Fundraising Fox

Summer Capital

Venture capital

Charleston · Pre-Seed–Series A · 1 people tracked

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Investment thesis

Summer Capital invests in early stage companies operating in the data and quantum computing sectors.

Source: firm website, verified Aug 7, 2026.

Stage
Pre-Seed–Series A
HQ
Charleston, US
Founded
2013
Last 12 months
2 investments
Tracked investments
8

Team · 1 people

from the firm's website

What they invest in

from 8 of 8 portfolio companies

Hardware ×3AI & Machine Learning ×2Crypto & Web3 ×2Deep Tech ×2Developer Tools ×2Quantum Computing ×2Robotics ×2Advanced Manufacturing ×1

HQs:United States×3

Investments · 8 tracked

founders shown can be your intro path
Rigetti 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(Founder/CEO)in

Co-investorsAlchemist AcceleratorAlpha Intelligence CapitalAndreessen HorowitzBessemer Venture PartnersDCVC (Data Collective)Felicis Ventures+10 more

Aalo Atomicsaalo.comin𝕏

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)in

Co-investorsAlumni VenturesBasecamp FundBlack FlagBrave CapitalCrosscut VenturesDash VC+23 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)

Co-investorsAlpha Intelligence CapitalIntegra 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 Tools

Nicolas Pennie(Founder)inLiam Vovk(Founder)in

BoardAnatoly Yakovenko

Co-investorsHaun VenturesFoundation CapitalFounders Fund6th Man VenturesBig Brain HoldingsChapter One+12 more

Horizon Quantum Acquiredhorizonquantum.comin𝕏

Horizon Quantum builds software infrastructure for quantum computing, including Triple Alpha, an integrated development environment with proprietary programming languages and a compiler that lets developers write portable quantum programs at multiple levels of abstraction.

Deep TechDeveloper ToolsQuantum Computing

Co-investorsExpeditionsAbies VenturesDCVC (Data Collective)

Panterapanteracapital.comSep 2025 · $1.3B

Pantera Capital is an investment firm focused on the blockchain and cryptocurrency ecosystem, offering venture equity, early-stage token, and liquid token strategies.

Crypto & Web3

Co-investorsBeacon VCFirestartrMaven VenturesMirana VenturesSerafundAnimoca Brands+2 more

Plytixplytix.com

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 TechSaaS

Co-investorsTrestle Partners

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(Co-Founder and CEO)inRob Lehman(Co-Founder and Chief Commercial Officer)inVibhav Altekar(Co-Founder and CTO)inDoug Lambert(Co-Founder and COO)inPatrick DePriest(Chief Financial Officer)inSoo Cho(Chief People Officer)in

Co-investors1Flourish Capital8VCAdvent InternationalAndreessen HorowitzAntiBessemer Venture Partners+19 more

Exits · 1

IPOs and acquisitions across the tracked portfolio

Rigetti ComputingNASDAQ: RGTI

Portfolio news

latest coverage across their companies

Frequently asked questions

How many investments has Summer Capital made?
Summer Capital has 6 tracked investments, 1 of which have exited via acquisition or IPO.
What stage does Summer Capital invest at?
Summer Capital invests at the Pre-Seed, Seed, Series A stages.
What sectors does Summer Capital focus on?
Summer Capital focuses on AI & Machine Learning, Crypto & Web3, Data & Infrastructure, GovTech, Quantum Computing.
Where is Summer Capital located?
Summer Capital is headquartered in Charleston, US.
Who does Summer Capital co-invest with?
Summer Capital most often shares deals with Alpha Intelligence Capital, Andreessen Horowitz, Bessemer Venture Partners, among 57 tracked co-investors.

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