Meet The Team

Meet The Dosimetry Services Team

Sue Kempf


Sue Kempf has been President of the Dosimetry Services Division since March 2014. Ms. Kempf previously held the position of Vice President IT for the Dosimetry Services Division. Prior to joining Mirion, from 2001 until 2006, Sue acted as Managing Director of Technical Services and then as Executive Director of Platform Development at Vodafone.  In both of these roles, she managed and executed complex multi-functional projects, such as the design, specification and development of new software applications, and the worldwide implementation of 24/7 software support across the company. She holds a MBA degree from University of Redlands.


Louis Biacchi

Vice President, Worldwide Sales

Lou has been involved with the dosimetry business since 1994. He began his career as the TLD Program Manager before transferring to sales in 1997. Lou graduated from Bloomsburg University with a BS in Health Physics. As part of his education, he completed a one-year internship at Pennsylvania Power and Light in their dosimetry laboratory where his main responsibility was the testing and implementation of an extremity reading system. Lou is an avid golfer and enjoys attending or watching a wide variety of sports.


Kip Bennett

Vice President, Technical Operations

Prior to joining GDS in 1996 Kip spent 6 years in the naval nuclear power program as an Engineering Laboratory Technician which included administration of the dosimetry program for ship personnel. Initially Kip joined GDS as a TLD technician working in the TLD laboratory. During his tenure at GDS, Kip has both supervised and managed the TLD program. He is currently Vice President of Technical Operations and is responsible for the TLD, CR39, and Film Programs as well as other technically-related tasks. Kip graduated from California State University, Long Beach in 2002 with a Bachelor of Science degree in Biology.


Alison Ulrich

Vice President, Human Resources

9 years in HR. Alison has held the position of HR Director for the past 3 years at GDS. Prior to GDS, she served as Director, HR at IPNet Solutions, Inc. Alison holds a B.A. in Environmental Analysis and Design from University of California, Irvine and is Certified Professional in Human Resources (PHR).


Erika Santos

Vice President, Finance

Erika joined the Dosimetry Services Division in April of 2008. She leads the Finance and Accounting team for the DSD Division. Erika brings 13 years experience in Finance, Operations, and senior management. Prior to joining DSD, Erika held positions as Vice President Operations, Director of Operations, and Controller for a leading west coast distributor of industrial containers and packaging. Erika led projects in centralizing accounting operations, acquisition integration, warehouse consolidations, and systems implementations. Erika holds a Bachelor of Science Degree from California State University, Long Beach.