Arani Bose, M.D., co-founded Penumbra in June 2004 and has served as a member of the Board since our inception. Dr. Bose was Chairman of the Board and Chief Medical Officer from 2005 until 2015 and served as Chief Innovator from 2015 until March 2022. Prior to founding Penumbra, Dr. Bose was an Assistant Professor of Radiology and Neurology at New York University (NYU) School of Medicine from 1997 to 2004, where he also had a clinical practice. While at NYU, Dr. Bose co-founded SMART Therapeutics. Dr. Bose received a B.A. from Stanford University and an M.D. from the University of Colorado School of Medicine with residency and fellowships at Yale University School of Medicine and NYU Medical Center.

Harpreet Grewal has served on the Board since April 2015. Since September 2019, Mr. Grewal has served as Chief Operating Officer of Volante Technologies Inc., a global provider of software for the integration, processing and orchestration of payments and financial messages, where he also serves on the Board of Directors and served as Executive in Residence from April 2018 to March 2019. From February 2016 through April 2017, Mr. Grewal served as General Manager of Constant Contact, Inc. (Constant Contact), a technology company primarily focused on marketing tools and a wholly-owned indirect subsidiary of Endurance International Group Holdings, Inc. (Endurance). Prior to the acquisition of Constant Contact by Endurance, from 2010 to February 2016, Mr. Grewal served as Executive Vice President and Chief Financial Officer of Constant Contact. From 2008 to 2009, Mr. Grewal worked as an independent consultant to small businesses and early-stage entrepreneurs. From 2006 through 2008, Mr. Grewal was Executive Vice President and Chief Financial Officer of VistaPrint, Ltd., a publicly-traded online printing and marketing services company. Prior to VistaPrint, Mr. Grewal was Senior Vice President and Chief Financial Officer of GoldenSource Corporation, a data management company, from 2002 to 2006, Chief Financial Officer of eGain Communications Corporation, a customer engagement services company, from 1999 to 2002, and held various financial and strategic planning positions with PepsiCo, Inc., a publicly-traded food and beverage company, from 1996 to 1999. Mr. Grewal received a B.A. from the University of California, Berkeley and a M.A. from Johns Hopkins University.

Bridget O’Rourke has served on the Board since April 2017. Ms. O’Rourke has held a number of executive and leadership positions over more than twenty years, with expertise across different industries. Most recently, Ms. O’Rourke served as Executive Director of the executive search and consulting practice of O’Rourke & Associates, a boutique firm providing services exclusively for the credit union industry, until May 2017. From August 2008 to June 2016, Ms. O’Rourke was Head of Human Resources at Passport Capital, LLC, a global asset management firm. Prior to Passport Capital, LLC, from 1997 to 2007 Ms. O’Rourke served in various positions in the financial services and executive search industries, including as Executive Search Director at O’Rourke Career Connections, Controller at Sigma Partners, a multi-fund venture capital firm, and Vice President for Citibank Global Asset Management’s Alternative Investment Strategies group. From July 1991 to December 1996, Ms. O’Rourke held audit and internal audit consulting positions of increasing responsibility at Coopers & Lybrand (now known as PricewaterhouseCoopers). Ms. O’Rourke received a B.A. from the University of California, Santa Barbara and became a Certified Public Accountant in 1995. She currently serves on the Board of Directors of the San Francisco Fire Credit Union.

Surbhi Sarna has served on the Board since July 2019. Ms. Sarna is currently a Partner at Y Combinator. In 2011, Ms. Sarna founded nVision Medical, a healthcare company developing pioneering technology to enable early detection of ovarian cancer, with the intention of fulfilling an unmet clinical need. She led the company from its inception and through its earliest days of product development, funding and initial clinical trials. In April 2018, nVision Medical was acquired by Boston Scientific, and Ms. Sarna led the efforts to commercialize the technology developed by nVision Medical at Boston Scientific through July 2020. Prior to her founding of nVision, Ms. Sarna held a variety of roles in healthcare, including roles at BioCardia and Abbott Vascular. Ms. Sarna has also served on the Board of Directors of Biora Therapeutics, Inc. (formerly Progenity, Inc.) since July 2021 and two privately held companies, YourChoice Therapeutics and AOA Diagnostics, since late 2021. Ms. Sarna received a BA from the University of California, Berkeley.