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  1. The BioHub - by Avetix
  2. Episode 205 - Paul Bresge - CEO of Ray Therapeutics
Episode 205 - Paul Bresge - CEO of Ray Therapeutics

Episode 205 - Paul Bresge - CEO of Ray Therapeutics

The BioHub - by Avetix · Jul 22, 2026

Ray Therapeutics' CEO Paul Bresge on his patient-centric mission to develop novel optogenetics gene therapies for late-stage blindness.

Ray Therapeutics De-Risks Commercialization by Front-Loading CMC Investment Before Phase 1

To avoid common gene therapy manufacturing delays, Ray Therapeutics invested heavily in its Chemistry, Manufacturing, and Controls (CMC) process early. They established a commercial-scale process *before* dosing a single patient, eliminating the risky and time-consuming transition from clinical to commercial material.

Episode 205 - Paul Bresge - CEO of Ray Therapeutics thumbnail

Episode 205 - Paul Bresge - CEO of Ray Therapeutics

The BioHub - by Avetix·2 months ago

Ray Therapeutics CEO's Mission Was Sparked by His Daughter's Retinitis Pigmentosa Diagnosis

CEO Paul Bresge's entry into biotech was directly triggered by his 15-year-old daughter being diagnosed with a blinding disease and told there was no hope. This personal stake deeply informs the company's patient-first culture and strategic direction, moving beyond a purely commercial motivation.

Episode 205 - Paul Bresge - CEO of Ray Therapeutics thumbnail

Episode 205 - Paul Bresge - CEO of Ray Therapeutics

The BioHub - by Avetix·2 months ago

Ray Therapeutics Sidesteps Regulatory Hurdles by Eliminating Goggles in Optogenetics

Early optogenetics required light-enhancing goggles, creating a complex regulatory and commercial path for a combined therapeutic and device. Ray Therapeutics' therapy uses a protein sensitive enough for natural light, avoiding the 'heavier lift' of a combination product and simplifying the path to market.

Episode 205 - Paul Bresge - CEO of Ray Therapeutics thumbnail

Episode 205 - Paul Bresge - CEO of Ray Therapeutics

The BioHub - by Avetix·2 months ago

Ray Therapeutics Built a Vision Institute to Create Reliable Endpoints for Blind Patients

Standard retina clinics lack expertise in testing blind patients. Ray Therapeutics proactively built its own Vision Research and Assessment Institute two years before its trial to run natural history studies with low-vision experts. This allowed them to define appropriate endpoints and reduce data variability.

Episode 205 - Paul Bresge - CEO of Ray Therapeutics thumbnail

Episode 205 - Paul Bresge - CEO of Ray Therapeutics

The BioHub - by Avetix·2 months ago

Ray Therapeutics Was Founded to Address Late-Stage Blindness, a Gap in J-Site's Approach

After 10 years at his first company (J-Site) developing a therapy to slow disease, CEO Paul Bresge saw his daughter's condition advance. He founded Ray Therapeutics to target late-stage patients who had already lost photoreceptors, a more urgent and underserved population.

Episode 205 - Paul Bresge - CEO of Ray Therapeutics thumbnail

Episode 205 - Paul Bresge - CEO of Ray Therapeutics

The BioHub - by Avetix·2 months ago

Ray Therapeutics Fosters Empathy by Having CMC Staff Meet Late-Stage Blindness Patients

To make its patient-centric mission authentic, Ray Therapeutics organizes sessions for all employees, including technical staff in manufacturing (CMC), to meet and hear from patients. This initiative, sparked by an employee's request, bridges the gap between the conceptual 'patient' and a real person.

Episode 205 - Paul Bresge - CEO of Ray Therapeutics thumbnail

Episode 205 - Paul Bresge - CEO of Ray Therapeutics

The BioHub - by Avetix·2 months ago