Our people

Meet the Seismi Team

Yale Zhang, CEO
Yale Zhang is a healthcare entrepreneur who has founded four companies with one exit. His goal is increasing access and affordability of healthcare to everyone everywhere in the world. He has created and commercialized several affordable medical devices including iOX - an FDA cleared smartphone powered pulse oximeter that overcomes skin tone biases. He co-founded SPLT (Techstars Mobility 2015), a software company that was acquired by Robert Bosch.
Billy Frese, CTO
Billy Frese is an accomplished engineer and technology leader with over two decades of experience in developing and scaling complex systems. As the Chief Technology Officer at Seismi, Billy leverages his deep technical expertise to drive the engineering and design of Seismi’s health monitoring devices, ensuring they are accurate, reliable, and user-friendly. With a background in both hardware and software engineering, Billy has successfully led teams through the development of innovative technologies across industries, from medical devices to consumer electronics.