At COO (Boardroom Media) we track over 1,000,000 startups and over 5,000,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and board members we think deserve more appreciation than they are currently getting.
This list showcases the top California based COO’ operating in the mHealth space. If you think a COO’ is missing from this list, feel free to contact our editor on [email protected].
The individuals on this list have been included because of exceptional performance in one of the following categories:
- Innovation – Operating as a key part in an extremely innovative business or startup.
- Growth – Operating as a key figure in the growth and upscale of a market leading business or startup.
- Management – Showing exceptional management skills.
- Societal impact – Putting their business on the map for their positive societal or environmental impact.
Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

David Deacon
Co Founder, COO of Ria Health
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About Ria Health: Ria Health’s evidence-based telehealth alcohol treatment program helps people drink less and live better.

Amin Rezapour
COO of Curogram
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About Curogram: A HIPAA Telemedicine & Two-Way Text Communication Platform, Curogram Streamline Patient Communication and will Increase Revenue.
Cat Lee
Co-Founder & COO of Pace
Cat Lee is the Co-Founder and COO at Pace. Her varied operating roles across people, marketing, product, and engineering enable her to help founders in many different capacities.
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About Pace: Pace is a fitness and social wellness platform that redefines mental health through groups that are effective, fun, social, and challenging.
Karan Singh
Co-founder, Chief Operating Officer of Ginger
Karan co-founded Ginger.io and currently leads its clinical operations and strategy. He has over 13 years of experience in healthcare from management consulting for biopharma to data analytics, having worked at leading health care firms including ZS Associates and Humedica. A leader in the digital health community, Karan is a frequent speaker on the topics of entrepreneurship, health innovation and new models of care. He has served as a scholar at the Aspen Institute, delivered keynotes at Public Health Institute (PHI) and the National Institute of Mental Health (NIMH) and recognized as a rising star in Healthcare by LinkedIn’s Next Wave. Karan holds his MBA from the Massachusetts Institute of Technology (MIT) Sloan, attended the Harvard Medical School / MIT Health, Science & Technology (HST) program, and received his BA and BS in Economics and Business Administration from UC Berkeley.
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About Ginger, Pixel Vector Media: Ginger is an on-demand mental health company providing around-the-clock access to emotional support via coaching, therapy, and psychiatry.

Julien Penders
Co-Founder & Chief Operating Officer of Bloomlife
Co-Founder & COO at Bloomlife.
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About Bloomlife: Women’s health company combining clinically validated wearables with data analytics to improve birth outcomes.

Clive Wu
Chief Operating and Technology Officer of HealthCrowd
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About HealthCrowd: HealthCrowd is an end-to-end communications platform for healthcare.

Daniel Kivatinos
Co-Founder & COO of DrChrono
Daniel Kivatinos is a designer, software engineer, and entrepreneur living in Silicon Valley California. He is co-founder of DrChrono. DrChrono is a health platform for physicians, providers and patients. After completing a Master’s Degree in Computer Science, he moved into the startup scene in 2004. In 2008 Daniel started working on a concept health platform with Michael Nusimow. This concept became DrChrono. DrChrono is a culmination of people passionate in crafting only the best mobile healthcare experience. Since the inception of DrChrono, Daniel and the team have attracted thousands of physicians, millions patients, millions of appointments booked and billion dollars in medical billing processed per year through the platform. The platform has a medical API where developers can build apps on top of DrChrono. Voted as highly influential healthcare entrepreneurs by Health Science Degree and winning the 40 under 40 award.
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About DrChrono, onpatient: The essential platform for modern medical practices to make care more informed, more interactive, and more personalized.
Lukas Grill
Founder and COO of Neolth
Lukas Grill is the COO and Founder of Neolth.
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About Neolth: On-demand, individualized mental health support for students
Ray Farnham
COO of GraftWorx
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About GraftWorx: GraftWorx is turning the Internet of Things into the Internet of the Body.

Michael Rubin
Co-Founder and COO of Bettir
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About Bettir, Magic: Bettir privately shows your blood pressure readings to a team of doctors and experts.

David Merriman
Co-Founder and COO of Bettir
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About Bettir, Magic: Bettir privately shows your blood pressure readings to a team of doctors and experts.

John Serri
Co Founder, President and COO of EyeQue
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About EyeQue: Dedicated to inspiring people to learn about & care for their eyes by putting affordable, accurate vision tests directly into their hands.

Suzanne Lai
Co-Founder and COO of Wellocity Health
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About Wellocity Health: Wellocity Health offers a B2B SaaS platform for digital therapeutics where customers can brand, deliver, and adapt programs to their needs.