Fundraising Fox

Firestreak Ventures

Family office

Pre-Seed–Seed · 2 people tracked

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Investment thesis

Firestreak backs pre-seed and seed stage founders building in AI/ML infrastructure and applications, open-source, cybersecurity, blockchain/crypto infrastructure and applications, and vertical AI/SaaS. The firm positions itself as patient capital, deploying 100% of its capital from a family office with no predefined timeframe for liquidity. It aims to amplify founder ambition over the long term. The firm emphasizes a simple, fast process—reviewing short memos and holding brief calls without heavy due diligence—and describes itself as an accessible, hands-on, active investor. It adds value through a peer founder community and help with product strategy, go-to-market, talent hiring, and fundraising.

Source: firm website, verified Aug 3, 2026.

Stage
Pre-Seed–Seed
Instruments
Equity
Tracked investments
71

Team · 2 people

from the firm's website
Amir Rustamzadeh· Venture Partner

What they invest in

from 39 of 71 portfolio companies

AI & Machine Learning ×24Enterprise Software ×17Data & Infrastructure ×12Developer Tools ×12Cloud Computing ×10Fintech ×7Cybersecurity ×6Deep Tech ×5

HQs:United States×23Germany×2Ireland×1

Investments · 71 tracked

founders shown can be your intro path
Aaruaaru.comin𝕏

Aaru develops simulation tools and products that organizations use to accelerate product innovation, inform policy, and optimize marketing strategies.

AI & Machine LearningData & InfrastructureEnterprise SoftwareNew York, US

Cameron Fink(Executive Officer, Director)Edward Koh(Executive Officer, Director)

BoardLogan Bartlett(Director)

Addeparaddepar.comin𝕏

Addepar is a portfolio management platform that enables investment teams and CIOs to aggregate, analyze, and report on diverse asset classes—including liquid equities and private markets—within a single consolidated system.

AI & Machine LearningData & InfrastructureEnterprise SoftwareFintechMountain View, US

Joe Lonsdale(Founder)inEric Poirier(CEO)inLaurence Tosi(Director)Stephen Snyder(Executive Officer)Mitchell Bompey(Executive Officer)Joseph Lonsdale(Director)

Anthropicanthropic.comin𝕏

Anthropic is an AI safety research company that builds reliable, interpretable, and steerable AI systems.

AI & Machine LearningDeep TechSan Francisco, US

Dario AmodeiDaniela Amodei

Arcusprivatebankerinternational.com
Athenaathena.com

Athena provides executive assistant services for executives and leaders across multiple sectors, selecting candidates based on success-predicting qualities rather than specific industry backgrounds.

Enterprise Software

Bentomlbentoml.comin𝕏
Blockworksblockworks.co
BotCitybotcity.devin𝕏

BotCity provides a centralized platform for managing Python scripts created by AI or human developers, offering orchestration, monitoring, security controls, and governance capabilities.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Lorhan Caproni(Founder)inGabriel Archanjo(Founder)in

Codespherecodesphere.comin𝕏
Crash Overridecrashoverride.com

Crash Override monitors code written by humans and AI agents, inspects each build layer, applies cryptographic tagging to artifacts, and tracks their provenance in production environments.

CybersecurityDeveloper ToolsEnterprise SoftwareNew York, US

Mark Curphey(Director)John Viega(Executive Officer, Director)

BoardJay Allan Leek II(Director)Erik Allan Nordlander(Director)Gerhard Eschelbeck(Director)

Croglcrogl.comin

Crogl is an AI platform for enterprise security operations centers that automates security investigation workflows to accelerate junior analyst development and retain institutional knowledge.

AI & Machine LearningCybersecurityEnterprise Software

Crusoe Energycrusoe.aiin𝕏

Crusoe builds energy-first AI infrastructure, using innovative and renewable energy sources to power hyperscale AI factories and a cloud platform for AI workloads.

AI & Machine LearningCloud ComputingEnergy

Cully Cavness(Co-Founder)

Databricksdatabricks.comin𝕏

Databricks provides a unified platform for data engineering, analytics, and artificial intelligence, enabling organizations to build and deploy data and AI applications on cloud infrastructure.

AI & Machine LearningCloud ComputingData & InfrastructureEnterprise SoftwareSan Francisco, US

Ali Ghodsi(Executive Officer, Director, Promoter)Ion Stoica(Executive Officer, Director, Promoter)Matei Zaharia(Executive Officer, Director, Promoter)David Conte(Executive Officer)Tram Phi(Executive Officer)

BoardPeter Sonsini(Director)

Daytonadaytona.io
Densitydensityai.com

Density AI designs custom AI accelerators optimized for frontier-scale large language model inference, combining near-memory compute architecture with high-bandwidth memory density.

AI & Machine LearningDeep Tech

Dlthubdlthub.com

dltHub builds an open-source Python library and AI-native platform for data ingestion and engineering, providing transparent primitives for schema inference, normalization, and incremental loading designed for the LLM era.

AI & Machine LearningData & InfrastructureDeveloper ToolsBerlin, DE

Dune Securitydune.security

Dune Security provides a user adaptive risk management platform that simulates multi-channel social engineering attacks and scores individual employee risk in real-time.

CybersecurityEnterprise SoftwareSaaS

E-TEK

Early or growth investment in a startup that got big

Edit withlovable.devin𝕏

Lovable is an AI-powered platform that enables users to build web applications and websites through conversational chat interactions with artificial intelligence.

AI & Machine LearningCloud ComputingDeveloper Tools

Ent Securityent.security
Exit Hybrid Cloud Storagenvidia.comin𝕏

NVIDIA designs and manufactures GPU processors and accelerated computing platforms that power artificial intelligence, deep learning, and high-performance computing applications.

AI & Machine LearningHardwareSemiconductorsSanta Clara, US

Filigranfiligran.io

Filigran develops an open-source eXtended Threat Management (XTM) platform that unifies threat intelligence, security validation, and remediation for security teams.

CybersecurityEnterprise SoftwareSaaS

Finisar

Early or growth investment in a startup that got big

Floxflox.dev
Gigagigaml.com
Go to websitesuperlinked.comin𝕏

Superlinked builds SIE, an open-source inference engine that runs specialized AI models on shared GPUs, enabling organizations to reduce API costs and improve control over their AI infrastructure for search and document processing workloads.

AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsSan Francisco, US

DanielBen

Haize Labshaizelabs.com
Harmonicharmonic.fun

Harmonic builds an advanced reasoning engine, a mathematical and computational tool for solving complex problems across scientific and technical domains.

AI & Machine LearningDeep Tech

Tudor Achim(Co-Founder and CEO)Vlad Tenev(Co-Founder and Executive Chairman)

Honeyhivehoneyhive.aiin𝕏
Hugging Facehuggingface.coin𝕏

Hugging Face is a collaboration platform that hosts and provides access to machine learning models, datasets, and applications.

AI & Machine LearningCloud ComputingDeveloper ToolsBrooklyn, US

Julien Chaumond(Executive Officer, Director)Clement Delange(Executive Officer, Director)

Hyperlendhyperlend.finance
Imageetched.com

Etched designs and manufactures AI inference chips and rack-scale systems optimized for frontier models, using co-designed hardware, software, and manufacturing processes to deliver best-in-class throughput, latency, and power efficiency.

AI & Machine LearningDeep TechSemiconductorsSan Jose, US

Gavin Uberti(Co-Founder & CEO)Robert Wachen(Co-Founder & President)Chris Zhu(Co-Founder)

Innerworksinnerworks.mein𝕏
Lagogetlago.comin𝕏

Lago is an open-source billing platform that enables companies to build and manage their billing infrastructure with transparency and control.

Developer ToolsEnterprise SoftwareFintechSaaSSan Francisco, US

Anh-Tho Chuong(Founder)inRaffi Sarkissian(Founder)inAnh-Tho CHUONG(Founder)inRaffi SARKISSIAN(Founder)in

Langbaselangbase.comin𝕏
lobby-pastinv-groq@2xgroq.comin𝕏

Groq designs and manufactures the LPU (Language Processing Unit), a chip purpose-built for AI inference, and operates GroqCloud, a platform for running inference workloads with low latency and cost efficiency across global data centers.

AI & Machine LearningCloud ComputingSemiconductors

McAfee

Early or growth investment in a startup that got big

Mercormercor.comin𝕏

Mercor is a platform that connects skilled workers with AI-related tasks and projects, organizing human intelligence to support the development and training of AI systems.

AI & Machine LearningB2B MarketplacesFuture of Work

Modalmodal.comin𝕏

Modal provides a serverless cloud platform designed for data, AI, and machine learning applications, enabling developers to scale from zero to thousands of CPUs or GPUs with simple code.

AI & Machine LearningCloud ComputingDeveloper ToolsNew York, US

Erik BernhardssonAkshat Bubna

Modularmodular.com

Modular builds infrastructure for AI model inference and deployment, enabling developers to run AI models across different hardware and cloud environments.

AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsSan Francisco, US

Chris Lattner(Co-Founder & CEO)inTim Davis(Co-Founder & President)in

Motherduckmotherduck.comin𝕏

MotherDuck provides a serverless cloud analytics database built on DuckDB, enabling users to query and understand their data more easily.

Cloud ComputingData & InfrastructureSeattle, US

Jordan Tigani(Co-founder and Chief Duck-Herder)Hannes Mühleisen(Co-founder)Mark Raasveldt(Co-founder)Tino Tereshko

Obliviousoblivious.comin𝕏

Oblivious builds privacy-enhancing software that enables organizations to perform secure data collaboration and deploy services while maintaining data sensitivity.

CybersecurityData & InfrastructureEnterprise SoftwareDublin, IE

Jack Fitzsimons(Co-founder)Robert Pisarczyk(Co-founder)

Odigos Technologies Inc.odigos.ioin𝕏

Odigos Technologies uses eBPF-based technology to automatically generate distributed traces for applications without requiring code modifications or manual instrumentation.

Data & InfrastructureEnterprise SoftwareBoston, US

Ari Recht(Founder)inEden Federman(Founder)in

Oleriaoleria.comin𝕏

Oleria provides an access graph platform that unifies identity, access, activity logs, and data classification to help security teams investigate incidents and identify who accessed breached data, how they gained access, and what actions they performed.

CybersecurityData & InfrastructureEnterprise SoftwareBellevue, US

James Alkove(Executive Officer, Director, Promoter)John Watters(Director)

BoardTaher Elgamal(Director)in

OpenAIopenai.comin𝕏

OpenAI is an AI research and deployment company focused on developing artificial general intelligence (AGI) with emphasis on safety and beneficial outcomes for humanity.

AI & Machine LearningCloud ComputingEnterprise SoftwareSan Francisco, US

Sam AltmanElon MuskGreg BrockmanIlya SutskeverWojciech Zaremba

Ownerowner.com
Palantir Publicpalantir.com
PAX Marketspax.marketsin𝕏

PAX builds a patented API for digital asset exchanges that optimizes market efficiency and trade execution speed through custom hardware and low-latency infrastructure.

Crypto & Web3Deep TechFintechSan Francisco, US

Pete Stevenson(Founder / CEO)inBenjamin Kilimnik(Founder)inBenin

BoardJasleen(CEO of Bains Labs)inCody(Director of Trading Operations at Alpaca Markets)in

Perfectgoperfect.comin𝕏

Vancouver, US

Michael Wallace(Executive Officer, Director)Stephen Lile(Executive Officer, Director)Miriam Kim(Executive Officer, Director)

Permitpermit.io
Perplexity Startupperplexity.ai
Playco enterprise-saasplay.co

Playco develops web-based games that can be played instantly without app downloads, enabling multiplayer gaming across multiple platforms and devices.

Gaming

Polymarket Consumer Growthpolymarket.com

Polymarket is a prediction market platform where users trade contracts based on the outcomes of future events across politics, sports, economics, and other categories.

Crypto & Web3FintechMarketplaces

Quip Networkquip.network
Rezirezi.ai
Robinhoodrobinhood.comin𝕏

Robinhood is a financial trading platform that enables users to manage portfolios across stocks, ETFs, cryptocurrencies, options, futures, and prediction markets.

Fintech

Sapiengetsapien.com
Skyflowskyflow.com
Speakeasyspeakeasyapi.dev

Frequently asked questions

What stage does Firestreak Ventures invest at?
Firestreak Ventures invests at the Pre-Seed, Seed stages.
What sectors does Firestreak Ventures focus on?
Firestreak Ventures focuses on AI & Machine Learning, Crypto & Web3, Cybersecurity, Data & Infrastructure, Developer Tools, SaaS.

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