Naveed Sherwani
Chief Executive Officer

Naveed brings over 25 years of experience in entrepreneurship, technical engineering and general management to his role at CEO of SiFive. Naveed has founded and co-founded nine companies including Open Silicon and Brite Semiconductor, a leading solution provider in China / APAC. He also served as founder and general manager of Intel Microelectronics Services, where he pioneered Open methodology for EDA. Naveed received his Ph.D from the University of Nebraska-Lincoln.

Shiva Natarajan
Chief Financial Officer

Shiva brings extensive financial management experience from both public and private technology companies. Before SiFive, he was vice president finance at A10 Networks. Prior to A10, Shiva served as vice president and chief accounting officer at Fluidigm Corporation, and held several roles at Applied Micro Circuits Corporation, including vice president, chief accounting officer and interim chief financial officer. Shiva also served as corporate controller of Open-Silicon, and director of accounting at Silicon Image. Previously, Shiva was with Ernst & Young LLP. He is a Certified Public Accountant (CPA) and holds a Bachelor of Science from the University of Calcutta.

Yunsup Lee
Co-Founder & Chief Technology Officer

Yunsup is SiFive’s Chief Technology Officer and co-founder. Yunsup received his PhD from UC Berkeley, where he co-designed the RISC-V ISA and the first RISC-V microprocessors with Andrew Waterman, and led the development of the Hwacha decoupled vector-fetch extension. Yunsup also holds an MS in Computer Science from UC Berkeley and a BS in Computer Science and Electrical Engineering from the Korea Advanced Institute of Science and Technology (KAIST).

Krste Asanovic
Co-Founder & Chief Architect

Krste is SiFive’s Chief Architect and a co-founder. Krste is also a Professor in the EECS Department at the University of California, Berkeley, where he is Director of the ADEPT Lab. Krste leads the RISC‑V ISA project at Berkeley, and is Chairman of the RISC-V Foundation. He is an ACM Distinguished Scientist and an IEEE Fellow. Krste received his PhD from UC Berkeley, and a BA in Electrical and Information Sciences from the University of Cambridge.

Andrew Waterman
Co-Founder & Chief Engineer

Andrew serves as SiFive’s Chief Engineer and co-founder. Andrew received his PhD in Computer Science from UC Berkeley, where, weary of the vagaries of existing instruction set architectures, he co-designed the RISC-V ISA and the first RISC-V microprocessors with Yunsup Lee. Andrew is one of the main contributors to the open-source RISC-V based Rocket chip generator and the Chisel project. Andrew also has an MS from UC Berkeley and a BSE from Duke University.

Jack Kang
VP of Product Marketing

Jack is currently Vice President of Product Marketing at SiFive. Prior to SiFive, Jack held a variety of senior business development, product management, and product marketing roles at both NVIDIA and Marvell, with a long track record of very successful, large scale design wins. Jack started his career as a frontend design engineer, with a focus on CPU architecture and design. Jack received his BS degree in Electrical Engineering and Computer Science from UC Berkeley.

Shafy Eltoukhy
SVP, Operations and GM of SiFive SoC Division

Shafy has over 35 years of experience in semiconductor industry. He served as VP and BU manager of Analog Mixed Signal group at Microsemi. He was the VP of Operations and Technology Development at Open Silicon. He was the VP of Technology at Lightspeed Semiconductor where he joined the founding team that invented structured ASIC technology. Shafy was the Director of Technology Development at Actel Corporation, where he participated in the development of the first generation of FPGA products. He also held engineering positions at Intel Corporation. Shafy holds a Ph.D. from the University of Waterloo, Canada.

Sunil Shenoy
VP of Hardware Engineering

Sunil developed microcontrollers, microprocessors, graphics, media and supercomputing processors for over 30 years at Intel, and holds 16 microprocessor design patents. Notable projects that he worked on or led include the Intel Pentium™ 4 generation of microprocessors, highly integrated multi-core Intel Xeon™ microprocessors for datacenter and enterprise servers and massively parallel Intel Xeon Phi™ microprocessors. Sunil led silicon development teams across the world, bringing products successfully to market. He also drove collaboration with major EDA vendors to improve development productivity. He was appointed a Corporate Vice President in 2010. Sunil has a MSCE from Syracuse University, a MBA from University of Oregon and has done extensive, recent graduate study in Computer Science.

Brad Holtzinger
VP of Sales

Brad brings over 25 years of sales, operations, and business development experience to SiFive. Brad is the former VP of Worldwide Sales for MIPS and was the CEO for a number of privately funded and venture-backed startups. He started his career at Motorola as an embedded hardware and software design engineer and was one of the founding members of Motorola’s Microcomputer Group. Brad received his BSEE from Purdue University in West Lafayette, Indiana and was an Instructor for the University of California Berkeley.

Jeff Mulhausen
Chief Evangelist

Jeff brings nearly two decades of marketing, strategy, business development, and finance experience to SiFive. Jeff has advised a number of Fortune 500 companies and startups in the technology, media, and education space. Prior to SiFive, Jeff led the international strategy and business development efforts for the education arm of the Discovery Channel working with government officials, technology, and education companies worldwide. Jeff started his career with Deloitte and Time Warner and received his BS degree in Accounting from Penn State.

Han Chen
Chief Engineer, Implementations and Methodology

Han is SiFive’s Chief Engineer for Chip Implementations and Methodology. During his eleven years at Synopsys, Han personally implemented and taped out multitude of chips including ARM’s first DVFS system, as well as helping to build the Mixed Signal IP Group and the IP chip factory. As Implementations Prime Lead, he led the digital implementation, integration, and test-chip teams that were responsible for dozens of tape-outs per year. Post Synopsys, Han was Principal Methodologist at ARM and created design methodologies that allowed for the tape-out of dozens of chips at ARM.

Technical Advisers

David Patterson

Dave retired after 40 years as an EECS professor at UC Berkeley before joining Google in 2016. He is probably best known for the book Computer Architecture: A Quantitative Approach and for the Berkeley RISC, RAID, and NOW projects. He is a member of the National Academy of Engineering, the National Academy of Sciences, and the Silicon Valley Engineering Hall of Fame. He is a fellow of ACM, IEEE, both AAAS organizations and is on the RISC-V Foundation Board of Directors. He received BA, MS, and PhD degrees from UCLA.

Mark Horowitz

Mark Horowitz is the Yahoo! Founders Professor at Stanford University and was Chair of the Electrical Engineering Department from 2008 to 2012. He co-founded Rambus Inc. in 1990 and is a fellow of the IEEE and the ACM and a member of the National Academy of Engineering and the American Academy of Arts and Science. Dr. Horowitz’s research interests are quite broad and span using EE and CS analysis methods to problems in molecular biology to creating new design methodologies for analog and digital VLSI circuits.

Borivoje Nikolic

Borivoje Nikolic is the National Semiconductor Distinguished Professor of Engineering at the University of California, Berkeley. He received the Dipl.-Ing. and MSc degrees in electrical engineering from the University of Belgrade, Serbia, and the PhD degree from the University of California, Davis. His research interests include a wide range of topics in digital, analog and RF circuit and system design. He spent two years at Texas Instruments, working on disk-drive electronics.

Vladimir Stojanovic

Vladimir is an Associate Professor in the EECS Department at UC Berkeley. He is a Co-Director of the Berkeley Wireless Research Center. Vladimir received his MS/PhD from Stanford University and Dipl.-Ing. from University of Belgrade. He was also an Associate Professor at MIT and a Principal Engineer at Rambus Inc. Vladimir is a co-founder of Ayar Labs and NanoSemi, Inc.

Jonathan Bachrach

Jonathan Bachrach is an Adjunct Assistant Professor at UC Berkeley where he teaches and researches software techniques to accelerate the design of electromechanical systems. Before UC Berkeley, he cofounded Other Lab, was a research scientist at MIT for 8 years, and held postdocs at Stanford and ICSI. He received a BS degree from the University of California San Diego and MS and PhD degrees from the University of Massachusetts Amherst.

Olof Johansson

Olof is lead ARM SoC Linux maintainer and currently a Principal Software Engineer at Tesla Motors. He has extensive experience with Power PC and ARM architectures on supercomputers, embedded systems, and everything in between. Olof has guided multiple silicon vendors to successful and sustainable strategies for Linux kernel platform enabling, and in his role as Google’s Chrome OS kernel lead he contributed to the broad success of the platform and its transformation of personal computing. He holds a M.Sc in Computer Science and Engineering from Luleå University of Technology, Sweden.

Clark Barrett

Clark Barrett joined Stanford University in September 2016 after 14 years at NYU. His PhD dissertation (Stanford, 2003) introduced a novel approach to constraint solving called Satisfiability Modulo Theories (SMT). His current work focuses on the application of SMT solvers to improve reliability and security of software, hardware, and machine learning systems. He was also a pioneer in industrial applications of formal hardware verification, contributing to efforts at Intel and 0-in Design Automation. He has received best paper awards from DAC, ITC, and FMCAD, and is an ACM Distinguished Scientist.

Adam Chlipala

Adam Chlipala is an Associate Professor of Computer Science at MIT, which he joined in 2011. His research focuses on strong, machine-checked correctness proofs for performant computer systems, including for generation of low-level cryptographic code with the Fiat Cryptography project (adopted by Google Chrome and now used for most HTTPS connections) and full functional correctness proofs for computer processors with Kami (applied to several RISC-V designs). He holds a PhD in computer science from Berkeley (2007) and a BS in the same from Carnegie Mellon (2003).

Business Advisers

Sander Arts

Sander Arts is the former CMO of Atmel Corp and NXP Semiconductors and Founder of his own consultancy business.

After joining Atmel in 2012, Sander quickly repositioned Atmel to become a driving force at the center of innovation, focusing on the Internet of Things and the maker movement. Using creativity, community-building, and embracing ‘open source’ as an opportunity, Sander and his team led Atmel to create one of the largest social media footprints in the semiconductor industry and built direct links to revenue generated.

Previously, Sander worked at NXP Semiconductors (formerly Philips Semiconductors), rising to Global Head of Corporate Communications four years out of graduate school, becoming the youngest executive in Royal Philips in 2006. Follow him on Twitter: @sander1arts.

Mike Noonen

Mike Noonen is an adviser to the most innovative semiconductor and IoT companies. He also currently leads sales and business development at Silego Technology, the Configurable Mixed-Signal pioneer. Previously, Noonen was interim CEO at Ambiq Micro, Chairman of Silicon Catalyst, EVP at GlobalFoundries and NXP. In 2012 he was elected to the Global Semiconductor Alliance Board of Directors. Noonen has also held executive roles at National Semiconductor, Cisco Systems, and 8x8. He holds a BSEE from Colorado State University and was named the College of Engineering Distinguished Alumni.

Bertrand Irissou

Bertrand Irissou is a serial entrepreneur with over 25 years of industry experience in fabless semiconductor companies. Specializing in mixed signal analog IC design for consumer, automotive, and space industries, he was a co-founder and later CEO of ASIC Advantage, acquired in 2011 by Microsemi. More recently, he helped start and fund companies involved in semiconductor, robotics, and medical devices. Bertrand received his MS and BS in EECS from UC Berkeley.