Board of Directors

Chief Executive Officer, Rezanent, LLC

Dr. Gabriel is CEO of Rezanent, LLC, a technology and business consulting services provider. From 2020 to July 2023 he was the Chief Operating Officer of Wellcome Leap, an independent innovation organization funded by the Wellcome Trust, the world's fifth largest research trust. Wellcome Leap works at the intersection of engineering and life-sciences to deliver critical medical and healthcare capabilities at accelerated timescales. From 2014 to May of 2020, Ken was the president and chief executive officer of The Charles Stark Draper Laboratory, an independent not-for-profit research institution that develops innovative technology solutions in the fields of national security, space, biomedical systems and energy. Prior to that, Dr. Gabriel served as deputy director of the Advanced Technology and Projects (ATAP) group at Google from 2012 to 2014 and as corporate vice president at Google/Motorola Mobility.

From 2009 to 2012, he was the deputy director, and then acting director, of the Defense Advanced Research Projects Agency (DARPA) in the Department of Defense. Between 2002 and 2009, Dr. Gabriel was the Co-Founder, Chairman and Chief Technology Officer of Akustica, a fabless semiconductor company that commercialized Micro Electro Mechanical Systems audio devices and sensors. Dr. Gabriel holds SM and ScD degrees in Electrical Engineering and Computer Science from the Massachusetts Institute of Technology.

Chief of Staff and Partner, Gehry Partners

Ms. Lloyd is the chief of staff and a partner at Gehry Partners, LLP, a full service architectural firm with extensive international experience in the design and construction of academic, museum, theater, performance, and commercial projects. Founded in 1962 in Los Angeles, California, Gehry Partners’ mission is to raise architecture to the level of art, while creating buildings that meet the project’s functional and budgetary needs. She has held this position since 2009. Prior to this, she was a designer working with Frank Gehry in the firm. In addition to her duties at Gehry Partners, she served as chief executive officer of Gehry Technologies, Inc., a cloud-based software and service company for the architectural, engineering and construction sectors, from 2013 to 2014.

Ms. Lloyd received her Bachelor of Science in Architectural Studies from the University of Illinois, Champaign-Urbana and her Master of Architecture from Yale University. She is a board member of Turnaround Arts California.

Chairman, Keysight Technologies

Ron Nersesian is currently Chairman of Keysight Technologies, a spin-off from Agilent Technologies. Ron served as President and CEO from its formation in 2014 through 2022. Prior to Keysight, Ron provided 10 years of leadership at Agilent, including roles as President and COO. Earlier in his career, Ron put his managerial skills to work at innovative companies including Hewlett-Packard and LeCroy, now a part of Teledyne.

Chief Executive Officer, HackerOne

Kara Sprague is CEO of HackerOne, a global leader in offensive security solutions that combine human insights with AI-powered solutions to eliminate vulnerabilities. Sprague joined HackerOne in 2024. Prior to her current role, she served as EVP, Application Delivery and Enterprise Product Ops for F5, where she was responsible for the BIG-IP and NGINX product families and enterprise-wide product operations.

Sprague spent 13 years with McKinsey & Company, where she held various leadership positions across their technology practice, including the Technology, Media, and Telecom Practice for the Western Region. Earlier in her career, Sprague was on the engineering staff of Oracle, Agilent Technologies, and Hewlett-Packard.

A trained computer scientist and electrical engineer, she holds a bachelor's and two master's degrees from Massachusetts Institute of Technology. She has a passion for advancing diversity and inclusion in technology roles and served on the board of Girls Who Code from 2016 to 2022.

Retired Chief Financial Officer, Dell Technologies

Mr. Sweet joined the Trimble Board of Directors in January 2022. He recently retired as Chief Financial Officer of Dell Technologies, culminating a 26-year career at one of the world’s leading technology companies. As CFO, Mr. Sweet oversaw all aspects of Dell's finance function, including accounting, financial planning and analysis, tax, treasury and investor relations, as well as global business operations, corporate strategy, Dell Financial Services and Dell Technologies Capital. He joined Dell in 1997 and held leadership positions in finance, sales and in various corporate business units before being named CFO in 2014. Prior to Dell, Mr. Sweet was vice president of Accounting and Finance for Telos Corporation, a cyber, cloud and enterprise security company. He spent 13 years with Price Waterhouse providing audit and accounting services to the technology industry.

Mr. Sweet received a bachelor’s degree in business administration from Western Michigan University and is a CPA. He currently serves on the Salvation Army Central Texas Advisory Board.

Former Chief Technology and Information Officer, Vodafone

Johan Wibergh is the former Chief Technology and Information Officer of Vodafone, a global telecommunications provider. He is a seasoned technology executive with over 35 years of experience in managing large-scale operations across the globe, having served in various C-suite positions with leading global companies for more than 15 years. He brings with him a wealth of experience in technology innovation and leadership in networking and telecommunications.

Mr. Wibergh's career includes nearly 8 years as the Group Chief Technology Officer of Vodafone and 6.5 years as EVP & Head of Business Unit Networks for Ericsson. His leadership experience spans various areas such as telecoms networks, enterprise networks, digital and IT systems, cyber security, R&D, product management, operational excellence, and large-scale 24/7 operations. Mr. Wibergh is a member of two other US company boards, Inception Holding with the companies Marconi and Avanci, and Cohere Technologies.