Quantum-Si Inc is a life sciences company focused on the development and commercialization of proteomics research tools. The company has designed and developed a hardware, consumable, and software solution to provide a solution for protein detection and analysis. It has developed a proprietary universal single-molecule detection platform that enables Next-Generation Protein Sequencing (NGPS), the ability to sequence proteins.

$225.3M

Market Cap • 4/2/2025

2013

(12 years)

Founded

2021

(4 years ago)

IPO

NASDAQ

Listing Exchange

Flag of US

Branford

Headquarters • Connecticut