JohnDow Industries has appointed Greg Iorfida to the newly created position of national sales manager, Dynamic Automotive. Iorfida brings over 25 years of general merchandise sales and marketing experience and over five years working in the TPMS automotive aftermarket industry to his new position. Iorfida comes to JDI from TPMS Solutions where he was co-owner and national sales manager selling and marketing TPMS solutions, tools, sensors and service kits. Prior to that, he was a business development associate with the Business Advantage Division of the Staples Office Supply Company. He has held sales, marketing and management positions throughout his career. The Dynamic brand is a national supplier of automotive fasteners, hardware and supplies, representing an emerging part of the JDI aftermarket business.