IceNine — Full Portfolio
15 tracked investments · listed companies and verified rows first
Cyber Fund III portfolio company that completed an initial public offering.
Herndon, US
Christopher Bradley DeMay(Executive Officer)Jaye Alison Alfers(Executive Officer)Simon Mark Davidson(Director)John Sheldon Serafini(Executive Officer, Director)inArthur Lewis Money(Director)David Farnsworth(Director)
PartnerJeff Crusey· solo GP
Co-investorsAlumni VenturesCenter15 CapitalGula Tech AdventuresHemisphere Ventures LLCManhattan Venture PartnersNew North Ventures+15 more
Castelion designs and manufactures low-cost, mass-producible hypersonic strike weapons and defensive systems for U.S. national security and defense customers such as the U.S.
Advanced ManufacturingDefense TechHardwareTorrance, US
Bryon Hargis(Founder)inSean Pitt(Founder)inAndrew Kreitz(Founder)inCharles Bryon Hargis(Executive Officer, Director, Promoter)
BoardAlex Poulin(Director)in
PartnerJeff Crusey· solo GP
Co-investors7percent VenturesAndreessen HorowitzAngel Collective Opportunity FundAvenir Growth CapitalBlueYard CapitalCantos Ventures+16 more
D-Orbit provides space logistics infrastructure and transportation services including satellite launch deployment, on-orbit servicing, refueling, and end-of-mission disposal using its proprietary ION Satellite Carrier orbital transfer vehicle.
Deep TechLogistics & Supply ChainSpace TechItaly, IT
Luca Rossettini(Founder)inRenato Panesi(Founder)inGiuseppe Tussiwand(Founder)Luca Rossettini Renato Panesi(Founder)Thomas Panozzo(Founder)
PartnerJeff Crusey· solo GP
Co-investorsAstor PerkinsBanca Investis — Family OfficeCDP Venture CapitalElysia CapitalIn-Q-TelIndaco Venture Partners+13 more
Epsilon3 provides a software platform for creating, reviewing, and executing operational procedures, serving teams that need to develop and iterate processes at scale.
Advanced ManufacturingEnterprise SoftwareSaaSLos Angeles, US
Laura Crabtree(Founder)inMax Mednik(Founder)inAaron Sullivan(Executive Officer)inJon Cox(Principal Software Engineer)Deep Tailor(Principal Software Engineer)Stephen Gregory(Principal Site Reliability Engineer)
PartnerJeff Crusey· solo GP
Co-investorsBroom VenturesBVVCKohala VenturesLux CapitalMaC Venture CapitalPioneer+6 more
Monumental Labs develops an AI-powered robotic fabrication platform for automating stone carving and sculpture production, serving architects and builders.
Advanced ManufacturingAI & Machine LearningConstruction TechHardwareNew York City, US
Micah Springut(Founder)inSebastian Marino(CTO)in
PartnerJeff Crusey· solo GP
Co-investorsSeven Seven SixMythos Ventures Management, LlcPath VenturesShadow VenturesHummingbird VenturesKhosla Ventures+2 more
Mulberry Industries manufactures advanced permanent magnets using proprietary materials science and an onshored supply chain for customers in aerospace, defense, energy, and automotive sectors.
Advanced ManufacturingDefense TechEnergyHardwareNew Materials
PartnerJeff Crusey· solo GP
Co-investorsLMNT VenturesMana Ventures
OpenLight Photonics develops photonic integrated circuits and systems for data center, telecommunications, and sensing applications.
Deep TechHardwareSemiconductorsGoleta, US
Gregory Fish(Director)Alexander Fang(Executive Officer, Director)Adam Carter(Chief Executive Officer)inJames Dixon(Chief Financial Officer)inVolkan Kaman(Vice President, Operations)inJohn Parker(Senior Director, Engineering)in
PartnerJeff Crusey· solo GP
Co-investorsCatapult VenturesMatter Venture PartnersSnatched VenturesBosch Ventures
Per Aspera is a media platform covering America's technological, industrial, and cultural infrastructure across defense, space, energy, computing, and manufacturing sectors.
Deep TechDefense TechMedia & Entertainment
PartnerJeff Crusey· solo GP
Portal Space Systems develops advanced spacecraft, including its flagship Supernova vehicle, designed for high delta-v maneuverability and multi-orbit operations in cislunar space.
Deep TechHardwareSpace TechWashington, US
Jeffery Thornburg(Executive Officer, Director, Promoter)Ian Vorbach(Founder)inPrashaanth Ravindran(Founder)inJeff Thornburg(Founder)
BoardRayfe Gaspar-Asaoka(Director)in
PartnerJeff Crusey· solo GP
Co-investorsAlleyCorpBooz Allen VenturesFUSEGeodesic CapitalTFX CapitalTrajectory Ventures+7 more
SeaSats develops autonomous maritime vessels ("Lightfish" and "Quickfish") for ocean surveillance, intelligence gathering, and domain awareness.
Defense TechIoTRoboticsSan Diego, US
Mike Flanigan(Founder & CEO)in
PartnerJeff Crusey· solo GP
Co-investorsDns CapitalGaingelsHemisphere Ventures LLCKonvoy VenturesMonozukuri VenturesRed Beard Ventures+5 more
Tiberius develops defense weapon systems and munitions that improve through operational feedback and AI-driven analysis of live field data.
AI & Machine LearningDeep TechDefense TechLondon, GB
Andy Baynes(Founder)
PartnerJeff Crusey· solo GP
Co-investorsBeaten Zone Venture PartnersMoonshots CapitalPrevail Venture CapitalStage 1 Ventures
True Anomaly designs and builds hardware and software systems for space security and defense.
Defense TechHardwareSpace TechCentennial, US
Even Rogers(Founder)inKyle Zakrzewski(Founder)inThomas Nichols(Founder)Daniel Brunski(Founder)inTom Nichols(Founder)
BoardJesse Michaels(Director)
PartnerJeff Crusey· solo GP
Co-investors645 VenturesAccelACME CapitalBlack FlagChampion Hill VenturesCortado Ventures+18 more
Develops optical interconnect technology using light-based communication for computing systems.
Deep TechHardwareSemiconductors
Tapa Ghosh(Founder)inRoy Meade(Co-Founder, CTO)in
PartnerJeff Crusey· solo GP
Co-investorsUnpopular VenturesVibe CapitalAbstract VenturesLachy GroomSam AltmanSusa Ventures+3 more
Xona Space Systems operates Pulsar, a positioning, navigation, and timing (PNT) service delivered from a constellation of small satellites in Low Earth Orbit that broadcasts a new signal to augment or replace GPS.
Deep TechHardwareSpace TechBurlingame, US
Brian Manning(Founder)inTyler Reid(Founder)inAdrien Perkins(Director)Paul Tarantino(Founder)
BoardSky Dayton(Director)inLewis Jones(Director)in
PartnerJeff Crusey· solo GP
Co-investorsAloniqArmada Investment AGBeyond Earth VenturesCapital InnovatorsCraft VenturesCross Culture Ventures+20 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
OpenLight
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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