Nebular — Full Portfolio
14 tracked investments · listed companies and verified rows first
Efference builds robotic-grade perception and compute hardware and devices for distributed data collection and real-time inference, serving robotics companies and applications at scale.
Advanced ManufacturingAI & Machine LearningHardwareRoboticsSan Francisco, US
Gianluca Bencomo(CEO)in
Co-investors500 GlobalAntiY Combinator
Tachyon develops particle accelerator technology and infrastructure at the frontier of applied physics.
Deep TechHardwareSpace TechRedwood City, US
Ian BlumenfeldinNiv LevyinBjorn Manuel Hegelichin
BoardFinn Murphyin
Co-investorsCocoaForewordGenius VenturesUncommonScribble VenturesAndreessen Horowitz
Amperos automates and manages insurance claim recovery for healthcare providers, reducing denials and processing backlogs through a combination of automation and expert oversight.
AI & Machine LearningEnterprise SoftwareHealthtechNew York, US
Michal Miernowski(Founder)inWilson Wang(Founder)inAlvin Wu(Founder)in
Co-investorsBessemer Venture PartnersNeoNeoUncork Capital
Crewline sells a retrofit autonomy kit that converts existing construction machines—starting with vibratory drum rollers, with dozers, rock trucks and excavators in development—into self-driving equipment backed by remote operators and 24/7 monitoring.
AI & Machine LearningConstruction TechRoboticsLondon, GB
Frederik Filz-Reiterdank(CEO)inMohamed Sadek(CTO)in
Co-investorsBegin CapitalEntrepreneur FirstInitialized CapitalTranspose Platform ManagementCocoaFord Street Ventures
Exosat designs and builds low-Earth-orbit satellite constellations for sovereign operators, offering direct-to-cell, IoT, and broadband connectivity.
Advanced ManufacturingAI & Machine LearningHardwareIoTSpace TechSingapore, SG
Edward Ge(CEO)in
Co-investorsRedbud Trail GroupTranspose Platform ManagementY CombinatorZero Index007 Venture Partners57O Investments+33 more
Frontier Computing grows lab-cultured biological neural networks at large scale to serve as a training substrate for machine learning, colocating memory and compute to support training of large-parameter models.
Advanced ManufacturingAI & Machine LearningHardwareLondon, GB
Michael Domarkas(CEO)in
Co-investorsLocalGlobePioneerWSSY CombinatorAcephale VenturesAmino Collective+18 more
Icarus designs and manufactures solar-powered autonomous aircraft that fly for months at the edge of space.
Advanced ManufacturingDeep TechDefense TechHardwareSpace TechLos Angeles, US
Henry Kwan(Founder)inCameron HargisinZach 'Jerry' WilliamsinHenry K.(CEO)
Co-investorsACADEMY INVESTORAIN VenturesEntrepreneurs Roundtable Accelerator (ERA)HAWKTAILPioneerPredictive VC+24 more
Oratomic builds fault-tolerant quantum computers using ultra-efficient error correction with light and atoms.
AI & Machine LearningDeep TechQuantum Computing
Dolev Bluvstein(Founder)inMadelyn CaininManuel Endres(Founder)
BoardJohn Preskill
Co-investorsBain Capital VenturesGeneral CatalystIndex VenturesKhosla VenturesSpark CapitalARCH Venture Partners+3 more
Project Eleven builds post-quantum cryptography and migration tooling for Bitcoin, Ethereum and other digital asset networks.
Co-investorsCastle Island VenturesCoinbase VenturesFin CapitalLattice CapitalQuantonationVariant Fund+1 more
Salesform automates the qualification and routing of inbound leads while integrating with a company's existing sales tools, using lead enrichment data to improve response and demo-booking processes.
Enterprise SoftwareSales TechNew York City, US
Uday Singh(Founder)Kwasi Oppong-BaduMichael MacKayTom Rutten(Engineer)
Co-investorsGeek VenturesY CombinatorAnamcaraCraft VenturesForewordNomad Capital VC+4 more
Seamflow builds AI software for the testing, inspection, and certification (TIC) industry, automating certification processes for certification companies.
AI & Machine LearningEnterprise SoftwareLegalTechSaaSLondon, GB
Konstantin Klingler(CEO)inYusufhan Kırçova(CTO)inYusufhan Kircova(Founder)in
Co-investorsEntrepreneur FirstInitialized CapitalNorthzoneTranspose Platform ManagementCharlie SonghurstTreeo VC
Starcloud is a deep-tech company building large-scale data center infrastructure designed to operate in space.
Advanced ManufacturingAI & Machine LearningClimate TechCloud ComputingData & InfrastructureDeep TechSemiconductorsSpace TechRedmond, US
Philip Johnston(CEO)inEzra Feilden(CTO)inAdi Oltean(Founder)inPaul Adrian Oltean(Executive Officer, Director)Philip Johnston Ezra Feilden(Founder)
BoardMorgan Beller(Director)in
Co-investorsAb Capital Holding BVAmbush CapitalCisco InvestmentsDnx VenturesDragon CapitalFUSE+60 more
Tekton Dynamics develops AI and robotics software to automate manufacturing tasks that are hazardous, repetitive, or undesirable for human workers.
Advanced ManufacturingAI & Machine LearningRoboticsLondon, GB
Max Ahrens(CEO)inEduardo Candela(CTO)
Co-investorsPioneerSciFi VCUrban InnovationY Combinator2100 VenturesAccel+8 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
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.


































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