Dr. John Ambroseo has served as Coherent’s President and Chief Executive Officer, as well as a member of the Board of Directors since October 2002. He served as Coherent’s Chief Operating Officer from June 2001 through September 2002 and as Executive Vice President and as President and General Manager of the Coherent Photonics Group from September 2000 to June 2001. From September 1997 to September 2000, Dr. Ambroseo served as Coherent’s Executive Vice President and as President and General Manager of the Coherent Laser Group. From March 1997 to September 1997, Dr. Ambroseo served as Coherent’s Scientific Business Unit Manager. From August 1988, when Dr. Ambroseo first joined Coherent, until March 1997, he served as a Sales Engineer, Product Marketing Manager, National Sales Manager and Director of European Operations.
Dr. Ambroseo received a Bachelor degree from SUNY-College at Purchase and a PhD in Chemistry from the University of Pennsylvania.
Mr. Palatnik joined Coherent, Inc. as Executive Vice President and Chief Financial Officer in February 2016.
Prior to his appointment, Mr. Palatnik was Chief Financial Officer at voice-technology provider, Audience, Inc. from August 2011 until it was acquired by the Knowles Corporation in July 2015. In his role at Audience, Mr. Palatnik was responsible for leading the IPO and for managing the company’s finance organization worldwide. From April 2008 through September 2010, Mr. Palatnik served as the CFO at Cadence Design Systems, Inc., where he also led the investor relations, information technology and workplace resources groups. From April 2006 through March 2008, Mr. Palatnik served as the company’s Sr. Vice President and Corporate Controller. From July 2004 through March 2006, Mr. Palatnik served as the company’s Corporate Vice President of Technical Field Operations. From June 2001 through June 2004, Mr. Palatnik served as the company’s Corporate Vice President of Sales Finance & Operations. Prior to joining Cadence, Mr. Palatnik held a series of senior financial roles at IBM. Mr. Palatnik was appointed a director and Chairman of the Audit Committee of the Board of Adesto Technologies, Inc in September 2015.
Mr. Palatnik holds a Bachelor of Science degree in industrial engineering and operations research, as well as a Master of Business Administration from Syracuse University.
Mr. DiMarco has served as our Executive Vice President and General Counsel since June 2006 and our Corporate Secretary since February 2007. From February 2003 until May 2006, Mr. DiMarco was a member and from October 1995 until January 2003 was an associate at Wilson Sonsini Goodrich & Rosati, P.C., a law firm.
Mr. DiMarco received a Bachelor degree from the University of California at Irvine and a Juris Doctorate degree from the Law Center at the University of Southern California. He is also an adjunct professor of law at the University of California Hastings College of the Law, teaching corporate law and mergers & acquisitions.
Mr. Merk was appointed Executive Vice President and General manager, Industrial laser and Systems in December 2016. Prior to that Mr. Merk was Chief Executive Officer and President of Rofin-Sinar Technologies Inc. and a member of its Board of Directors from July 2015 to November 2016, when the acquisition of Rofin by the Company was completed. From December 2005 to July 2015, Mr. Merk was the Chief Operating Officer of the Rofin Micro and Marking Business and a Managing Director of Carl Baasel Lasertechnik GmbH & Co. KG. from May 2000 to November 2016. He started his career in 1989 at Boehringer Wekzeugmashinen Vertriebs GmbH, a machine tool company, and remained there until 2000, most recently serving as managing director. Mr. Merk holds a Master’s Degree in mechanical engineering from the Technical University of Stuttgart, Germany.
Mr. Paul Sechrist was appointed Executive Vice President, Worldwide Sales and Service in March 2011. He has over 28 years of experience with Coherent, including Senior Vice President and General Manager of Commercial Lasers and Components Business Group from October 2008 to March 2011, Vice President and General Manager of Specialty Laser Systems Business Group, Santa Clara from March 2008 to October 2008, and Vice President for Components from April 2005 to October 2008. Prior to this, Mr. Sechrist also held roles in Sales Management, Sales, Applications and Manufacturing.
Mr. Sechrist received an AA degree from San Jose City College, with Physics studies at California State University, Hayward.
Dr. Mark Sobey serves as Executive Vice President and General Manager of OEM Laser Sources (OLS), since the formation of the business segment in November 2016, after the acquisition of Rofin-Sinar. OLS business units and products focus on addressing the needs of the Microelectronics, Instrumentation and Research markets. He served as Executive Vice President and General Manager for the Specialty Laser Systems (SLS) Business Group from May 2010, and previously Senior Vice President of SLS since joining Coherent in July 2007. Prior to Coherent, Dr. Sobey spent over 20 years in the Laser and Fiber Optics Telecommunications industries, including roles as Senior Vice President Product Management at Cymer from January 2006 through June 2007 and previously as Senior Vice President Global Sales at JDS Uniphase through October 2005.
Dr. Sobey received his PhD in Engineering and BSc in Physics, both from the University of Strathclyde in Scotland.
Mr. Luis Spinelli has served as Executive Vice President and Chief Technology Officer of Coherent, Inc. since March 2004. Mr. Spinelli joined Coherent in May 1985, and has held various engineering and managerial positions including Vice President, Advanced Research from April 2000 to September 2002, and Vice President, Corporate Research from September 2002 until February 2004. He led Coherent’s Advanced Research Unit (ARU) from its inception in 1998, whose charter was to identify and evaluate new and emerging technologies of interest for the Company across a range of disciplines in the laser field.
Mr. Spinelli holds a degree in Electrical Engineering from University of Buenos Aires, Argentina with post-graduate work at the Massachusetts Institute of Technology.
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