About Okami
Okami Medical, Inc. is a privately-held medical device company with a mission to address the evolving needs of patients and physicians through the development of innovative, versatile, and intuitive devices for the occlusion of peripheral vessels. Okami designed the LOBO® Vascular Occlusion System to allow physicians to access and rapidly occlude a wide range of vascular targets. The company was created in 2017 by Inceptus Medical, a medical device incubator. Okami is backed by members of the board of directors, Vensana Capital, U.S. Venture Partners (USVP), and other medical device industry veterans.
Management Team
Drew Hykes
President & Chief Executive Officer
Drew is a proven medical device operating executive with broad functional, geographic and sector experience. Prior to joining Okami, Drew served as CEO of Inari Medical from 2023 until its acquisition by Stryker Corporation in 2025 for $5 billion. From 2020-2022, Drew was Chief Operating Officer of Inari Medical leading its day-to-day business operations. From 2017-2019 he served as Inari’s Chief Commercial Officer.
Prior to Inari, from 2012-2016 Drew served as the VP of Commercial Operations at Sequent Medical where he led the commercialization strategy for the WEB Aneurysm Embolization system from early prototype to broad adoption in the European market. Sequent was acquired by Terumo Corporation in July 2016 for $380 million. Prior to Sequent, Drew spent 11 years at Medtronic. His roles at Medtronic included the VP of Marketing for the AF Solutions business, VP of Clinical and Regulatory for the AF Solutions business and Director of Investor Relations. Drew also spent three years on an expatriate assignment in Europe leading the launch of Medtronic’s first drug eluting coronary stent. Prior to Medtronic, he spent four years at ABN AMRO bank in Chicago focused on healthcare transactions.
He holds a B.B.A. in Finance from the University of Wisconsin and an MBA from Harvard Business School.
Terry Hardin
Vice President of Research & Development and Clinical
Terry has broad functional experience in the medical device space with a focus on early stage companies. Prior to Okami, he served as Vice President of Technology and Product Management at Cianna Medical, which developed and commercialized the SCOUT Radar Surgical Guidance System. The company was acquired by Merit Medical for $200M. Terry held additional roles at Cianna Medical in marketing, product management and sales. Prior to Cianna, Terry was a Product Development Engineer at Suros Surgical Systems, helping to develop an innovative product line that led to a $240M acquisition by Hologic. Terry earned his B.S. in Chemical Engineering and M.S. in Biomedical Engineering from Rose-Hulman Institute of Technology. He is an inventor on over 15 issued U.S. and international patents.
Steve Kain
Vice President of Strategy, Finance, and Commercial Operations
Steve joined Okami Medical as the Vice President of Marketing and Commercial Operations in May of 2024. Before Okami, Steve spent 2 years consulting for several start-up and early-stage commercial medical device organizations. Prior to consulting, Steve was at Cardiovascular Systems, Inc. where he served as the Vice President of Marketing and Commercial Operations, responsible for leading the marketing, portfolio strategy, commercial operations, and health economics and reimbursement functions. Throughout his career at both Cardiovascular Systems and previously at Medtronic, Steve held several leadership roles in international, strategy, marketing, finance, and business development. Steve graduated with a B.A. Degree from Luther College and an M.B.A. from the Carlson School of Business, at the University of Minnesota.
Eric Louw
Vice President of Operations
Eric brings over 23 years of medical device manufacturing experience. During this time Eric has held positions at all levels of manufacturing operations including production, production support, engineering, and management. Eric has a passion for medical device manufacturing and possesses a strong skillset for rapidly scaling production operations while maintaining the highest level of product quality. Eric has extensive experience in the successful transition of new products into high volume manufacturing, as well as establishing and maintaining a robust product supply chain. Prior to Okami, from 2014 – 2025, Eric held roles of increasing responsibility at Inari Medical, including Vice President of Manufacturing. Inari was acquired by Stryker in 2025. Prior to Inari, Eric held engineering positions of increasing responsibility at SenoRx Inc, as well as Bard Peripheral Vascular who acquired SenoRx in 2010.
Brett Vollert
Vice President of Marketing
Brett joins Okami Medical as Vice President of Marketing with over a decade of experience in medical device commercialization and innovation. Brett has played a key role in launching and scaling breakthrough therapies that improve patient outcomes and redefine standards of care. Prior to Okami, Brett held multiple marketing leadership roles at Inari Medical, where he helped drive rapid growth and establish the company as a leader in venous and arterial therapies. Most recently, Brett led the marketing team for the LimFlow business unit of Inari Medical, which was their first acquisition and expansion into transformative therapies for CLTI patients. Prior to Inari, Brett held sales roles at Stryker Orthopedics and Medtronic and worked in chemical analysis at Baxter Bioscience. Brett holds a Bachelor of Science from the University of Oregon.
Board of Directors
Drew Hykes
President & Chief Executive Officer
Drew Hykes
Drew is a proven medical device operating executive with broad functional, geographic and sector experience. Prior to joining Okami, Drew served as CEO of Inari Medical from 2023 until its acquisition by Stryker Corporation in 2025 for $5 billion. From 2020-2022, Drew was Chief Operating Officer of Inari Medical leading its day-to-day business operations. From 2017-2019 he served as Inari’s Chief Commercial Officer.
Prior to Inari, from 2012-2016 Drew served as the VP of Commercial Operations at Sequent Medical where he led the commercialization strategy for the WEB Aneurysm Embolization system from early prototype to broad adoption in the European market. Sequent was acquired by Terumo Corporation in July 2016 for $380 million. Prior to Sequent, Drew spent 11 years at Medtronic. His roles at Medtronic included the VP of Marketing for the AF Solutions business, VP of Clinical and Regulatory for the AF Solutions business and Director of Investor Relations. Drew also spent three years on an expatriate assignment in Europe leading the launch of Medtronic’s first drug eluting coronary stent. Prior to Medtronic, he spent four years at ABN AMRO bank in Chicago focused on healthcare transactions.
He holds a B.B.A. in Finance from the University of Wisconsin and an MBA from Harvard Business School.
Bill Hoffman
Chairman of the Board
Bill Hoffman
Mr. Hoffman is a Venture Partner at Vensana Capital. He serves as a member of the board of directors for several med tech companies, including Inari Medical, where he held the CEO role from 2015 until 2022, leading the company through its initial public offering and helping to establish it as the global leader in the treatment of venous thromboembolism. He previously served as CEO at Visualase, acquired by Medtronic in 2014, and VP of Sales at FoxHollow Technologies, acquired by ev3 in 2007.
Bob Rosenbluth, Ph.D.
Co-Founder & Board Member
Bob Rosenbluth, Ph.D.
Bob has an extensive background of leadership, innovation, and entrepreneurship in the medical device industry. Bob was a founder of Okami Medical and served as its CEO through 2023. Bob is also a founder of Inceptus Medical, a medical device incubator founded in 2011. Inceptus Medical incubated Inari Medical (NASDAQ: NARI), where Bob was a founder of Inari Medical, serving as President and CEO from its inception in 2011 through 2015 and as Chairman of the Board from inception until its IPO in May 2020. Prior to Inceptus and Inari, Bob was a founder, CEO, and Chairman of Sequent Medical. Sequent was acquired by Terumo Medical Corporation in 2016 for $380M. Before Sequent, Bob was a founder of MicroVention, serving as President and CEO from its inception in 1997 through 2002 and as Chairman of the Board from inception until its acquisition by Terumo. Prior to founding MicroVention, he founded Advanced Surgical Intervention and served as President and CEO from its inception through its acquisition by Uromed in 1996. Bob also served in various R&D, business development and senior management positions at Medtronic, Pfizer/Shiley, and Cardiothoracic Systems. He holds a B.S. in Chemical Engineering from Columbia University, an M.S. in Chemical Engineering, and a Ph.D. in Mechanical Engineering from University of California, Berkeley. Bob is the recipient of the 2023 Phoenix Conference Innovator award for his contributions to MedTech innovation.
Mike Kramer
Board Member
Mike Kramer
Mike Kramer is a Partner at Vensana Capital. Mike brings over 20 years of experience in operations, finance, and accounting to Vensana. Prior to joining Vensana in 2021, Mike was an Operating Partner at CRG LP, a leading provider of structured debt and equity capital for growth stage healthcare companies, where he advised on multiple medtech company investments and worked directly with the boards of CRG’s portfolio companies. Previously, Mike has served as CFO or COO at private and public medical device companies including Endologix, TriVascular (IPO, acquired), and ATS Medical (IPO, acquired). In addition, he served as a manager in the assurance and advisory services practice at Ernst & Young LLP. Mike is a certified public accountant (inactive) and received a Bachelor of Accountancy from the University of North Dakota.
Kirk Nielsen
Board Member
Kirk Nielsen
Kirk Nielsen is a Managing Partner at Vensana Capital. Kirk co-founded Vensana in 2019 as a Managing Director at Versant Ventures, where he led the firm’s medtech practice. He joined Versant in 2006 from Medtronic, where he worked in sales & marketing in the company’s Cardiac Rhythm Management division. Previously, he spent time at Fluidigm (a Versant portfolio company) and he also served as a consultant at Bain & Company, where he advised clients in healthcare, private equity, and other industries. Prior to his business career, Kirk was a professional hockey player. Kirk has led or co-led investments in numerous companies that have successfully exited, including Artelon (acquired), Biotie Therapies (acquired), Cameron Health (acquired), CardiAQ (acquired), Inari Medical (IPO), Lutonix (acquired), NeuWave Medical (acquired), Sequent Medical (acquired), and Veran Medical (acquired), and he remains active with Alleviant Medical, CVRx (IPO), Elucent Medical, iVEAcare, Moxe, Okami Medical, and SpyGlass Pharma. Kirk has also served as a member of the board of directors of the National Venture Capital Association. Kirk graduated with an AB in Biology from Harvard College, where he won the John P. Reardon award as the school’s top scholar-athlete, and he earned an MBA from Harvard Business School, where he was a Baker Scholar.
Jonathan Root, M.D.
Board Member
Jonathan Root, M.D.
Jonathan Root, M.D. has served as a member of our board of directors since 2017. Dr. Root has served as Managing Member of Presidio Management Group, LLC and several U.S. Venture Partners’ funds since 1998. Dr. Root currently serves on the boards of Inari Medical, Inc. (NASDAQ: NARI), a leading medical device company focused on the treatment of venous thromboembolism, chronic venous disease and chronic limb threatening ischemia, and Edgewise Therapeutics, Inc. (NASDAQ: EWTX), a clinical stage biopharmaceutical company focused on treating severe, rare muscle disorders and hypertrophic cardiomyopathy. Dr. Root also serves on the board of directors of several private companies in the healthcare industry. Dr. Root received an A.B. from Dartmouth College, an M.D. from University of Florida, College of Medicine and an M.B.A. from Columbia Business School.
Donald Milder
Board Member
Donald Milder
Donald Milder has served as a member of our board of directors since 2017. In 1999, Mr. Milder co-founded Versant Venture Management, LLC, or Versant, where he has been a Managing Director since its inception. Versant is a venture capital firm that invests in medical devices, biotechnology, life science, pharmaceuticals and healthcare sectors. Previously, Mr. Milder was a Managing Director with CPVP Management LP from August 1989 to November 1999, where he was responsible for their healthcare investments. Prior to this, Mr. Milder was the Chief Executive Officer of Infusion Systems Corporation from 1984 to 1989. He currently serves as Chairman of the Board of Inari Medical, Inc. (NASDAQ: NARI) and as a board member for Eclipse Regenesis, Inc., NeoSeq Ltd. and Ceres Foundation. Mr. Milder received a B.A. from Union College and an M.B.A. from Harvard Business School.
Geoff Pardo
Board Member
Geoff Pardo
Geoff joined Gilde Healthcare in 2011. He oversees investments across the Venture & Growth fund in North America. Before joining Gilde Healthcare, Geoff gained experience leading investments during his time as Partner at Spray Venture Partners, and served as President & CEO of Facet Solutions. He is also the host of The MedTech Talk podcast in which he interviews entrepreneurs and other MedTech investors. Geoff holds a Bachelor’s degree with honours in History from Brown University, and a MBA from the Wharton School of Business.
Susana Amorim
Board Member
Susana Amorim
Susana joined Gilde Healthcare in 2021. As Investment Manager for Gilde’s Venture & Growth team, Susana focuses on the healthtech sector, handling deal sourcing, investment diligence, and portfolio management. Before joining Gilde, she was a Biodesign Innovation Fellow at Stanford University. She also participated in the MIT-Harvard Medical School Healthcare Innovation Bootcamp and worked as a Project Manager at Biotronik, after beginning her career as an engineer at Xeltis. Susana holds a Master’s degree in Biomedical Engineering from the University of Minho, Portugal.
