/Investor DB

Summer Capital — Full Portfolio

11 tracked investments · listed companies and verified rows first

Helius Medical TechnologiesNASDAQ: HSDTSep 2025 · $500M

A digital asset treasury company that acquires and holds Solana tokens to maximize SOL per share through treasury management and staking activities, while maintaining a secondary focus on neurotechnology for neurological wellness.

BiotechHealthtechNewtown, US

Antonella Favit-Von Pelt(Executive Officer)Jeffrey S. Mathiesen(Executive Officer, Director)Jonathan Sackier(Executive Officer)Amanda Tseng(Executive Officer)Philippe Deschamps(Executive Officer, Director)Joyce LaViscount(Director)

Co-investorsAnimoca BrandsArrington CapitalAspen DigitalAvenirBig Brain HoldingsColumbus Capital+3 more

Rigetti Quantum Computingrigetti.comin𝕏NASDAQ: RGTI

Rigetti develops quantum computing hardware and systems, leveraging superconducting quantum processing units cooled by dilution refrigerators to enable advanced quantum computation capabilities.

Advanced ManufacturingHardwareQuantum ComputingRoboticsSan Francisco, US

Chad Rigetti(CEO)inDr. Subodh Kulkarni(President and CEO)Dave Yen(Product Lead)inSteven HeidelWill ZengCelena Tanguay

Co-investorsAlchemist AcceleratorAlpha Intelligence CapitalAME Cloud VenturesAndreessen HorowitzBessemer Venture PartnersDCVC (Data Collective)+34 more

Aalo Atomicsaalo.comin𝕏

Aalo develops advanced nuclear reactor technology aimed at producing electricity at under 3 cents per kilowatt-hour.

Climate TechDeep TechEnergyHardwareAustin, US

Matt(Co-founder)inYasir(Co-founder)inYasir Arafat(CTO, President, & Cofounder)inMatt Loszak(CEO & Cofounder)in

Co-investorsAkkaAlumni VenturesAtaraxia CapitalBanca Investis — Family OfficeBasecamp FundBlack Flag+36 more

Codingalcodingal.comin𝕏Sep 2021 · $1.2M

Codingal offers online after-school programs combining human teachers and AI-powered learning to teach coding, AI, math, and public speaking to K-12 students globally.

AI & Machine LearningEdTechBengaluru, IN

Vivek Prakash(Founder)inSatyam Baranwal(Founder)inNeha More(HR Team Lead)Nikhil Kumar(Product Manager)Subrina Lepcha(Senior Talent Acquisition Manager)Joel Jacob(Talent Acquisition Associate)

Co-investorsRebright PartnersY CombinatoraVentureGSF AcceleratorNurture Venture PartnersDay One Syndicate+2 more

Envelopriskenveloprisk.comin

Envelop Risk Solutions provides custom analytics, cyber threat intelligence, underwriting strategy support, and platform development for insurers seeking to improve cyber underwriting performance and reduce operational costs.

AI & Machine LearningCybersecurityFintechInsurTech

John Kelly, PhD(Founder)inJonathan Spry(Co-founder & Chief Executive Officer)inPaul Guthrie(Co-founder & Senior Advisor)in

Co-investorsAlpha Intelligence CapitalCSVE Venture PartnersIntegra PartnersSoftBank Vision FundWorldQuant VenturesAFG Partners

Heliushelius.devin𝕏Sep 2025 · $500M

Helius is Solana's leading infrastructure provider offering high-performance RPC nodes, transaction sending services, and data streaming tools for developers, traders, and applications.

Crypto & Web3Data & InfrastructureDeveloper ToolsToronto, CA

Rifat Mert Mumtaz(Executive Officer, Director)Nicolas Pennie(Founder)inLiam Vovk(Founder)inMert M(Founder)Bill Elmore(Founder)Jeff Morris Jr.(Founder)

Co-investorsFoundation CapitalHaun VenturesFounders Fund6th Man VenturesBig Brain HoldingsChapter One+15 more

Horizon Quantumhorizonquantum.comin𝕏

Horizon Quantum builds software infrastructure and programming tools to enable developers to apply quantum computing to complex computational problems.

Deep TechDeveloper ToolsQuantum ComputingSingapore, SG

Dr. Joe Fitzsimons(Founder & CEO)

Co-investorsAbies VenturesDCVC (Data Collective)ExpeditionsPeak XV PartnersSurge

Panterapanteracapital.comSep 2025 · $1.3B

Pantera Capital is a US-based institutional asset manager focused exclusively on blockchain and digital asset investing, offering venture, token, and liquid/hedge fund strategies.

Crypto & Web3FintechSan Francisco, US

Dan Morehead(Founder)inPaul Veradittakit(Managing Partner)inCosmo Jiang(General Partner)inFranklin Bi(General Partner)inScott(President)Marc(Chief Financial Officer)

Co-investorsBeacon VCCraft VenturesFirestartrMaven VenturesMirana VenturesSerafund+5 more

Panteragetpantera.comSep 2025 · $1.3B

Pantera is an AI software company that builds autonomous digital workers to automate business processes.

AI & Machine LearningEnterprise SoftwareSaaS

Co-investorsBVCAnimoca BrandsBain Capital CryptoCoinbase VenturesFalconX VenturesFounders Fund+5 more

Plytixplytix.cominJul 2022

Plytix is an all-in-one commerce platform that combines Product Information Management (PIM), Digital Asset Management (DAM), feed management, and AI content tools to help teams structure, update, and distribute product content across multiple channels.

E-commerceMarketing TechSaaSDover, US

Morten Poulsen(Founder)inMohammed Irfan Goandal(Director)Thomas Babcock(Director)Alejandro Lopez(Director)Brandon Wolfe(Director)

Co-investorsTrestle PartnersPSVSeed Capital Limited

Saronicsaronic.comin𝕏

Saronic builds autonomous surface vessels — including the 180-foot, long-range Marauder — along with Echelon, a command-and-control software layer for planning, simulating and operating single vessels or fleets.

AI & Machine LearningDefense TechHardwareRoboticsAustin, US

Dino Mavrookas(Founder)inRob Lehman(Founder)inVibhav Altekar(Founder)inDoug Lambert(Founder)inPatrick DePriest(Chief Financial Officer)inSoo Cho(Chief People Officer)in

Co-investors1Flourish Capital8VCAdvent InternationalAlpha PartnersAndreessen HorowitzAnti+38 more

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.