​Board of Directors

  • Garry Rogerson, PhD

    • Chair of the Board

    Mr. Rogerson has served as Coherent’s Chairman of the Board since June 2007. Since September 2015, Mr. Rogerson has been a private investor. From August 2011 to September 2015, Mr. Rogerson was Chief Executive Officer and a member of the Board of Directors of Advanced Energy Industries, Inc., a provider of power and control technologies for thin film manufacturing and solar-power generation, after which he agreed to serve as a special advisor for a period of time. He was Chairman and Chief Executive Officer of Varian, Inc., a major supplier of scientific instruments and consumable laboratory supplies, vacuum products and services, from February 2009 and 2004, respectively, until the purchase of Varian by Agilent Technologies, Inc. in May 2010. Mr. Rogerson served as Varian’s Chief Operating Officer from 2002 to 2004, as Senior Vice President, Scientific Instruments from 2001 to 2002, and as Vice President, Analytical Instruments from 1999 to 2001. Mr. Rogerson received an honours degree and Ph.D. in biochemistry as well as an honorary doctoral science degree from the University of Kent at Canterbury.

  • Andy Mattes

    Mr. Mattes has served as our Chief Executive Officer and President as well as a member of the Board since his appointment on April 6, 2020. Prior to joining Coherent and beginning in June 2019, he was a Senior Advisor to McKinsey & Company, a leading global management consulting firm, providing corporate and strategic consulting services to various clients of the firm. From January 2018 to May 2019, he was an independent corporate advisor. From 2013 to December 2017, he was the Chief Executive Officer and a member of the board of directors of Diebold Nixdorf Incorporated, a retail and financial services technology systems company. He also served as its President from 2013 to August 2016. Mr. Mattes was the Senior Vice President, Global Strategic Partnerships at Violin Memory, a computer storage systems company, in 2013. He has also held various senior management positions with Hewlett-Packard Co., a computer technologies company. From 2008 to 2011 he was the Senior Vice President and General Manager of Hewlett Packard’s Enterprise Services for the Americas. From 2006 to 2008 he was Hewlett Packard’s Chief Sales Officer for the Enterprise Business. Mr. Mattes spent the first 20 years of his career (between 1985 and 2005) at Siemens, holding a variety of senior leadership positions. These culminated in his role as chief executive officer of Siemens Communications Inc., USA, in Boca Raton, Florida. He received his Diplom-Kaufmann in business administration from Ludwig Maximilan University.

  • Jay T. Flatley

    Since 1999 Mr. Flatley has served as a member of the Board of Directors of Illumina, Inc., a leading developer, manufacturer and marketer of life science tools and integrated systems for the analysis of genetic variation and function and from July 2016 to December 2019, as Illumina’s Executive Chairman of the Board of Directors. Since January 2020, he has served as Chairman of the Board of Directors of Illumina. From January 2016 to July 2016, he also served as Illumina’s Chairman of the Board of Directors. From 1999 until July 2016, Mr. Flatley was Illumina’s Chief Executive Officer. From 1999 to December 2013, Mr. Flatley also served as Illumina’s President. Prior to joining Illumina, Mr. Flatley was President, Chief Executive Officer, and a member of the Board of Directors of Molecular Dynamics, Inc., a Nasdaq listed life sciences company focused on genetic discovery and analysis, from 1994 until its sale to Amersham Pharmacia Biotech Inc. in 1998. Additionally, he was a co-founder of Molecular Dynamics and served in various other positions there from 1987 to 1994. Mr. Flatley is also a member of the board of directors of Denali Therapeutics Inc., a biopharmaceutical company. Mr. Flatley previously served on the board of directors of Juno Therapeutics, Inc., a biopharmaceutical company. Mr. Flatley holds a B.A. in Economics from Claremont McKenna College and a B.S. and a M.S. in Industrial Engineering from Stanford University.

  • Pamela Fletcher

    Ms. Fletcher has served as Vice President—Global Innovation at General Motors Company (“GM”), a global automotive company, since October 2018 and was previously Vice President—Global Electric Vehicle Programs at GM since October 2017. Over a fifteen-plus year career with GM, Ms. Fletcher has served in various roles, including Global Executive Chief Engineer, Autonomous and Electrified Vehicles and New Technology, from July 2016 to October 2017; Executive Chief Engineer, Electrified Vehicles from August 2012 to July 2016; Chief Engineer, Chevrolet Volt Propulsion System from 2009 to August 2012; and Assistant Chief Engineer, Hybrid & Electric Propulsion Systems from 2007 to 2008. She holds a B.S. Engineering from Kettering University and an M.S. Engineering from Wayne State University.

  • Beverly Kay Matthews

    Ms. Matthews is a certified public accountant and retired from Ernst & Young, LLP (“EY”), a global accounting firm, in June 2019, where she served as Vice Chair and Managing Partner of the West Region since 2008. She joined EY in 1983 and held a number of leadership positions, including Chief Operating Officer and Managing Partner of the Americas’ Assurance and Advisory Business Services from 2005 to 2008; Managing Partner of the Assurance Practice of the Gulf Coast Region from 2001 to 2005; Managing Partner of the Austin Office from 1998 to 2001; and served as an audit partner for privately and publicly held companies in the technology, transportation and healthcare industries. She is also a member of the board of directors and audit committee of SVB Financial Group, the parent company of Silicon Valley Bank, and Main Street Capital Corporation. Ms. Matthews holds a Bachelors of Business Administration in Accounting from Texas Tech University.

  • Michael McMullen

    Mr. McMullen has served as Chief Executive Officer of Agilent Technologies, Inc. (“Agilent”), a global leader in Life Sciences and Diagnostics, since March 2015 and as President of Agilent since September 2014. From September 2014 to March 2015, he also served as Agilent’s Chief Operating Officer. From September 2009 to September 2014, he served as Senior Vice President, Agilent and President, Chemical Analysis Group at Agilent. From January 2002 to September 2009, he served as Agilent’s Vice President and General Manager of the Chemical Analysis Solutions Unit of the Life Sciences and Chemical Analysis Group. Prior to assuming this position, from March 1999 to December 2001, Mr. McMullen served as Country Manager for Agilent’s China, Japan and Korea Life Sciences and Chemical Analysis Group. Prior to this position, Mr. McMullen served as the Controller for the Hewlett-Packard Company and Yokogawa Electric Joint Venture from July 1996 to March 1999. Mr. McMullen has been a member of the board of directors of Agilent since March 2015. Mr. McMullen holds a bachelor’s degree in economics and business administration from the University of Delaware and an MBA from the Wharton School of Business.

  • Steve Skaggs

    Mr. Skaggs has been a private investor since April 2016. From May 2013 to April 2016, Mr. Skaggs was Senior Vice President and Chief Financial Officer of Atmel Corporation, a leading supplier of microcontrollers, until its acquisition by Microchip Technology Incorporated. Mr. Skaggs has more than 25 years of experience in the semiconductor industry, including serving as President, Chief Executive Officer and Chief Financial Officer of Lattice Semiconductor, a supplier of programmable logic devices and related software. He was also previously a member of the board of directors of Lattice. Prior to Lattice, Mr. Skaggs was employed by Bain & Company, a global management consulting firm, where he specialized in high technology product strategy, mergers and acquisitions and corporate restructurings. Mr. Skaggs currently serves on the board of directors of IDEX Biometrics, ASA. Mr. Skaggs holds an MBA degree from the Harvard Business School and a B.S. degree in Chemical Engineering from the University of California, Berkeley.

  • Sandeep Vij

    Since February 2013, Mr. Vij has been a private investor. Previously, he held the position of President and Chief Executive Officer and was a member of the board of directors of MIPS Technologies, Inc., a leading provider of processor architectures and cores, from January 2010 until its sale in February 2013. In addition, Mr. Vij had been the Vice President and General Manager of the Broadband and Consumer Division of Cavium Networks, Inc., a provider of highly integrated semiconductor products from May 2008 to January 2010. Prior to that, he held the position of Vice President of Worldwide Marketing, Services and Support for Xilinx Inc., a digital programmable logic device provider, from 2007 to April 2008. From 2001 to 2006, he held the position of Vice President of Worldwide Marketing at Xilinx. From 1997 to 2001, he served as Vice President and General Manager of the General Products Division at Xilinx. Mr. Vij joined Xilinx in 1996 as Director of FPGA Marketing. He is a graduate of General Electric’s Edison Engineering Program and Advanced Courses in Engineering. He holds an MSEE from Stanford University and a BSEE from San Jose State University.

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