Mendra Launches with $82 Million Series A to Acquire, Develop, and Commercialize Therapeutics for High Unmet Need Rare Diseases

January 21, 2026

Financing co-led by OrbiMed, 8VC, and 5AM Ventures with participation from Lux Capital and Wing VC to advance high-impact rare disease therapies leveraging AI

Overview

Mendra, Inc. (“Mendra”), a biopharmaceutical company built to advance promising therapies for rare disease medicines, utilizing artificial intelligence (AI), today announced its launch in conjunction with the closing of an $82 million oversubscribed Series A financing. The round was co-led by OrbiMed, 8VC, and 5AM Ventures with participation from Lux Capital and Wing VC.

Mendra aims to modernize the development and commercialization of rare disease therapies to more efficiently reach patients on a global scale. The company plans to employ AI to accelerate patient identification, clinical trial enrollment, and access to global markets. Funds from the Series A will be leveraged to acquire and develop initial rare disease assets for Mendra’s portfolio.

“We are building Mendra to deliver high-potential rare disease medicines more effectively to patients on a global scale,” said Joshua Grass, Co-founder and Chief Executive Officer of Mendra. “By combining deep rare disease expertise with AI-driven capabilities across asset selection, clinical development, and global commercialization - some of the greatest challenges in rare disease drug development - we believe we can accelerate timelines, improve execution and expand access for these underserved patients.”

Leadership & Organization

Mendra is led by a seasoned management team with decades of experience spanning company building, rare disease drug development, global commercialization, and AI software development.

Leadership Team:

About Mendra

Founded in 2025 by 8VC and 5AM, Mendra is a biopharmaceutical company focused on improving the development and commercialization of rare disease therapies worldwide. Led and co-founded by CEO Joshua Grass with a highly experienced leadership team, Mendra utilizes AI to address long-standing challenges in patient identification, data curation, and clinical development for rare diseases. By streamlining the drug development process, Mendra plans to accelerate access to innovative treatments for underserved patient populations. Mendra is headquartered in San Francisco. Learn more at https://www.mendra.com/