ParcelBio

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ParcelBio - overview

Established

2024

Location

San Francisco, CA, US

Primary Industry

Biotechnology

About

Based in California, US, and founded in 2024, Parcel Biosciences Inc d. b. a. , ParcelBio provides RNA-based drugs.


The company was co-founded by David Weinberg (CEO), and Chris Carlson. In May 2026, ParcelBio raised USD 13 million in seed funding led by new investor Breyer Capital, with participation from other new investors General Catalyst Partners, Y Combinator, Metaplanet Holdings, ZAKA, and SurgePoint Capital. Other unspecified investors also participated in the round. The company offers programmable technology that delivers mRNA to various cell types throughout the body.


The firm Stabilized Targeted mRNA Platform (STAmP) offers a nanoparticle-free solution. It stabilizes mRNA and incorporates an interchangeable lock-and-key-like targeting mechanism, enabling fully customizable mRNA medicines tailored to specific therapeutic needs. The company will use the May 2026 funding to support platform development and advance its mRNA therapeutic pipeline.


Current Investors

Pioneer Fund, General Catalyst Partners, Y Combinator

Primary Industry

Biotechnology

Sub Industries

Bioinformatics, Biopharmaceuticals

Website

www.parcelbio.com

Company Stage

Angel & Seed

Total Amount Raised

Subscriber access only

ParcelBio - employee data

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