About us

Enhao is a serial entrepreneur with a Ph.D. in Electrical Engineering from Stanford University. His passion and research focuses on applying AI and deep learning to improve the reconstruction, analysis and quantification of medical imaging. His work has won several awards including Forbes 30-under-30, and has been featured in numerous academic journals and clinical conferences.

Greg is a Founder of Subtle Medical and a Professor of Radiology and practicing Neuroradiologist at Stanford University. He is an expert in advanced imaging methods, particularly applied to patients with neurological disease. Greg has received numerous awards and honors for his research and sits on several boards and advisory committees.

Ajit received his Ph.D. in Biomedical Engineering from Case Western Reserve University. Before Subtle, Ajit was Chief Operating Officer at HealthLytix and spent 16 years with GE Healthcare as the Global Manager for Neurology in the MR division where he guided the overall vision and goals of GE MR.

Josh has over 30 years of experience at an executive staff level managing large sales and marketing teams in the field of diagnostic imaging and radiation therapy planning. His background is in clinical research managing chief medical officers and chief technology officers. He has brought to market and scaled dozens of new product introductions at leading imaging companies, including Philips Medical Systems and Siemens.

Praveen has a Ph.D. in Biomedical Engineering from UT Southwestern and has over 15 years of medical imaging experience. Prior to this role, he set up the Clinical and Customer Success organization at Subtle and was instrumental in product adoption among customers. Prior to Subtle, Praveen was Deputy Director of PET/MRI & MRI at Stanford University. Before that, he spent several years leading MRI technology development at Samsung.

Anna is a marketing expert with 15 years of sales and marketing experience ranging from public pharmaceutical and medical device companies like Sanofi-Aventis, to innovative Silicon Valley SAAS start-ups like Zenefits and Nimble Pharmacy. She is a brand mogul skilled in scaling early stage healthcare technology companies and launching them internationally to the world stage.

Christine has 15+ years of commercial experience in ramping up clinical and technical programs at various medical device and SaaS start-up companies, including Ultromics, Perimeter Medical Imaging, and Hologic, where she owned the planning and execution of programs and processes related to deploying and expanding products and services to clinical sites in Canada, US and Europe.

Ryan received his Ph.D. in Medical Physics from the University of Minnesota. Before Subtle, Ryan was Director of Research and Development at Imbio and a Principal Research Scientist at Minnesota HealthSolutions where he developed state-of-the-art methods applying artificial intelligence and machine learning in Radiology.