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b12 Labs

YC Summer 2025 Active

Making hard molecules for Pharma and Biotech

https://b12-labs.com/ ↗
Thesis fit
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Outside your stated focus; easy to skip unless something exceptional.

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Idea match Moderate

How close the company’s idea is to your thesis statement

Sector None

Overlap with sectors you care about

Geography Unknown

Location unknown — scores 0

Your thesis: “We back exceptional technical founders building AI-first products and infrastructure, deploying $100K checks within 24 hours.”

Founder → stable Traction → stable Idea vs market ↓ declining
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People

No founders linked yet.

YC company pages list founders in page JSON, but we only scrape a capped slice of the directory. Pull this slug with .venv/bin/python run_sourcing.py --sources yc_founders --slugs b12-labs then re-ingest. Open on YC ↗

Activity & evidence

Y Combinator Y Combinator · in batch signal ▸

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