Fundraising Fox
Cambridge · Pre-Seed–Late Stage · 10 people tracked
Also known as IMPRESA MANAGEMENT LLC
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Investment thesis
Fine Structure Ventures invests in companies commercializing scientific and technological breakthroughs to solve hard problems in the physical world. Its portfolio spans energy generation and storage (nuclear fission, fusion, geothermal, batteries, linear generators), advanced materials and green chemistry, synthetic biology and biomanufacturing, next-generation computing and semiconductors, and aerospace and launch technology. Many of its companies emerge from leading research institutions such as MIT. The firm invests across two funds (Fund I and Fund II) and backs deep-tech startups internationally, including in the US, UK, Spain, Australia, and Canada. It also accepts non-dilutive grant applications, supporting founders building on frontier science.
Source: firm website, verified Sep 29, 2026.
Team · 10 people
from the firm's website & curated & public directories
What they invest in
from 25 of 27 portfolio companiesDeep Tech ×15Cleantech ×9Energy ×9Hardware ×9New Materials ×8AI & Machine Learning ×6Climate Tech ×6Biotech ×5
HQs:United States×15United Kingdom×3Australia×1Canada×1Nigeria×1
Who they back
founder profiles across 23 portfolio companiesFounding team size:solo founder×82 founders×43 founders×54+ founders×6
Where their founders studiedfrom 27 founders with education data
Massachusetts Institute of Technology ×3Stanford University ×3
What their founders studiedfrom 29 founders with field-of-study data
Engineering ×16Business & Management ×7Chemistry ×5Physics ×4Finance & Accounting ×3Life Sciences ×2
Where their founders worked beforefrom 27 founders with career history
Stanford University ×5Massachusetts Institute of Technology ×3Holder Aerospace ×2
19 founders hold a PhD · 5 hold an MBA (of 31 with degree data)
Investments · 27 tracked
founders shown can be your intro pathBy year:2024 · 12022 · 22021 · 12016 · 15 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)inMatt Loszak(Founder)inYasir Arafat(Founder)
Co-investorsAkkaAlumni VenturesAtaraxia CapitalBanca Investis — Family OfficeBasecamp FundBlack Flag+35 more
EnergyMill Valley, US
Bates Marshall(Executive Officer, Director)Chris Hill(Director)
BoardSasha Brown(Director)
Co-investorsAt One VenturesEcosystem Integrity FundRegeneration.VCHelios Climate VenturesI Squared CapitalSustainable 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
Donald Sadoway(Founder)inAntoine Allanore(Founder)Tadeu Carneiro(CEO)inJames Yurko(Founder)
Co-investorsBreakthrough Energy VenturesClimate InvestmentPrelude VenturesInternational Finance CorporationBMW i VenturesEnergy 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)inScott Graybealin
Co-investorsCorteza CapitalGlobal 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)inRobert Mumgaard(Executive Officer, Director)inDaniel Brunner(Executive Officer)inBob Mumgaard(Founder)inDan Brunner(Founder)Dennis Whyte(Founder)
Co-investorsAdvection Growth CapitalArmada Investment AGBay Bridge Ventures ClimateBeni Venture CapitalBrainstorm VenturesBreakthrough Energy Ventures+45 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 MaterialsCambridge, GB
Jason Chin(Professor)Jason W. Chin(Founder)Julius Fredens(Founder)Ola Wlodek, PhD(CEO)Prof. Jason Chin, PhD(CSO & Founder)
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.
Advanced ManufacturingAI & Machine LearningBiotechConsumerSan Diego, US
Joshua Britton(Founder)inBrady Beauchamp(Founder)Greg Weiss(Founder)
BoardCain A. McClary(Director)in
Co-investorsGS FuturesMaterial ImpactBreakout VenturesKdT VenturesSandbox IndustriesACVC Partners+12 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 LearningHardwareSemiconductorsSan Bruno, US
Sam FokinKwabena Boahen(Director)Nick N. Oza(Executive Officer)
BoardShyam Kamadolli(Director)inWen Hsieh(Director)Ingrid Burton(Director)
Co-investorsJ2 VenturesQuest Venture PartnersVanedge CapitalVanedge Capital Limited PartnershipAmino CapitalGaingels+2 more
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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)inWenxiao Huang(Chief Executive Officer and President)in
Co-investorsCollaborative FundFoothill 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)in
Co-investorsAlumni VenturesCastor VenturesCitta CapitalFoothill VenturesIn-Q-TelSafar Partners+5 more
A launch services company that develops vehicles and satellite systems for space missions.
Deep TechDefense TechHardwareMobility & TransportationSpace TechGold Coast, AU
Michelle GilmourinJames Gilmour(Founder)inAdam Gilmour(Founder)
Co-investors500 GlobalBlackbird VenturesMain Sequence VenturesQIC 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
Vítor Espírito Santo(Chief Scientific Officer)inEd Steele(Founder)Max Jamilly(Co-founder & chief executive officer)
Co-investorsBackedCollaborative FundEarth Venture CapitalForm VenturesGlobal BrainJuniper+7 more
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iPronics develops programmable optical switches and photonic processors designed for AI networking infrastructure.
AI & Machine LearningDeep TechHardwareSemiconductors
Daniel Pérez López(Founder)in
Co-investorsAmadeus Capital PartnersBosch VenturesCriteria Venture TechSiesta VenturesTriatomic CapitalEuropean Innovation Council Fund+3 more
Mainspring Energy develops power generation systems.
Deep TechEnergyHardware
Shannon Miller(Founder)inAdam Simpson(Founder)Matt Svrcek(Founder)
BoardTom Linebarger(Chairman & Chief Executive Officer)
Co-investorsKhosla VenturesAlumni VenturesClearSkyDCVC (Data Collective)General CatalystMarunouchi Innovation Partners+5 more
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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 CapitalAlumni VenturesCorazon 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)Nicolas Pinkowski(Founder)inJay Schwalbe(Founder)Joshua McEnaney(Founder)
BoardShayle Kann(Director)in
Co-investorsAlumni VenturesCongruent VenturesEnergy Impact PartnersKhosla VenturesLowercarbon CapitalNextwave [X] Partners+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-investorsFall Line CapitalMiddleland 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)inZachary P. Smith(Co-Founder / Associate Professor, MIT)
Co-investorsBlindspot Ventures Management CoCollaborative FundMassVenturesNew 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)in
Co-investorsTDK VenturesBreakwater VenturesCircular Innovation FundCollaborative FundEnergy & Environment InvestmentFraser McCombs Capital+6 more
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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)inNicholas Kral(Director)Dhiraj Singh(Director)
Co-investorsBackedEniac VenturesFTW VenturesManta Ray VenturesWireframe VenturesRefactor 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
Matt Houde(Founder)inCarlos Araque(Founder)inAaron Mandell(Founder)inPaul Woskov(Founder)
BoardColleen Calhoun(Director)inVinod Khosla(Director)
Co-investorsCollaborative FundHelium-3 VenturesPrelude VenturesTechEnergy VenturesThe Engine VenturesXplorer Capital+6 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(Founder)inLivingston L. Holder, Jr.(Founder)
Co-investorsAdvection Growth CapitalAlumni VenturesBalerion Space VenturesEvolution VC PartnersHCVCHelios Capital+11 more
Rank is a wealth management platform offering personalized investment portfolios and financial guidance to individual investors seeking alternatives to traditional savings, with portfolio management tailored to individual risk tolerance and life goals.
FintechLagos, NG
Femi Iromini(Founder)inAdedapo Sobayo(Founder)inDapo Sobayo(Founder)Adebola Adeniran(People Experience Lead)
Co-investorsPredictive VCVentures PlatformY Combinator186 VenturesGoodwater CapitalKakawa Investment Management+5 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)in
BoardRandy Chan(Director)
Co-investorsACVC PartnersAlumni VenturesCreative VenturesDolby Family VenturesFoothill VenturesISV+3 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
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Hedron
Portfolio news
latest coverage across their companiesiPronics · eu-startups.com · Sep 4, 2026
Quaise Energy · citybiz.co · Aug 28, 2026
Boston Metal · globenewswire.com · May 20, 2026
Sepion · finsmes.com · Apr 17, 2026
pH7 Technologies · finsmes.com · Apr 13, 2026
Gilmour Space · gspace.com · Jan 19, 2026
Commonwealth Fusion Systems · cfs.energy · Sep 2, 2025
Finwave · finance.yahoo.com · May 14, 2025
Frequently asked questions
- How many investments has Fine Structures Ventures made?
- Fine Structures Ventures has 27 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 AgTech, AI & Machine Learning, Biotech, Cleantech, Climate Tech, Data & Infrastructure, Deep Tech, Defense Tech, Energy, FoodTech, Hardware, New Materials, Semiconductors, 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 Alumni Ventures, Collaborative Fund, The Engine Ventures, among 156 tracked co-investors.
Co-investors · 5
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.
Khosla Ventures is a venture capital firm that backs bold, early-stage, technology-driven companies across deep tech and other sectors, providing hands-on 'venture assistance' to help founders build category-defining businesses.
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.
TDK Ventures is the corporate venture capital arm of TDK Corporation, investing globally in early-stage technology startups focused on sustainability and social value.
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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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.
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