Pumpkinseed
formerly PUMPKINSEED TECHNOLOGIES INCThe Biology Mining Company | Proteomic data infrastructure for bio-AI
Palo Alto, United States · Founded 2021 · $20.4M raised
- Headquarters
- Palo Alto, California
- Employees
- 11–50
- Founded
- 2021
- Business Model
- B2B
- Website
- pumpkinseed.bio
- Total Funding
- $20.4M
- Last Round
- $20.0M Series AMay 2026
- Rounds
- 2
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 2 funding rounds and 1 investor for this company. The full record is or through the API.
About
Pumpkinseed is a life sciences startup developing a high-resolution, high-throughput protein sequencing platform. Co-founded by Jack Hu, the company aims to advance proteomics research with novel sequencing technology. It is backed by BioTools Innovator and has raised seed funding to develop its platform.
Summary
Pumpkinseed is a Biotech company based in Palo Alto, United States, founded in 2021. It has raised $20.4M in total across 2 rounds, most recently a $20.0M Series A round in May 2026. Investors include National Cancer Institute.
Tech & App Stack
1 technology or app tracked
Every product and vendor across these categories, with where each signal came from.
Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.
Funding History
May 2026
Sign up to see all 2 events
Funding: Grant through Series A. Amounts, valuations, and investors where available.
Investors
Similar Companies
Altos Labs combines academic science and industry development to create medicines that restore ce...
BridgeBio develops treatments for genetic conditions through autonomous condition-focused teams s...
AI-first drug discovery company using AlphaFold-derived models to design therapeutics and acceler...
Asymchem is a pharmaceutical CDMO providing R&D, chemistry, manufacturing, and control services t...
Appears in
Your company? Embed this profile
Add the live badge to your site — it stays current as your funding data updates.
<a href="https://indexed.vc/companies/pumpkinseed"><img src="https://indexed.vc/api/badge/company/pumpkinseed" alt="Pumpkinseed on Indexed.vc" width="260" height="76" /></a>