energy VenturesCongruent VenturesPiva CapitalTyche PartnersNational Grid PartnersVXI Capital+5 more
Portfolio news
latest coverage across their companiesiPronics · techfundingnews.com · Aug 7, 2026
Commonwealth Fusion Systems · techcrunch.com · Jul 30, 2026
VEIR · newmarketpitch.com · Jul 13, 2026
FemtoAI · altss.com · May 29, 2026
Boston Metal · recyclingtoday.com · May 28, 2026
Frequently asked questions
- How many investments has Fine Structures Ventures made?
- Fine Structures Ventures has 26 tracked investments.
- What stage does Fine Structures Ventures invest at?
- Fine Structures Ventures invests at the Pre-Seed, Seed, Series A, Series B, Series C, Growth, Late Stage stages.
- What sectors does Fine Structures Ventures focus on?
- Fine Structures Ventures focuses on Biotech, Cleantech, Data & Infrastructure, Deep Tech, Defense Tech, Energy, Hardware, New Materials, Space Tech.
- Where is Fine Structures Ventures located?
- Fine Structures Ventures is headquartered in Cambridge, US.
- Who does Fine Structures Ventures co-invest with?
- Fine Structures Ventures most often shares deals with Khosla Ventures, The Engine Ventures, Breakthrough Energy Ventures, among 128 tracked co-investors.
Co-investors · 5
Khosla Ventures is a venture capital firm that invests in early-stage companies focused on technology, mobile, and clean energy sectors, including biotechnology applications. The firm provides capital and strategic support to entrepreneurs developing breakthrough technologies across multiple markets.
Alumni Ventures (AV) is a venture capital firm that co-invests alongside lead VCs in startups, backing founders with capital and access to a large investor and operator community.
Paladin Capital Group invests in early stage and growth companies developing cyber, AI and deep technologies that address security and resilience needs for commercial and government customers.
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TDK Ventures is the corporate venture capital arm of TDK, investing globally in early-stage entrepreneurs building sustainable and socially valuable technologies.
Foundation Capital is an early-stage venture capital firm that commits to founders at the idea stage and maintains long-term relationships with portfolio companies through their growth journey.
Firms observed investing alongside Fine Structures Ventures, from public investor directories. Shared companies are the overlap with Fine Structures Ventures's recorded portfolio.
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