New, energy-efficient technologies for sustainable production Before  After Company name: Harms&Wende GmbH & Co. KG Company description: Harms&Wende (HWH), is a medium-sized producer of control systems in the welding sector. Its main focus is on pressure resistance welding, friction welding and friction stir welding. ID number on Grant  platform: 2184 Sector: C. Manufacturing EENergy budget: 10 000 € Country: Germany …