Darren Obrigkeit, PhD

Darren Obrigkeit

Darren's leadership brings the key elements of success together: translating innovations in materials to clinical products
•Sr. Director Business Development, Europe at Flextronics Medical
•Strategic Venture Capital and Licensing at DSM Biomedical
•Co-founder of Angstrom Medica (now RTI Surgical)
•PhD Chemical Engineering (MIT)

David Kay, MD

David Kay

Chief Medical Officer
David enriches the Okapi Medical team with his deep entrepreneurial and clinical experience.
•Innovative orthopedic surgeon with 30+ years clinical experience.
•CEO/Founder of OrthoHelix Surgical Devices; acquired by Tornier (>$135M).
•50+ patents, numerous startups and medical innovations.

William Fuller

William Fuller
Bill Fuller

William (Bill) Fuller is a long-term medical industry executive with a depth of both startup and corporate experience and an extensive network.
•Co-Founder and CEO at S4 Medical
•CEO/Founder of Centerline Biomedical
•CEO-in-Residence at BioEnterprise

Andrew Zhao


Project Manager

Andrew has a background in biomedical engineering with an MS from Washington University.  

His diverse academic background ranges from implantable devices for treating glioblastoma brain cancer to development of algorithms using maching learning and artificial intelligence in gene sequencing.

Andrew has been active at S4 Medical and Okapi Medical since August 2018.