Board of Directors

Board of Directors


Darin Billerbeck - Chairman of the Board

Darin Billerbeck has served as a member of our Board of Directors since August 2018 and is currently the Executive Chairman of the board. He is also a Board advisor for Precision Medical Products. Mr. Billerbeck was CEO of Lattice Semiconductor for more than seven years, until his retirement in 2018. During his tenure with Lattice, he steadily increased shareholder value, while expanding the technology, products and the intellectual property of the company. In addition, he gained intimate knowledge of U.S. and China intellectual property laws specifically with respect to the Committee of Foreign Investment in the US (CFIUS). Prior to joining Lattice, Billerbeck served as the President and CEO of Zilog, which was acquired by IXYS Corporation in 2010. Before joining Zilog, Billerbeck served for more than 18 years at Intel in various executive and management positions, including Vice President and General Manager of the Flash Products Group. Billerbeck has also led several key engineering functions in the memory space, including Director of Design Engineering, Director of Packaging and Director of Operations. Mr. Billerbeck received his bachelor's of science degree in mechanical engineering from the University of California at Davis.  Darin brings highly relevant experience to Everspin’s Board of Directors spanning microcontrollers, programmable logic and memory technologies along with that of a public semiconductor company CEO. Billerbeck’s rich experience in memory, component and intellectual property will be a key resource as we grow the mainstream adoption of our STT-MRAM products into new markets and applications.


Sanjeev Aggarwal, Ph.D., President and Chief Executive Officer

Sanjeev Aggarwal has served as a member of our Board of Directors since March 2022 and is currently the President and Chief Executive Officer of Everspin Technologies.  With over 25 years of expertise in the non-volatile memory and semiconductor industry, Sanjeev has been instrumental in shaping Everspin since its inception in 2008 through various leadership positions. Most recently, he served as the Chief Technology Officer driving product and technology roadmaps and business agreements with partners, vendors, and suppliers. As the Vice President of Technology R&D, he directed cross-functional teams to develop and qualify new technology and products. As Vice President of Operations, he managed manufacturing operations, supply chain, and managed joint development agreements for technology transfer and production. Before Everspin, Sanjeev was at Freescale Semiconductor and part of the team that spun out to form Everspin Technologies. Prior to his work on MRAM, Sanjeev worked on developing Ferroelectric memories at Texas Instruments. In 2005, he was awarded the Technical Excellence Award by the International Symposium on Integrated Ferroelectrics for his contributions to commercializing FRAM technology. Sanjeev is Senior Member, IEEE and his technical contributions include over 100 issued patents, more than 100 publications and numerous invited presentations. He graduated from Cornell University with a doctorate in Materials Science and Engineering and received his bachelors from Indian Institute of Technology, Varanasi in Ceramic Engineering.


Lawrence G. Finch, Sigma Partners

Lawrence G. Finch has served as a member of our Board of Directors since June 2008. Mr. Finch has served as managing director at Sigma Partners, a venture capital firm, since joining the firm in 1987. Mr. Finch brings a wealth of operational experience in moving early-stage technology companies through high-growth stages of development. He has advised more than 20 companies throughout his career. We believe that Mr. Finch’s 40 years of experience in founding, managing, and financing businesses, strong relationships in the semiconductor space, and his knowledge of our company qualifies him to serve on our board of directors.


Glen Hawk

Glen Hawk has served as a member of our Board of Directors since May 2022.  Mr. Hawk was Chief Operating Officer of Lattice Semiconductor Corporation from 2015 through 2017 serving as Chief Executive Officer on an interim basis through August 2018.  Prior to Mr. Hawk’s tenure at Lattice, he was Vice President and General Manager of the NAND Solutions Group at Micron Technology Incorporated from 2010 to 2014.  During his time at Micron, Mr. Hawk directed the activities of 1,200 employees. He drove profitable revenue growth to $3 billion annually through a significant shift toward higher value, more fully integrated solutions, such as solid-state drives for consumer and enterprise applications.  Before Micron, Mr. Hawk was Vice President, General Manager of the Embedded Business Group at Numonyx from 2008 until 2010.  Prior to Numonyx, Mr. Hawk was at Intel for 22 years in both engineering and business functions, including General Manager of Intel’s Flash Products Group. Mr. Hawk started his career at Monolithic Memories where he spent 3 years developing Programmable Array Logic technologies after earning a Bachelors degree in Chemical Engineering from the University of California at Berkeley.


Tara Long

Tara Long is the CFO of Furtuna Skin. Prior to joining Furtuna in 2021, Ms. Long was a Senior Advisor to Dell Technologies from November 2019 through August 2021.  She also served as a Senior Advisor to Smart Global Holdings from August 2021 through November 2021.  From March 2018 to September 2019, Ms. Long was the SVP of Strategy & Corporate Development at McAfee.  Prior to joining McAfee, Ms. Long was VP of Strategy & Corporate Development at Seagate Technologies where she held various roles from 2006 until 2017.  Tara holds an MBA from The University of Maryland and a Bachelor of Arts from Marquette University.


Geoff Ribar

Geoff Ribar has served as a member of our Board of Directors since December 2018. Ribar served as a senior advisor to Cadence Design Systems, Inc. until his retirement on March 31, 2018. Prior to this role, Ribar was chief financial officer and senior vice president of Cadence Design Systems, Inc. for seven years. During this period, Ribar was responsible for managing the company’s global finance organization, which included the investor relations and operations groups as well as the internal audit, tax, treasury and controller functions. Prior to Ribar’s tenure at Cadence, he served as the chief financial officer for Telegent Systems in Sunnyvale, California, where he led the company’s finance, legal, IT, and HR teams. He also has extensive experience in the semiconductor industry holding the CFO position at SiRF Technology, Matrix Semiconductor and NVIDIA. In addition, Ribar worked at AMD (Advanced Micro Devices) for 15 years, including as corporate controller. Over the course of his career, Ribar has facilitated many M&A transactions, helping companies successfully scale during periods of rapid growth. Ribar received his Bachelor of Science degree in Chemistry as well as an MBA from the University of Michigan. Geoff brings highly relevant experience to Everspin’s Board of Directors as a high-tech financial expert. Ribar’s rich experience in all areas related to finance will be valuable to Everspin as we continue to scale and grow the business.