Microporous is led by a management team with decades of industry experience dedicated to driving sustainable growth with a culture focused on innovation, efficiency, and quality.

President and CEO, Jean-Luc Koch, from Microporous battery separators
Jean-Luc Koch
President + CEO

Jean-Luc Koch, President and CEO of Microporous, took the helm in 2013. He has held previous positions as Director of Sales, Corporate Project Director, and VP of Global Operations, Procurement & Engineering, which has given him critical insight into all aspects of the business within the battery separator industry.

Jean-Luc is a strong believer in leading by example and tries to motivate every department and team member to bring new ideas for improvement and growth. His engagement has been integral in the consistent and record-breaking growth that Microporous has enjoyed in his years as CEO. He recognizes his key asset in developing a successful plan for the future of Microporous is based on building the greatest team he can and then focusing on developing those team members into global leaders in the industry.

Under Jean-Luc’s leadership, Microporous has seen extensive team growth, adding new positions to help direct the management and quality of all product operations—as well as an all-new research and development department that will continue to secure and enhance Microporous’s position as a leader in its markets.

He earned a bachelor’s degree in mechanical engineering from the University of Technology of Nancy – France and a master’s degree in international sales of industrial products and services from the Business School of Mulhouse-France.


Bill Brown has led Microporous in the position of CFO since June 2019. Bill has more than 10 years of experience in the separator industry. He was a key part of the team working for the former parent corporation that divested Microporous in 2013. He also served as the CFO for the newly independent Microporous between 2013 to early 2015 and as the Director of Business Development 2018 to 2019. He particular enjoys working with the business partners to enhance financial knowledge across the company. Bill holds an MBA from Crummer Scholl of Business in Winter Park, FL.

Ed is a licensed CPA and holds a Bachelor of Science (BS) in Accounting and Finance from Indiana University.

Bill Brown
Jim Square

Jim Franklin joined Microporous in early June, 2018. He previously worked as Chief Operating Officer for a leading pharmaceutical packaging manufacturer. He appreciates the power of employee motivation, empowerment, and engagement when coupled with clear manufacturing goals. With over 32 years of global operations experience, Jim’s keen insights into efficient operations management will enhance Microporous’ continual success.

Jim holds a Bachelor of Science in Business Administration from Olivet Nazarene University (Illinois).


David joined Microporous in late January, 2018. He previously worked as Chief Technology Officer for a leading battery manufacturer. David has over 30 years of experience with battery technology. His in-depth knowledge of battery technology has given him an excellent reputation in the industry. Microporous’ R&D department will continue to strive for product innovation.

David holds a Bachelor of Science degree in Materials Engineering from Surrey University, UK.

David Mihara proofs 3

Claudia Lorenzini has joined Microporous Austria in late 2015. She has started her career in the battery industry in early 1996 with world-wide responsibility for the sales of different types of battery separators for the company Jungfer. After 2005 she continued working for Daramic based in Italy being accountable for several important key accounts in Eastern and Western Europe as well as in Middle East. Claudia is responsible to develop, drive and execute Microporous’ strategic sales and marketing plans to achieve the targeted growth objectives and expand market share in EMEA and Asia Pacific. She is the “voice of the customer” working actively on new product development together with the technical team making sure that we remain a customer centric organization following the needs of the market and growing the business together with our customers.

Claudia speaks three languages and is well known in the market and connected with many battery experts and decision makers around the Globe.

President and CEO, Jean-Luc Koch, from Microporous battery separators
President and CEO, Jean-Luc Koch, from Microporous battery separators

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