Erisyon

Erisyon

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Private Company

Total funding raised: $14.8M

Overview

Erisyon is a private, pre-revenue biotech company commercializing a transformative single-molecule protein sequencing technology called Fluorosequencing. The platform, invented at the University of Texas at Austin, offers ultimate sensitivity, massively parallel throughput, and absolute quantification, positioning it to address critical gaps in proteomics left by mass spectrometry and RNA sequencing. Erisyon is initially targeting applications in oncology, neurology, and infectious disease, with the goal of fundamentally changing how diseases are detected, treated, and monitored.

OncologyNeurologyInfectious Disease

Technology Platform

Fluorosequencing: a single-molecule protein sequencing platform that uses fluorescent labeling, cyclic imaging, and Edman degradation to identify proteins with ultra-high sensitivity, massively parallel throughput, and absolute quantification.

Funding History

2
Total raised:$14.8M
Series A$12M
Seed$2.8M

Opportunities

The platform addresses massive unmet needs in proteomics, with potential applications in liquid biopsy, single-cell analysis, and biomarker discovery across major disease areas.
Its extreme sensitivity could open new markets in early disease detection and minimal residual disease monitoring that are currently technically impossible.

Risk Factors

Major risks include the technical challenge of scaling a novel, complex platform to a reliable commercial product and overcoming entrenched competition from mass spectrometry.
As a pioneer, the company also faces market adoption risks and the need for significant ongoing capital to fund development.

Competitive Landscape

Erisyon's primary competitors are established proteomics technologies: Mass Spectrometry (low sensitivity, sequential processing), RNA Sequencing (indirect, poor correlation), and Affinity Assays (qualitative, biased). Fluorosequencing aims to disrupt this landscape by offering a direct, digital, and highly parallel protein readout. It may also face future competition from other emerging protein sequencing technologies.