Notation Capital Backs Photon Health $16M Series A
Notation Capital backed Photon Health’s $16M Series A, a follow-on to its earlier lead, staying true to its NYC pre-seed roots.
The Blog
A statically generated blog example with news, tutorials, resources and other interesting content related to AstroWind
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409A Valuation: The Tax Number Behind Every Startup Stock Option
A 409A valuation is the IRS-required fair market value of your startup's common stock. Here's how it's computed, when to refresh, and why it matters for every option grant.
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Accelerator vs Incubator vs Venture Studio: Clear Differences and 2026 Top Programs
Accelerators, incubators, and venture studios each offer different capital, mentorship, and equity trade-offs. Here's how to choose among YC, Techstars, 500 Global, and the alternatives.
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Anti-Dilution Protection: Weighted Average vs Full Ratchet, Explained
Anti-dilution protection adjusts an investor's conversion price if the company raises at a lower valuation. Here's the math behind broad-based, narrow-based, and full ratchet.
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The Top-Tier VC Firms of 2026: Who They Are, What They Back
Sequoia, Benchmark, Andreessen Horowitz, Accel, Greylock, Founders Fund, Kleiner Perkins, and Index — the 2026 top-tier VC landscape and what each firm owns.
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Burn Rate, Runway, Default Alive: How Startups Should Track Cash
Burn rate and runway are the two most important numbers in any startup. Here's how to calculate them cleanly — and why 'default alive' matters in 2026.