Knipex Tools (Buffalo Grove, IL): Daryl Warren is now key accounts sales manager. He has more than 20 years of industry experience. Prior to joining Knipex Warren worked as a regional sales manager at General Tools and Instruments. He also worked as a strategic accounts manager, marketing manager, regional sales manager and product manager at LA-CO Industries/Markal and a channel manager product manager at JPW Industries. Warren has a BA in journalism from Indiana University.