/Investor DB

Safar Partners — Full Portfolio

78 tracked investments · listed companies and verified rows first

Altaerosaltaeros.comin𝕏Jun 2025✓ verified

Altaeros designs and manufactures autonomous tethered aerostat systems, controlled by its Aerostat Autopilot software, for commercial and government applications including telecommunications, border security, and defense surveillance.

Deep TechDefense TechEnergyHardwareIoTBoston, US

Adam Rein(Executive Officer, Director, Promoter)Ben Glass(CEO/CTO & Founder)inJeff Lloyd-Jones(Executive Officer, Director)inJohn Bailey(Executive Officer)inAlain Goubau(Executive Officer, Director, Promoter)inPhilip Shevrin(Director)

Co-investorsSoftBank GroupIn-Q-TelJHH vc

Clerio Visioncleriovision.comin✓ verified

Clerio Vision is a development-stage medical device company developing LIRIC, a femtosecond laser technology that changes the refractive index of lens materials or corneal tissue without cutting or removing tissue.

BiotechDeep TechHealthtechMedical DevicesRochester, US

Alex Zapesochny(CEO)inAlissa Seidman(CFO)inLen Zheleznyak(Chief Scientific Officer)inWayne Knox(Chief Research Officer)Alexandra Latypova(Executive Officer, Director, Promoter)

BoardDavid Williams(Director)

Co-investorsArmory Square VenturesCapTableTopmark PartnersUpVentures Capital

Construct Capitalconstructcap.com✓ verified

Verve Motion develops wearable exosuits that integrate robotics into worker apparel to reduce physical strain and measure load reduction in real time for employees in manufacturing, warehousing, and logistics operations.

Advanced ManufacturingAI & Machine LearningDefense TechE-commerceHardwareLogistics & Supply ChainRoboticsSaaSSemiconductors

Fred Cook(Co-founder)Ignacio Galiana(CEO)Conor WalshItamar Zur(CEO)Mitch NahmiasinMike Rouleau

Co-investorsAbstract VenturesFounder CollectiveFuture VenturesGenerational PartnersVillage GlobalXfund+2 more

Pirouettemedicalpirouettemedical.comin𝕏✓ verified

Pirouette develops self-injection devices for chronic condition management at home, featuring hidden-needle technology to reduce injection anxiety.

BiotechHardwareHealthtechMedical DevicesNew Hampshire, US

Conor Cullinane(Co-Founder, Chairman, CEO, President, Principal Investigator)inMatthew J. Kane(Co-Founder, Secretary, and Chief Operating Officer)inElijah Kapas(Co-Founder and Chief Technology Officer)Matthew Kane(Founder)in

Co-investorsGaingelsLiquid VenturesY CombinatorHelium-3 Ventures

Imago Rehabimagorehab.cominJul 2024

Imago Rehab provides at-home rehabilitation for people recovering from neurological or cardiovascular conditions, using one-on-one therapy delivered via telerehabilitation combined with robotic devices, gamification, and an integrated care team.

Digital HealthHealthtechMedical DevicesRoboticsLowell, US

Kristin Nuckols(Executive Officer)inConor James Walsh(Director)Gene Tacy(Executive Officer)inChris Dugan(Executive Officer, Director)inTom Hunter(Executive Officer)

Board seatArunas A. Chesonis· per SEC Form D

Co-investorsBantam GroupBeacon AngelsFrazier Life SciencesLaunchpad Venture GroupWalnut Venture Associates

Quaise Energyquaise.cominSeries A · Feb 2022 · $40M

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)

Board seatArunas Chesonis· per SEC Form D

Co-investorsCollaborative FundFine Structures VenturesHelium-3 VenturesPrelude VenturesTechEnergy VenturesThe Engine Ventures+6 more

RightHandrighthandrobotics.cominSeries C · Apr 2022 · $66M

RightHand Robotics develops an AI-powered robotic piece-picking platform for order fulfillment in e-commerce and supply chain operations.

AI & Machine LearningLogistics & Supply ChainRoboticsSomerville, US

Leif Jentoft(Founder)inYaro Tenzer(Founder)inLael Odhner(Founder)inYaroslav Tenzer(Executive Officer, Director)Brian D. Owen(CEO)in

Board seatArunas A. Chesonis· per SEC Form D

Co-investorsMenlo VenturesMatrixPlayground GlobalF-Prime CapitalGlobal BrainGV (Google Ventures)+4 more

via-separationsviaseparations.comOct 2021

Via Separations makes industrial membrane filtration systems that cut the energy used in thermal separation processes.

Cambridge, US

Brent Keller(Executive Officer, Director)inShreya Dave(Chief Executive Officer)in

BoardKatie Rae(Director)in

Board seatArunas Chesonis· per SEC Form D

Co-investorsATEL VenturesAzolla VenturesCapTableClimate InvestmentEmbark VenturesPrime Impact Fund+3 more

2Pioptics2pioptics.comin

2Pi Optics, an MIT spin-off, develops metasurface-enabled flat optics that provide semiconductor-scale optical components with reduced size, weight, power, and cost.

Deep TechHardwareSemiconductors

5X5Tech5x5tech.com

Anne Zink(Founder)in

Co-investorsOcean Azul Partners

AcousticaBioacoustica.bioin

Acoustica.bio develops acoustophoretic technology and microgel suspension formulations that concentrate biologic drugs (such as monoclonal antibodies) to ultra-high concentrations exceeding 500 mg/mL for small-volume subcutaneous injection.

BiotechDeep TechMedical DevicesCambridge, US

Daniele Foresti(Founder)inDaniele Foresti, Ph.D.(Founder & CEO)Professor Jennifer Lewis(Scientific Co-Founder)

Co-investors3CC | Third Culture CapitalVento

Active Surfacesactivesurfaces.xyzinMay 2025 · $5.6M

Active Surfaces develops flexible, thin-film solar panels using organic and perovskite photovoltaic materials and roll-to-roll manufacturing, aimed at deploying solar in locations where conventional rigid panels are unsuitable.

CleantechDeep TechNew MaterialsWoburn, US

Shivam Bhakta(Executive Officer, Director)Richard Swartwout(CTO & Co-Founder)inShiv Bhakta(CEO & Co-Founder)inShiv Bhakta ☀️(Founder)inJeremiah Mwaura(Chief Manufacturing Scientist)in

BoardVera Schroeder(Director)in

Co-investorsNew Climate VenturesThe E14 FundThird DerivativeType One VenturesSeaX VenturesUmami Capital

Agility Roboticsagilityrobotics.comin𝕏

Agility Robotics develops and deploys humanoid robots for warehouse automation and logistics operations.

AI & Machine LearningHardwareLogistics & Supply ChainRoboticsSalem, US

Jonathan Hurst(Founder)inDamion Shelton(Founder)inMikhail Jones(Founder)inPeggy Johnsonin

BoardBruce Leak(Director)inMatthew Ocko(Director)in

Co-investorsAxevil CapitalBig Brain HoldingsDCVC (Data Collective)GaingelsHARPER COURT VENTURESManhattan Venture Partners+12 more

Ancilia Bioanciliabio.comin

Ancilia is a biotech company using CRISPR to create beneficial bacterial products, such as live biotherapeutics, that carry immunity against the viruses that destroy them.

BiotechDeep TechHealthtechNew York, US

Rodolphe Barrangou(Co-founder)inAlex(Co-founder)inDavi Paez-Espino(Co-founder)inAlexandra Sakatos(Executive Officer, Director)in

BoardDale Pfost(Director)VERA SCHROEDER(Director)in

Co-investorsDeep Science VenturesMetaplanetPsyMed VenturesSnatched VenturesSpacecadet VenturesMBX Capital

Axoftaxoft.usin

Axoft is developing soft, tissue-mimicking neural implants and supporting bidirectional electronics that record and stimulate brain activity through a minimally-invasive burr-hole procedure.

AI & Machine LearningDeep TechMedical DevicesCambridge, US

Paul Le Floch(Executive Officer, Director)inTianyang Ye(Director)inRachel Sha(Director)in

BoardChia An Lee(Director)Benjamin Pless(Director)

Co-investorsAlumni VenturesAmino CapitalArcherman CapitalBlindspot Ventures Management CoCastor VenturesCreative Destruction Lab (CDL)+4 more

C2Sensec2sense.com

Hyperion Biosystems builds diagnostic devices that use computer vision and physics-based algorithms to improve the sensitivity and specificity of point-of-care and at-home tests.

AI & Machine LearningHealthtechMedical Devices

Co-investorsNewlin Investment Company LLCBoston Millennia PartnersBreakout LabsCranberry CapitalPropel Venture PartnersThe Engine Ventures

C3Dmaterialsc3dmaterials.comin

C3D Materials develops advanced elastomer materials and an additive manufacturing platform for 3D printing industrial-strength polyurethane rubber parts.

Advanced ManufacturingHardwareNew MaterialsGolden Valley, US

Cora Leibig(CEO & Founder)in

Co-investorsDas & Co.Excelestar VenturesGolden Seeds

Cerberus Venturescerberus.comDec 2024 · $18M

Cerberus is a multi-platform investment firm that manages capital across diverse asset classes including direct lending, private equity, real estate, credit, and venture capital.

Enterprise SoftwareFintechNew York, US

Co-investorsAHL Venture PartnersBooz Allen VenturesClean Energy VenturesBallistic VenturesCerberus VenturesForgePoint Capital+3 more

circecircebioscience.comOct 2021

Circe develops a biotechnology platform that uses advanced gas transformation to produce carbon-negative molecules at scale for manufacturing.

Advanced ManufacturingBiotechCleantechClimate TechBoston, US

Marika Ziesack(Executive Officer, Director, Promoter)Shannon Nangle(Founder)inCiaran Dunn(Founder)

Co-investorsBee PartnersE8 AngelsElementum VenturesExceptional VenturesGaingelsJuniper+5 more

Cogitocogitocorp.com𝕏Acquired

Cogito, now part of Verint, provides real-time AI coaching and monitoring solutions for contact centers to improve customer and employee experience.

AI & Machine LearningEnterprise SoftwareSaaSBoston, US

Joshua Feast(Executive Officer, Director)inAli Azarbayejani(Executive Officer, Director)inAlex Pentland(Director)Charles Popkin(Executive Officer)Dustin Pederson(Executive Officer)

BoardKrishna Gupta(Director)in

Co-investorsBeyond CapitalKube VCLigo Partners LLCOssian CapitalREMUS CapitalWestern Technology Investment

Commonwealthcommonwealth.imAug 2025 · $863M

Commonwealth (commonwealth.im) is a DAO coordination platform; the sources supplied contain no verifiable information about it.

Co-investorsCanaan PartnersCoinbase VenturesIOSG VenturesNascentBreakthrough Energy VenturesFuture Ventures+9 more

Commonwealthjoincommonwealth.xyzin𝕏Aug 2025 · $863M

Commonwealth (WLTH) is a platform that lets individuals invest in private companies starting at $20, with holdings backed 1:1 by verified equity and the ability to buy and sell without long lock-up periods.

FintechMarketplaces

Co-investorsBlack DragonParaFi CapitalParafi General FundBreakthrough Energy VenturesCoatue ManagementEquinor Ventures+11 more

Commonwealth Fusion Systemscfs.energyin𝕏Series B · May 2020 · $84M

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+47 more

Dmatdmat.coinSeed · Feb 2025 · $4M

DMAT produces durable, self-healing concrete and mortar with reduced CO2 emissions, inspired by ancient Roman techniques, for the construction industry.

CleantechConstruction TechNew MaterialsCambridge, IT

Paolo Francesco Sabatini(Executive Officer, Director)

Co-investorsDeep FuturePrimo Ventures

Dropletbioscidropletbiosci.comin𝕏

Droplet Biosciences develops cancer diagnostics with a focus on liquid biopsy and precision oncology.

BiotechDigital HealthHealthtechMedical DevicesMelrose, US

Haluk Tezcan(Chief Medical Officer)inStanley Lapidus(Director)inTheresa Tribble(Executive Officer, Director)Aadel Chaudhuri(Executive Officer, Director)Jose Zevallos(Director)

BoardAnn DeWitt(Director)in

Co-investorsIdeashipThe Engine Ventures

Embr Labsembrlabs.com

Embr Labs makes the Embr Wave, a wrist-worn thermal wearable that delivers heating and cooling sensations to the skin at the press of a button to help users feel more comfortable with temperature.

ConsumerHardwareWellness & FitnessBoston, US

Samuel Shames(Executive Officer)David Cohen-Tanugi(Executive Officer, Director)Matthew J. Smith(Executive Officer, Director)inMichael Gibson(Executive Officer, Director)Elizabeth Gazda(Executive Officer, Director)in

BoardWilliam Schroeder(Director)

Co-investorsEsplanade VenturesJoyance PartnersSocial Starts

Encora Therapeuticsencoratherapeutics.comin𝕏

Encora Therapeutics makes the Encora X1, an FDA-cleared, prescription wrist-worn device that uses mechanical neurostimulation to relieve hand tremors in adults with essential tremor.

HardwareHealthtechMedical Devices

Daniel Carballo(Cofounder)inAllison Davanzo(Cofounder)Kyle Pina(Cofounder)in

Co-investorsGood Growth CapitalInnospark VenturesSBXiThe Engine Ventures

EVOLOHevoloh.comin

Evoloh operates high-throughput factories that manufacture electrolyzer stacks, sold as its Nautilus stack module to EPCs and project developers building hydrogen plants.

Advanced ManufacturingCleantechEnergy

Jimmy Rojas(Founder)

Co-investorsBaruch Future VenturesCollaborative FundJuniperThe Engine VenturesThird SphereGS Futures

Finwavefinwavesemi.cominJul 2022 · $12.2M

Finwave Semiconductor is a fabless semiconductor company that designs GaN-on-Silicon (Gallium Nitride) RF products using transistor designs and process technology originating from MIT research.

Deep TechHardwareSemiconductorsSan Diego, US

Tomas Palacios(Co-founder)inTomás Palacios(Co-Founder)Pierre-Yves Lesaicherre(CEO)Ian Warbrick(COO)Matt East(CFO)

Co-investorsCitta CapitalAlumni VenturesCastor VenturesFine Structures VenturesFoothill VenturesIn-Q-Tel+5 more

Formic Technologiesformic.coin𝕏Sep 2020

Formic develops automation and robotics solutions for factories to increase production capacity and reliability while reducing costs, downtime, and safety risks.

Advanced ManufacturingAI & Machine LearningRoboticsChicago, US

Saman Farid(Founder)inMisa I.(Founder)inMisa Ilkhechi(Founder)

BoardGarry Tan(Director)in

Co-investorsAlumni VenturesBlackhorn VenturesBlue Ivy VenturesCarnrite VenturesChapter OneCorrelation Ventures+18 more

Foundation Alloyfoundationalloy.comin𝕏

Foundational Alloy develops engineering alloys through a solid-state process called MetalsFIRST, in which metal is produced without melting to create microstructures unreachable by conventional metallurgy while controlling oxygen and contaminants.

Advanced ManufacturingDeep TechNew Materials

Jasper Lienhard(Founder)Jake(Co-founder (company strategy, operations, financing, commercialization))Chris Schuh(Founder)Jake Guglin(Founder)Tim Rupert(Founder)

Co-investorsAlumni VenturesAmerica's Frontier FundBasecamp FundCastor VenturesEl Cap EquityMaterial Impact+6 more

GelMEDIXgelmedix.cominSeed · Feb 2026

GelMEDIX is a Cambridge-based biotech developing injectable hydrogel-based cell and gene therapies for vision-restoring retinal treatment.

BiotechCambridge, US

Max Cotler(Executive Officer)inNasim Annabi(Director)Reza Dana(Director)Arthur Driscoll(Executive Officer, Director)

BoardMichael Cima(Director)Parinaz Motamedy(Director)in

Co-investorsBeacon AngelsBoston Harbor AngelsEQx Fund

Gradiantgradiant.comin𝕏May 2026

Gradiant designs and builds water and wastewater treatment plants using its proprietary technology stack, helping industrial customers reduce freshwater withdrawal, reuse wastewater, and return clean water to the environment.

Advanced ManufacturingCircular EconomyCleantechClimate TechDeep TechWoburn, US

Anurag Bajpayee(Co-Founder & Executive Chairman)inPrakash Govindan(Co-Founder & CEO)inMark Danchak(Director)Jeff Luse(Director)Keith Wilson(Director)Ashok Belani(Director)

Co-investorsCapTableClearvision VenturesCloudStone CapitalGRC SinogreenWarburg PincusWAVE Equity Partners+1 more

Gradientgradientcomfort.comin𝕏

Gradient manufactures a window-mounted 120V heat pump for residential heating and cooling that installs without drilling or refrigerant handling.

CleantechClimate TechHardwarePropTechSan Francisco, US

Vince Romanin(Founder)in

Co-investorsAt One VenturesAutodesk FoundationAzolla VenturesClimate InvestmentCollaborative FundDangerous Ventures+8 more

harmony baby nutritionharmonybabynutrition.comin𝕏

Harmony Baby Nutrition develops hypoallergenic, human milk–inspired formula for infants and toddlers with cow's milk protein allergy or sensitivities, using hydrolyzed whey protein, lactose, and HMOs.

ConsumerDirect to ConsumerFoodTech

Del Afonso(Founder)in

Co-investorsBig Idea VenturesBrincDivergent CapitalMassVenturesPortfoliaSOSV+2 more

Health Care Originalshealthcareoriginals.comSep 2024

Health Care Originals provides chronic care programs combining purpose-built wearables with dedicated care teams for people with respiratory conditions (asthma, COPD) and neurological conditions such as stroke.

Digital HealthHealthtechRochester, US

SHARON SAMJITSINGH(Executive Officer, Director)inJARED DWARIKA(Executive Officer, Director)inPARINAZ MOTAMEDY(Director)in

BoardERIC ALLYN(Director)BRADFORD BERK(Director)KEITH WILSON(Director)

Co-investorsChloe CapitalD3VCPharmStars VenturesCranberry CapitalSimon School Venture Fund

Honeoyeremedieshoneoyeremedies.com

Honeoye Remedies develops all-natural skin care products for over-the-counter cosmetic use, leveraging pharmaceutical development expertise from its parent company Arcum Therapeutics.

ConsumerDirect to ConsumerHealthtechWellness & FitnessRochester, US

Paul M. Dunman(Co-Founder)Rachel Wozniak(Co-Founder)

Humanyzehumanyze.comin𝕏

Humanyze provides workplace analytics and data-driven insights to help companies improve organizational effectiveness and employee experience.

AI & Machine LearningData & InfrastructureEnterprise SoftwareFuture of WorkHR Tech

Co-investorsREMUS Capital

Inchfabinchfab.comin

InchFab offers a modular, integrated semiconductor fabrication platform that combines hardware, processes, and tools into one system, letting users start small and scale up for prototyping and production.

Deep TechHardwareSemiconductors

Mitchell Hsing(Founder)inParker Gould(Founder)in

Co-investorsAlumni VenturesDraper AssociatesFoothill VenturesWomen's Equity Lab

ISEEisee.aiin𝕏Sep 2017

ISEE AI builds fully autonomous yard trucks for industrial supply chain and logistics operations, combining an AI platform with software and hardware engineering to automate yard operations.

AI & Machine LearningLogistics & Supply ChainRoboticsCambridge, US

Yibiao Zhao(Executive Officer, Director)inLe Yu(Director)

BoardReed Sturtevant(Director)in

Co-investorsBoston Seed CapitalEniac VenturesHyperplane Venture CapitalMaersk GrowthSamsung NextThe Engine Ventures+1 more

Kebotixkebotix.comin𝕏

Kebotix uses artificial intelligence, machine learning, and laboratory automation to discover and develop new materials and molecules.

AI & Machine LearningDeep TechNew MaterialsCambridge, US

Dennis Sheberla(Executive Officer)inSemion Saykin(Executive Officer)Alan Aspuru-Guzik(Executive Officer)inAshish Kulkarni(Chairman and CEO)in

BoardTong Hui(Director)Andrew Krowne(Director)in

Co-investorsArcTern VenturesBantam GroupConstructor Capital USEmbark VenturesFlybridge Capital PartnersOne Way Ventures+6 more

Lightsynqlightsynq.comNov 2024 · $18M

Lightsynq develops optical quantum interconnects using integrated diamond photonic circuits to enable scaling of fault-tolerant quantum computers.

Deep TechQuantum Computing

Co-investorsCerberus VenturesGrit VenturesIn-Q-TelTop Corner CapitalIAG Capital Partners

Liquid AIliquid.aiin𝕏Seed · May 2023 · $6M

Liquid AI builds device-native foundation models (LFMs) designed to run efficiently on processors outside data centers, such as phones, laptops, and cars, under latency, privacy, and hardware constraints.

AI & Machine LearningDeep TechEnterprise SoftwareBrookline, US

Daniela Rus(Founder)inMathias Lechner(Founder)inRamin Hasani(Founder)inAlexander Amini(Founder)inLouis Hunt(Executive Officer)Stephen Pagliuca(Director)

Co-investorsBold Capital PartnersDuke Capital PartnersGlasswing VenturesIsaiISAI GestionLink Ventures+6 more

Liquidailiquidai.net

Liquid AI is an AI research and development company that creates applications using large language models to enhance creative workflows.

AI & Machine LearningCreator Economy

Mathias Lechner(Founder)inRamin Hasani(Founder)in

BoardMike Robinson(Chairman)

Lucy TherapeuticsinDec 2021

BiotechCambridge, US

Amy Ripka(Executive Officer, Director)inAnn DeWitt(Director)John Ripple(Director)

Co-investorsBreakthrough Energy Ventures

Membrionmembrion.comin

Membrion develops Electro-Ceramic Desalination (ECD) technology that treats complex industrial wastewater by continuously separating dissolved salts and metals, enabling water recovery and reuse without replacing existing infrastructure.

CleantechDeep TechNew MaterialsSeattle, US

Greg Newbloom(Founder & Chief Executive Officer)inThomas Mitchell(Executive Officer)inWayne Byrne(Executive Officer, Director)inJohn Plaza(Executive Officer, Director)inPhillip Pickett(Executive Officer, Director)

BoardNic Pannekeet(Director)in

Co-investorsE8 AngelsFREEFLOWLam CapitalPangaea Ventures Us Inc.PureTerra VenturesSand Hill Angels+2 more

MetOxmetoxtech.comin𝕏

MetOx develops high-temperature superconductor (HTS) wire technology that enables efficient power transmission with minimal resistance or loss.

Deep TechEnergyNew MaterialsHouston, US

Dr. Ignatiev(Co-Founder & Chief Scientific Officer)

Co-investorsDns CapitalHouston Angel NetworkIn-Q-TelKoch Disruptive TechnologiesNew System VenturesCrosscut Ventures

Nelumbonelumbo.ioinAcquired

Nelumbo develops materials-science coatings that use microscopic surface structures to control how water and condensation interact with surfaces, serving industrial and consumer markets.

CleantechDeep TechNew MaterialsHayward, US

Liam Berryman(Cofounder)inLance Brockway(Director)in

BoardLaura Smoliar(Director)in

Co-investorsBerkeley CatalystHarmonix FundPrime Movers LabUPC Capital VenturesUTEC1517

Omnipulsebioomnipulsebio.com

OmniPulse Bio develops next-generation therapies described as pulsatile and programmable.

Biotech

Co-investorsGaingels

Pirouette Pharmapirouettepharma.com𝕏Seed · May 2024

Pirouette develops OnePush, a fully automatic hidden-needle auto-injector platform paired with drug programs across chronic and rescue care indications.

Advanced ManufacturingBiotechHealthtechMedical DevicesBoston, US

Conor Cullinane(Founder)inMatthew Kane(Founder)inElijah Kapas(Founder)inElijah KapasinIsabella Feliciano(HR Recruiter / Generalist)Jamie Martin(Chief of Staff)

Co-investorsY CombinatorGaingels515 VenturesFoundersHelium-3 Ventures

Quadratic 3Dquadratic3d.com

Quadratic 3D develops volumetric 3D printing technology using a no-supports, high-speed fabrication process aimed at mass customization for commercial and industrial applications.

Advanced ManufacturingDeep TechHardware

Sam Sanders(Co-founder)in

Co-investorsPillar VCSierra Ventures

QuEra Computingquera.comin𝕏

QuEra develops neutral-atom quantum computers, building both the quantum hardware and the classical control systems that operate them, along with related software and applications.

Deep TechHardwareQuantum ComputingBoston, US

Nate Gemelke(Co-founder, Chief Technology Strategist)inVladan Vuletić(Founder)inMikhail Lukin(Founder)Markus Greiner(Co-founder, Professor of Physics, Harvard University)Nathan Gemelke, Ph.D.(Co-founder, Chief Technology Strategist)inMikhail Lukin, Ph.D.(Co-founder and Chief Scientist, Professor of Physics, Harvard University)

Co-investorsCarbide VenturesConstructor Capital USNVIDIASoftBank Vision FundValor Equity PartnersDay One Ventures+2 more

Quintessentquintessent.comAug 2026 · $40M

Quintessent develops optical connectivity solutions to address chip-to-chip communication bottlenecks in large-scale computing and AI systems.

AI & Machine LearningCloud ComputingDeep TechHardwareSemiconductorsSanta Barbara, US

Alan Liu(CEO, Co-Founder & Board Member)inBrian Koch(VP of Engineering & Co-Founder)inJohn Bowers(Chairman of the Board & Co-Founder)

Co-investorsEntrada VenturesFoothill VenturesM VenturesOUP (Osage University Partners)Sierra VenturesCycle Capital+2 more

Satellessatelles.comDec 2016

Herndon, US

Gregory Gutt(Executive Officer, Director)inMichael O'Connor(Executive Officer, Director)

BoardRohit Braggs(Director)Rich Perry(Director)Walter C. Melton(Director)Arunas A. Chesonis(Director)in

Co-investorsKhosla Ventures

Seaspire Skincareseaspireskincare.comin𝕏

Seaspire develops safe and sustainable suncare and skincare products using Xanthochrome®, a proprietary class of biomolecules inspired by oceanic compounds.

Advanced ManufacturingBiotechConsumerDirect to ConsumerWellness & FitnessCambridge, US

Leila Deravi(Co-founder and scientific advisor)inCamille Martin, PhD(CEO and co-founder)in

Co-investorsAlumni VenturesHuntington Angels NetworkMassVenturesTechstarsThe Engine Ventures

Solidecsolidec.comin

Solidec builds autonomous electrolyzer-based generators that use air, water, and electricity to produce essential chemicals on site and on demand, removing supply-chain, delivery, and storage burdens.

Advanced ManufacturingCleantechClimate TechNew Materials

Ryan(Co-founder & CEO)inYang(Co-founder & CTO)inHaotian(Co-founder & Chief Scientist)inRyan DuChanois(Co-Founder and Chief Executive Officer)inYang Xia(Co-Founder and Chief Technology Officer)in

Co-investorsCollaborative FundE8 AngelsEcho River CapitalNew Climate VenturesNew York AngelsThird Derivative+4 more

Soufflé Therapeuticssouffletx.comin

Soufflé Therapeutics develops nucleic acid medicines that precisely target and deliver genetic therapeutics to specific cell types to treat disease.

AI & Machine LearningBiotechDeep TechWatertown, US

Victor Kotelianski(Founder)Daniel Anderson(Founder and Director)Robert Langer(Founder)Marino Zerial(Founder)Brad Pentelute(Founder)Amir Nashat, ScD(Founder, Director and CEO)

Co-investorsLeaps by BayerBessemer Venture PartnersTCG CrossoverVida VenturesPolaris Partners

Swift Solarswiftsolar.comin𝕏

Swift Solar develops high-efficiency solar cells using perovskite-silicon tandem technology combined with silicon heterojunction, aiming for panels that produce up to 1.5x the power of conventional silicon.

CleantechEnergyHardwareSan Carlos, US

Tomas Leijtens(Executive Officer, Director)inJoel Jean(Co-Founder & CEO)inKevin Bush(Cofounder)in

BoardJames Fickel(Director)

Co-investorsEni NextFontinalis PartnersGood Growth CapitalHigher Life VenturesToba CapitalBlueScopeX+3 more

Syntis Biosyntis.bioin𝕏

Syntis Bio develops oral therapies that use the biology of the small intestine to treat conditions ranging from rare genetic disorders to common diseases.

BiotechDeep TechDigital HealthHealthtechBoston, US

Rahul Dhanda(Executive Officer, Director)inCarlo Giovanni Traverso(Director)Robert Langer(Director)

BoardTeymour Boutros-Ghali(Director)inMartin Madaus(Director)

Co-investorsBill & Melinda Gates FoundationBold Capital PartnersCerity Partners VenturesColorcon VenturesPortal InnovationsSky9 Capital

The Turing Companytheturingcompany.comin𝕏

Turing combines human expertise with AI to optimize water systems for industries and utilities, helping water infrastructure run more efficiently and reliably.

AI & Machine LearningCleantechEnterprise SoftwareIoTWoburn, US

Prakash Govindan(Founder)inHiep Le(Chief Executive Officer)Sashikumar Yeddnapudi(Chief Operational Officer, TOPGreen)John Hogan(Chief Technology Officer)

Co-investorsNTT DOCOMO Ventures

Ubiquitous Energyubiquitous.energyin𝕏

Ubiquitous Energy develops UE Power, a transparent solar coating that harvests invisible ultraviolet and infrared light while allowing visible light to pass through, enabling electricity generation from windows and everyday surfaces.

CleantechEnergyNew MaterialsRedwood City, US

Vladmir Bulovic(Director)Miles Barr(Executive Officer, Director)in

BoardArunas A Chesonis(Director)inSusan Stone(Director)Bart Howe(Executive Officer, Director, Promoter)in

Co-investorsCapTableSierra Wasatch Capital

Venti Technologiesventitech.aiinSeries A · Mar 2023 · $29M

Venti develops autonomous vehicle technology for logistics operations in ports, airports, warehouses, and factories.

AI & Machine LearningLogistics & Supply ChainRobotics

Co-investorsLG Technology VenturesW11 CapitalAlpha JWC VenturesHyperplane Venture CapitalLDV PartnersUOB Venture Management

Veo Roboticsveobot.com𝕏Series B · Apr 2023 · $14Macquired by Symbotic

Symbotic builds end-to-end robotic warehouse automation systems and AI software for distribution and micro-fulfillment.

AI & Machine LearningLogistics & Supply ChainRoboticsWilmington, US

Co-investorsAlpha Intelligence CapitalGV (Google Ventures)Lux Capital

Verve Motionvervemotion.comin𝕏Series B · Dec 2023 · $20M

Verve Motion develops the SafeLift exosuit, a wearable device designed to reduce workplace injuries and increase productivity for physically demanding jobs.

Future of WorkHardwareLogistics & Supply ChainRoboticsCambridge, US

Ignacio Galiana(Founder)in

Co-investors515 VenturesConstruct CapitalCybernetix VenturesFounder CollectiveOUP (Osage University Partners)Pillar VC

Viken Detectionvikendetection.comin

Viken Detection develops x-ray imaging and chemical analysis products used to detect concealed weapons, narcotics, cash and explosives.

Burlington, US

Peter Rothschild(Founder & Chief Technology Officer)inJonathan Decker(Executive Officer)James Ryan(Executive Officer, Director)Chitra Subramanian(Executive Officer)inHenry Grodzins(Executive Officer, Director)Jeffrey Warming(Executive Officer)

Co-investorsHorizon Technology Finance

Xibus Systemsxibus.systemsin

Xibus Systems develops a pathogen detection system that combines engineered bio-molecules, super fluorescent nano-beads, custom bacterial growth media, and AI analytical software to detect disease-causing bacteria in foods and beverages.

BiotechDeep TechFoodTechBoston, US

Co-investorsNewlin Investment Company LLC

Zanskarzanskar.com

Zanskar develops geothermal energy projects using AI and advanced geoscience to map subsurface resources and deliver utility-scale, carbon-free power.

AI & Machine LearningClimate TechDeep TechEnergy

Carl Hoiland(Founder)inJoel Edwards(Founder)in

Co-investorsAll AboardAzolla VenturesClearvision VenturesFirst Star VenturesGVP ClimateLowercarbon Capital+9 more

Other

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

OrganiCore Nuclear, Inc.TURING AI Corp5x5 TechnologiesBostonmeatsCavilinQCypris MaterialsEagledreamFinwave SemiconductorFluorityxRadical PlasticsSightstreambio

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.