We believe that it is the people of ISO Poly Films that set us apart and drive our success. Our team of professionals and film experts enable us to achieve operational excellence, meet production goals and aggressively grow our business. With more than 350 years of combined experience, our management team brings together a breadth and depth of industry expertise and knowledge like none other in the industry.

Jon McClure Email
Founder and CEO

Jon McClure is the Founder and CEO of ISO Poly Films, Inc., and it his vision, leadership skills and keen business savvy that drives the company’s on-going success. Jon developed ISO from his commitment to build a company with a vibrant work environment and a steadfast focus on providing the film industry with high-quality customer service, quality, efficiency and integrity.

Jon’s experience in films and flexible packaging dates back to his high school years, and after graduating from the University of South Carolina in 1983, he began his professional career at International Plastics. He was instrumental in leading several initiatives while at International Plastics, including implementing a sales and marketing plan and inventory program that led to the company growing almost three fold.

Jon was recognized as the Carolinas Entrepreneur of the Year by Ernst & Young in 2001 and was presented with the South Carolina Ambassador for Economic Development in 2002 by the Governor of South Carolina. He was named to the Advisory Board of the Flexible Packaging Association in 2002 and has served on the Society of Plastics Industry Board of Directors.


Russ Joseph Email
Vice President of Sales & Marketing

With 30 years in the polyolefin film industry, Russ Joseph possesses extensive experience servicing industrial film markets. Russ joined ISO Poly in 1997 as one of its founding leaders and built a solid customer base for the company. Russ is leading the company’s growth strategy with key customer and national account responsibility. Prior to joining ISO Poly Films, Russ served as Senior Sales Representative for Industrial Poly Manufacturing, Inc. in New Jersey and held other senior sales and marketing positions with several privately-held firms in the industry.


David Bertelsman Email
Technical Manager

David Bertelsman joined ISO Poly Films in 2011, bringing more than 20 years of experience in the plastics industry to serve as the company’s Technical Manager. Using his hands-on approach and experience, David facilitates process improvements, manages customer product development projects, product performance issues and leads HACCP/AIB Program for ISO Poly. Prior to joining ISO, he served in various managerial positions for Dow Chemical, Exopack and AEP with a concentration on multiple extrusion processes, raw material chemistry and process optimization efforts to meet and exceed product performance expectations.


Russell P. Gehrke Email
Vice President of Technology & Product Development

Russ Gehrke has been bringing his special brand of enthusiasm and creativity to ISO Poly Films since 2004 . He has over 32 years of experience in flexible packaging technology and holds ten patents in flexible packaging structure and package design. Russ has extensive knowledge in the application of process and materials technology for food, specialty and medical packaging. Russ spent 23 years in Research & Development with Pechiney Plastic Packaging including 6 years as Vice-President. This was followed by 5 years in leadership of Gehrke, Kaas and Associates, a consulting firm in flexible packaging technology. Russ earned a Bachelor of Science degree in Chemical Engineering from the University of Wisconsin – Madison.


Tom Lasitter Email

ISO Poly Films. Controller, Tom Lasitter, brings 20 years of management experience with manufacturing companies to ISO, contributing to the company’s productivity. Preceding his position at ISO, Tom acted as the CFO of an international chemical manufacturing company for 10 years. A graduate of the University of North Carolina, Tom is also a Certified Public Accountant.


Beth Stroble Scherpenberg Email
Vice President of Sales Operations

Beth Stroble Scherpenberg has been with ISO Poly Films since 2005, and she currently serves as the Vice President of Sales Operations. In this role she manages sales force effectiveness and productivity, including forecasting, customer service, scheduling and continuous improvement. Beth and her team ensure that customer requests are handled efficiently and in a manner that maintains current and builds future partnerships. By integrating business opportunities with manufacturing and process development, she is instrumental in contributing to ISO Poly Films’ growth strategy through customer satisfaction.


Andy Wallace Email
Human Resources

Andy Wallace brings to ISO Poly Films broad management experience and a wealth of business and financial knowledge. A 21-year employee of American Metric Corporation, Andy served in various positions at the company including Customer Service Representative, Parts Manager, and Operations and Administrative Manager. During a 10-year tenure as Executive Vice President of American Metric, Andy was responsible for $9 million in company growth, as well as all of the company’s financial functions. Andy also led the development of departmental budgets to control costs within American Metric. As Controller and Human Resources Manager for ISO, Andy oversees and manages the growing company’s financial operations including cash flow, bank reconciliation, accounts receivable and accounts payable.


C. Tracy Lyons Email
Market Development/Sales

An 11-year veteran of polyolefin film sales, Tracy has concentrated on fractional gauge lamination films and specialty film markets throughout his career. Tracy spent 12 years in various management positions in the “Hook and Loop” Closure industry preceding his entry into the film business. Prior to joining ISO Poly Films, Tracy served as Southeast Regional Sales Manager for Atlantis Plastics and as Sales Representative for Mid South Extrusion where he handled the company’s national accounts.


Lisa King Gehrke Email
Market Development/Sales

Lisa King Gehrke has been working with ISO Poly Films since 2006 as a technical sales engineer.  She has over 20 years’ experience in the film and packaging industries in technical, management and sales roles and has significant expertise in food packaging applications.  After graduating from the University of Wisconsin – Madison with a Bachelor of Science degree in Chemical Engineering, she worked at Presto Products Company in Research & Development, followed by Pechiney Plastic Packaging as a Senior Research Associate, Product Development Manager, and National Account Manager.  Lisa’s focus is on converter applications.