Our leadership team

Daniel Nathrath

Daniel Nathrath

Co-founder & Chief Executive Officer

For 2 decades, Daniel has led the charge to bring transformational technology to new industries. He founded and led several internet startups based in Denmark, Germany, the US, and the UK. After studying law as a Fulbright Scholar at the University of Houston, he earned his Master of Business Administration at the University of Chicago. Daniel worked at Boston Consulting Group before starting his entrepreneurial journey.

Dr. Claire Novorol

Dr. Claire Novorol

Co-founder & Chief Medical Officer

Claire is a trained medical doctor. She worked as a pediatrician in London before specializing in clinical genetics. She earned a degree in both pathology and medicine from the University of Bristol, and a PhD in neuroscience from the University of Cambridge. Claire oversees medical quality and our medical teams. She gives a voice to patients and healthcare professionals to make sure our products meet their needs.

Dr. Martin Hirsch

Prof. Dr. Martin Hirsch

Co-founder & Chief Scientific Advisor

Martin has a PhD in neuroscience and a diploma in physiology. A medical researcher turned entrepreneur, Martin shifted from theory to innovation after publishing his work on nerve modeling in the scientific journal Nature. His first venture was a nerve modeling program that saved thousands of animals from lab testing. He developed the first version of Ada for doctors and continues to shape the way Ada learns today. Martin is a grandson of the celebrated Nobel Laureate Werner Heisenberg.

Dr. Urban Liebel

Dr. Urban Liebel

Chief Technology Officer

Urban is a digital workflow innovator who guides our teams to develop powerful products and solutions. Urban founded the Karlsruhe Institute of Technology Screening Center and went on to co-develop products for companies including Leica Microsystems and Olympus Europe. His microscopes aided human and zebrafish genome research, and his image processing clusters complement cloud services in labs worldwide. “My goal is to help Ada improve health outcomes for 1 billion people."

Jeff Cutler

Jeff Cutler

Chief Commercial Officer (Americas)

With 25 years' experience in healthcare and digital media, Jeff leads our business in the Americas, establishing partnerships with health systems, payers, employers, and other digital health platforms. Before Ada, Jeff oversaw the US launch of TytoCare and Vitals. “My goal is to further our mission of democratizing access to healthcare by creating meaningful partnerships that align with our values.”

Vanessa Lemarié

Vanessa Lemarié

Chief Client Officer

Vanessa ensures that our partnerships deliver the highest value to clients and their users through Ada's medical AI. Before Ada, she led marketing and commercial teams at Bayer for 15 years. “We partner with the most innovative players in our field. Our objective is to enable earlier and more accurate disease detection and diagnosis while achieving commercial sustainability.”

Gülsah Wilke

Gülsah Wilke

Chief Operating Officer

Gülsah is a tech leader with a history of scaling companies, creating organizational excellence, and driving digital transformation. She’s passionate about fostering diverse teams and empowering people from all backgrounds in tech. As COO, Gülsah oversees our strategy and operations, including people and culture, legal, marketing, and communications. “I’m looking forward to helping further shape the company’s already extraordinary success and growth alongside the Ada team."

Torsten Schero

Torsten Schero

Chief Financial Officer

Torsten is a leader and strategic thinker with over 15 years’ experience in executive and advisory roles, including at Amazon Deutschland, where he was CFO and MD of the media business. He is also an angel investor in several startups. As CFO at Ada, Torsten oversees our financial strategy and funding activities and manages investor relations as we chart new growth. “I’m pleased to work with such a great team to make Ada’s vision a reality for more people around the world.”

Marvin Rottenberg

Marvin Rottenberg

Vice President of Marketing

Before Ada, Marvin worked at Google and specialized in performance and brand marketing where he consulted with multinational corporations on digital growth strategies. He oversees our Marketing Department, all global marketing activities, and is responsible for user acquisition, branding, and growth. “Billions of people lack access to essential health services. I want Ada to get that number to 0.”

Ewelina Türk

Ewelina Türk

Vice President of Medical AI

Ewelina leads our core technology division that provides Ada's clinical intelligence. She studied medicine at Berlin's Charité Universitätsmedizin and has a clinical interest in pediatrics, especially emergency and preventative care. Alongside her work with us, Ewelina is completing a doctorate in pediatric rheumatology. "I help our teams build the best medical AI in the world.“

Henry Hoffmann

Henry Hoffmann

Director of Research

Henry led the prototyping of Ada’s core technology, developing AI algorithms, proprietary modeling languages, and new approaches to knowledge representation. As our Director of Research, he oversees teams that develop our future technology. “For me, it's always about the next step – pushing the boundaries and going where no one has gone before.”

Hila Azadzoy

Hila Azadzoy

Managing Director, Global Health Initiative

Hila oversees our Global Health Initiative to improve healthcare access in resource-limited countries. Before Ada, Hila was a founding member and Head of Academics at Kiron Open Higher Education. She is a Digital Female Leader Award recipient and an MIT Solve Member. Hila is a talented public speaker and has presented at TEDx, Clinton Global Initiative, and UNESCO NGO Forum. “I'm dedicated to using technology for social good.”

Daniel Nathrath

Daniel Nathrath

Co-founder & Chief Executive Officer

Dr. Claire Novorol

Dr. Claire Novorol

Co-founder & Chief Medical Officer

Dr. Martin Hirsch

Prof. Dr. Martin Hirsch

Co-founder & Chief Scientific Advisor

Dr. Urban Liebel

Dr. Urban Liebel

Chief Technology Officer

Jeff Cutler

Jeff Cutler

Chief Commercial Officer (Americas)

Vanessa Lemarié

Vanessa Lemarié

Chief Client Officer

Gülsah Wilke

Gülsah Wilke

Chief Operating Officer

Torsten Schero

Torsten Schero

Chief Financial Officer

Marvin Rottenberg

Marvin Rottenberg

Vice President of Marketing

Ewelina Türk

Ewelina Türk

Vice President of Medical AI

Henry Hoffmann

Henry Hoffmann

Director of Research

Hila Azadzoy

Hila Azadzoy

Managing Director, Global Health Initiative