We are Firestreak.
Hello there! 👋
We invest in pre-seed and seed 🌱 stage companies in AI/ML infra & apps, open-source, cybersecurity, blockchain infra, apps and cryptographic protocols, and vertical AI/SaaS.
Our central life’s work is to amplify 📣 a founder's ambition and to bring to the surface the most creative 🧠 generative capacities they have. This demands duration and persistence.
Some of the companies we are fortunate to be working with 🤗
🤖 machine learning & AI: Hypermode, iKHOR Labs, Superlinked, BentoML, Haize Labs, ProRataAI, Sapien, Supermemory, Tana.
⚒️ developer tools & computing infra: Lovable, Qodo, MotherDuck, Etched, Groq, Daytona, Lago, Modal, HoneyHive, Wordware, Unikraft, Flox, Odigos, Langbase, Speakeasy.
🛢️ data & analytics: Skyflow, Aaru, dltHub, Overmind, Lucent, Arcus (now Addepar).
🔐 cybersecurity: Filigran, Oleria, Permit.io, Crogl, Oblivious, Dune Security, Crash Override, Ent Security, Innerworks.
🔗 blockchain/crypto: Polymarket, Toku, Vest Markets, BLOCKv, PAX Markets, Quip Network.
⌨️ vertical AI/SaaS: Athena, Owner, Rezi, Playco, Codesphere, Spline, SpreadAI, Perfect.
An early or growth investor in startups that got big 📈
Stripe, Databricks, Trade Desk, Robinhood, OpenAI, Anthropic, Crusoe, Mercor, Perplexity, Hugging Face, Cohere, Palantir, Twitter, McAfee, E-TEK, Finisar.
Why work with us? 🧭
⚪ We keep it simple. Send us a Notion memo or Docsend link with a sentence or two about what you’re building and why you’re the right person.
💨 We move fast. We schedule a 30-minute Zoom meeting and won’t burden you with unnecessary due diligence or time delays.
🟢 We’re accessible. We’re available when you need us. We keep in sync with your preferred cadence.
👐 We’re hands-on. We’re active and involved investors. We provide you with blunt feedback and get in the trenches with you.
💭 We add value by fostering a supportive community where founders actively help each other solve problems and accelerate growth through peer-to-peer knowledge sharing.
🙏 We are patient capital with 100% of our capital from our family office and no pre-defined timeframe for realizing liquidity.
Where can we help? 🧰
🎛️ Product - High-fidelity product design input and high-level product strategy.
🚀 Go-to-Market - Early GTM launch strategy (open-source, PLG, design partners, enterprise).
🥰 Talent - Early talent hiring and vetting in product, engineering, DevRel, and DX roles.
💵 Fundraising - Referrals and strategy for your current and next round.
📣 Saying great things about you to press, prospective talent, and other investors.
Meet us. 👨
Walter Kortschak, Founder
Amir Rustamzadeh, Partner
