Leadership

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Scott R. Bryan

President, 28 years at PHI

Scott earned a B.S. degree in Chemistry from the University of Minnesota in 1982, then earned a Ph.D. in Analytical Chemistry from The University of North Carolina at Chapel Hill in 1986. After graduation he spent 7 years at the BP Research Center in Cleveland, OH as team leader of surface analysis. At BP Scott was a customer of Physical Electronics using both the PHI 5400 XPS and PHI 650 Auger. He joined Physical Electronics in 1993 as Staff Scientist to help develop the first commercial PHI TOF-SIMS product. He was appointed to the Board in 2004 and has held a series of management positions in Sales, Marketing, and R&D. Scott was appointed Vice President in 2008 and President in 2010. His hobbies include travel, hiking, biking, and golf.

                                                                                                                                                                                           David H. Narum

Executive Director of Research & Development, 20 years at PHI

David holds degrees from St. Olaf College (B.A. Physics), University of Minnesota (MSEE), and Stanford University (Ph.D. - Electrical Engineering/Applied Physics). David started his career working in semiconductor physics but fell in love with scientific instrumentation in graduate school. Nearly all his professional experience has been as a scientist working in technology and product development, or in management of such R&D groups. He first joined Physical Electronics in 1990 as part of the team that introduced the world’s first scanning Auger electron spectroscopy system with a field emission electron source and multi-channel detector. His 20 years of service at PHI have come in two stints of about 10 years each; he has also held R&D positions at Control Data Corp., Honeywell Inc., Applied EPI Inc. and FEI Company. 


 

Evaristo Contestabile

Executive Director of Sales, 24 years at PHI

Evaristo graduated from the University of Rome “La Sapienza” in mechanical engineering in 1987. After the mandatory military service, he started his career in 1989 in Italy at Texas Instruments in a DRAM semiconductor fab. He spent there eight years covering several positions from the initial Equipment Engineer in the Plasma-Lithography department to the Metrology Section Manager in the QRA department. Evaristo joined Physical Electronics in 1997 as Service Product Manager of the TOF product line. In 2000 he assumed responsibility for all service aspects of the 300mm Auger product line. In 2003, he was promoted to Director of International Service and European Sales Support Manager. In 2005 Evaristo became Director of Sales and in 2010 he was elected to the Board of Directors.  

                                                                                                                                                                                           Phyllis Peterson

               Executive Director of Finance & General Affairs, 30 years at PHI

 Phyllis joined Physical Electronics Inc. in May of 1991. Phyllis has a degree in Business Administration from the University of St. Thomas. Phyllis started her career with Physical Electronics Inc. in Customer Service. Her primary focus was on the Contracts and managing the fiscal responsibilities of Customer Service along with the field operations. When the Service organization was acquired by PHI USA in late 2003, Phyllis assumed the position of Director of Finance. In September 2005 she was promoted to Executive Director responsible for Finance, Human Resources, Procurement and Information Technology. At the same time, in September, 2005 Phyllis was elected to the Board of Directors. 


 

Gregory Homme

Executive Director of Customer Service, 25 years at PHI

Greg graduated from Brown College in Electronics Technology. He spent six years in the US Navy, and twelve years working at Cooper LaserSonics as a Senior Service Engineer working on surgical lasers around the world. Greg joined Physical Electronics Inc. Technical Support Group in April of 1996 working on the Auger product line, and in 1999 was assigned to the SmartTool project as the service liaison. He was involved in the installations and support of all the SmartTools. In 2004, Greg was promoted to the International Technical Support Manager. In 2016, Greg was promoted to Director of Customer Service.  In July 2019, Greg was elected to the Board of Directors of PHI-USA.  

                                                                                                                                                                     John G. Newman

Director of Analytical Laboratory, 23 years at PHI

John completed his MS degree in analytical chemistry at the University of Minnesota in 1984 where he first used XPS to study the plasma etching of polymers. Since that time John has specialized in the use of advanced surface analysis tools for the analysis of materials covering a wide variety of applications. He started his career in 1983 with Physical Electronics, where he worked on the applications of Auger, XPS, and SIMS techniques. During his career John has toggled between two companies; 23 years with Physical Electronics and 15 years at Evans Analytical Group, always being involved in materials characterization and problem solving using surface analysis instruments. John is currently the Director of the Analytical Laboratory at Physical Electronics USA. John’s hobbies include fishing, hunting, and home/cabin handyman projects.


 

Kateryna Artyushkova

Director of Marketing, 3 years at PHI

Kateryna has received an M.A. Degree with Honors in chemistry from the National Technical University of Ukraine, Kyiv in 1995. She obtained her Ph.D. in chemistry from Kent State University in December of 2001. She was a Research Associate Professor at the Chemical Engineering Department of the University of New Mexico and Associate Director for Center for Microengineered Materials until 2018. Kateryna joined PHI in September of 2018 as a senior staff scientists working in Analytical Laboratory with focus on XPS product line. She has been promoted to Director of Marketing in 2021. She has co-authored 200+ peer-reviewed publications and four book chapters. She is a North American Editor of Surface and Interface Analysis Journal. Her hobbies include singing and dancing. She is passionate with “creating valuable information from vacuum” using surface analysis equipment.


 

                                                                                                                                                                                              Milo Cumaranatunge

Director of Engineering, 24 years at PHI

Milo graduated from the University of Kansas with a degree in Electrical Engineering and Computer Science. He was introduced to Surface Science doing research with Prof. Ted Kuwana on simulating the chemistry of high-surface-area carbon fiber electrodes at the University Bioanalysis Lab. He joined Physical Electronics in 1997 as a Software Engineer and later became the Manager of the Electrical Engineering group. Currently, Milo is the Director of R&D and Engineering at PHI. When he is not overseeing engineering development activities at PHI or in collaboration with ULVAC-PHI, Milo likes to travel, and he writes fiction. Milo is a published author and is in the board at Graywolf Press. 

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