Endosane Brings New Hope For Patients With Mental Health Conditions — Founder Interview
- Jörn Menninger
- Mar 15
- 6 min read
Updated: 4 days ago
This blog post first appeared first on old medium publication (https://medium.com/startuprad-io), and was moved to this blog with the relaunch of our website in summer 2024.
What Is This About?
Endosane is pioneering a new approach to drug development for mental health conditions, targeting the endocannabinoid system to treat depression, anxiety, and PTSD. The startup brings fresh hope to an area where traditional pharmaceuticals have stagnated for decades.
This article is part of our coverage of Scaleup Founder Interviews from Germany, Austria, and Switzerland.
Executive Summary
This blog post first appeared first on old medium publication (https://medium.
Endosane is a new take on developing drugs.
We are always sharing new resources with you.
A startup’s journey can be a tough one, but it doesn’t have ́to feel like you’re alone on your quest!
In this interview, our guest ist Max Narr (https://www.

New Blog
In this episode of Startuprad.io, host Jörn "Joe" Menninger sits down with the founder of Endosane to explore how this DACH-based startup is tackling real market challenges. From early-stage hustle to scaling strategy, this founder interview dives deep into what it takes to build a startup in the German-speaking ecosystem.
This blog post first appeared first on old medium publication (https://medium.com/startuprad-io), and was moved to this blog with the relaunch of our website in summer 2024.
Executive Summary
Endosane is a new take on developing drugs. Endosane is a joint venture of a group of researchers (Prof. Leweke and Dr. Rohleder) and the Sanity Group. Their goal is to apply cannabinoid compounds to develop drugs for neurologic and psychiatric applications.
Our background is in neurology and psychiatry … we think this area has not received as much attention in drug development as it deserves.Max Narr, MD ENDOSANE
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The Video Interview is set to go live on Jun 9, 2022
The Audio Interview
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The Guest
In this interview, our guest ist Max Narr (https://www.linkedin.com/in/max-narr-6a3b2a18a), MD at Berlin-based health care startup Endosane (https://endosane.com/). He is also Chief Investment Officer of Sanity Group (https://sanitygroup.com/), which develops products out of the components of cannabis.
The Startup
Endosane (https://endosane.com/) is a joint venture of Sanity Group (https://sanitygroup.com/) and a group of researchers. Max says it is Sanity’s take on developing drugs, partly based on cannabis derivatives. Their drug development is advancing the research of Prof. Leweke and Dr. Rohleder on cannabinoids for medical use.
Sanity Group
Endosane has close ties (capital and personal wise) with Sanity Group. You can learn more about Finn Hänsel, the founder of Sanity Group, and his plans for the future in our interview with him here:
Venture Capital Funding
Endosane is open to talking to external investors with contacts in relevant fields. Reach out directly to Max.
Tune in to our Internet Radio Station here:
Further Readings / Additional Resources
Liquor cerebrospinalis / Cerebrospinal fluid https://en.wikipedia.org/wiki/Cerebrospinal_fluid
Cannabinoids https://en.wikipedia.org/wiki/Cannabinoid
Phases of clinical trials https://en.wikipedia.org/wiki/Phases_of_clinical_research
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The Interviewer
This interview was conducted by Jörn “Joe” Menninger, startup scout, founder, and host of Startuprad.io. Reach out to him:
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What Is Endosane?
Endosane is a biotech venture developing new drugs for mental health conditions, structured as a joint venture of Sanity Group. Led by Max Narr as Managing Director, the company takes a novel approach to drug development leveraging the endocannabinoid system. Endosane has close capital and personal ties with Sanity Group and is open to external investors with relevant field contacts.
Introduction
In this founder interview, Startuprad.io speaks with Max Narr, Managing Director of Endosane, a biotech venture taking a new approach to developing drugs for mental health conditions. Endosane is a joint venture of Sanity Group — the Berlin-based cannabis and health company connected to Finn Age Hänsel. The company operates at the intersection of cannabinoid science and pharmaceutical development, exploring how the endocannabinoid system can be leveraged to create novel treatments for mental health disorders. Endosane is actively seeking external investors with expertise in relevant fields.
Executive Summary
Endosane represents a scientific approach to mental health treatment through drug development, structured as a joint venture of Sanity Group. Managing Director Max Narr leads the company's efforts to leverage the endocannabinoid system for developing novel therapeutics. The close ties with Sanity Group — both financial and personal — provide a foundation in cannabinoid science. Endosane is open to external investors, particularly those with contacts and expertise in biotech, pharmaceuticals, and mental health treatment development.
Key Takeaways
Endosane is developing novel drugs for mental health conditions using a new approach to pharmaceutical development.
The company is structured as a joint venture of Sanity Group, with close capital and personal ties to the Berlin-based cannabis and health company.
Max Narr serves as Managing Director, leading the drug development efforts from Berlin.
Endosane is open to external investors, particularly those with contacts in biotech, pharma, and mental health fields.
Atomic Answer
Entities Referenced in This Episode
People
Max Narr — Managing Director of Endosane
Jörn "Joe" Menninger — Startuprad.io host
Companies
Endosane (endosane.com) — Biotech JV developing mental health drugs
Sanity Group (sanitygroup.com) — Berlin-based cannabis/health company, Endosane parent JV partner
Topics
Drug development, mental health treatment, endocannabinoid system, biotech, cannabinoid therapeutics, joint venture
Relationship Map
Endosane → joint venture of → Sanity Group
Max Narr → Managing Director of → Endosane
Endosane → developing → novel drugs for mental health via endocannabinoid system
Sanity Group → connected to → Finn Age Hänsel (previous Startuprad.io guest)
Quote Highlights
Endosane is pioneering a new approach to drug development for mental health conditions, targeting the endocannabinoid system to treat depression, anxiety, and PTSD.
Endosane is a joint venture of Sanity Group, the Berlin-based cannabis and health company, leveraging cannabinoid science for pharmaceutical development.
The startup brings fresh hope to an area where traditional pharmaceuticals have stagnated for decades.
Endosane is open to external investors, particularly those with contacts and expertise in biotech, pharmaceuticals, and mental health.
Related Episodes on Startuprad.io
Cannabis for Medical Use in Germany — German cannabis market context and Sanity Group connections
Selfapy Offers Psychological Help Without Wait — Another startup addressing mental health in the DACH region
Browse all Startuprad.io episodes — Topic hub: Biotech and mental health
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Frequently Asked Questions
What is Endosane?
Endosane is a biotech venture developing novel drugs for mental health conditions. It is structured as a joint venture of Sanity Group, leveraging cannabinoid science and the endocannabinoid system for pharmaceutical development.
What is the connection between Endosane and Sanity Group?
Endosane is a joint venture of Sanity Group, the Berlin-based cannabis and health company. They share close ties both financially (capital) and personally, with Sanity Group providing the foundation in cannabinoid science for Endosane's drug development efforts.
Is Endosane looking for investors?
Yes, Endosane is open to external investors, particularly those with contacts and expertise in biotech, pharmaceuticals, and mental health treatment development.
About the Host
Joern "Joe" Menninger is the host of the Startuprad.io podcast and covers founders, investors, and policy developments across the DACH startup ecosystem. Through more than 1,300 interviews and nearly a decade of reporting, he documents the evolution of the European startup landscape. Follow Joern on LinkedIn.
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