D'addario is investing into Promark
California Corporation D'Addario announced on January 2012 during the NAMM Show in Anaheim that they managed to improve the LEAN manufacturing quality results significantly after the acquisition of ProMark a year ago. It was achieved due to the LEAN manufacturing and $ 1 million capital investment into the infrastructure and modern equipment. The company is planning to shift the production from the traditional to the lathe machinery center less grinding machines all the way to the end of 2012. Read more.