Company profile

Ray Therapeutics

Cell & gene therapyChallengingFounded 2021

Optogenetic gene therapy — RTx-015 for retinitis pigmentosa in a Phase 1 (ENVISION) trial with FDA RMAT designation.

About

Optogenetics for vision restoration: RTx-015 delivers a light-sensitive protein so surviving retinal cells can signal after photoreceptors are lost. RMAT designation (Apr 2026); Series B funding the pivotal trial.

HQ: Berkeley, CA, USA

Funding

$100M Series A (2024) + $125M Series B (Apr 2026)
Plus $12M in CIRM grants.