Mr. Stephen L. Domenik has served as a director of the Company since December 2013. Since 1995, he has been a General Partner with Sevin Rosen Funds, a venture capital firm, where he led numerous investments in private companies. Mr. Domenik served as interim Chief Executive Officer of Pixelworks, Inc., a semiconductor company, from February to April 2016 and as a member of its board of directors from August 2010 to November 2016. Mr. Domenik has also served on the board of directors of MoSys, Inc., a publicly-traded IP-rich fabless semiconductor company, from June 2012 until August 2018 and Radisys Corporation, a publicly-traded provider of technology for mobile networks, from February 2018 until December 2018. Mr. Domenik previously served on the Boards of Directors of Meru Networks, Inc., a publicly-traded technology company, from January 2014 until it was acquired by Fortinet, Inc. in July 2015; NetLogic Microsystems, Inc., a publicly-traded fabless semiconductor company, from January 2001 until it was acquired by Broadcom Corporation in February 2012; and PLX Technology, Inc., a publicly-traded semiconductor company, from December 2013 until it was acquired by Avago Technologies in August 2014. He holds a B.S. in Physics and an M.S.E.E. from the University of California at Berkeley.

Mr. Rex S. Jackson has served as a director of the Company since December 2015. Since May 2018, Mr. Jackson has served as CFO of Chargepoint Holdings Inc. (NYSE: CHPT), a provider of charging solutions for electric vehicles. Mr. Jackson previously served as CFO of Gigamon Inc. (previously, NYSE: GIMO), a developer of network and security visibility solutions, from October 2016 until April 2018, and as CFO of Rocket Fuel Inc. (Nasdaq: FUEL), an advertising technology company, from March 2016 to October 2016. Prior to those roles, Mr. Jackson served as CFO of JDS Uniphase Corporation (Nasdaq: JDSU), a provider of network and service enablement solutions and optical products for telecommunications service providers, cable operators, and network equipment manufacturers, from January 2013 through September 2015, where he drove the separation of JDSU into two independent public companies in August 2015. Mr. Jackson joined JDSU in January 2011 as senior vice president, Business Services, with responsibility for corporate development, legal, corporate marketing and information technology. Prior to JDSU, Mr. Jackson served as CFO of Symyx Technologies (Nasdaq: SMMX) from 2007 to 2010, where he led the company's acquisition of MDL Information Systems and subsequent merger of equals with another public company. Mr. Jackson also previously served as acting CFO at Synopsys and held executive positions with Avago, AdForce and Read-Rite. Mr. Jackson holds a B.A. degree from Duke University and earned his J.D. from Stanford University Law School.