Einkaufsburo Deutscher Eisenhandler (E/D/E Gruppe) is a European purchasing and marketing association for over 1,200 medium-sized trade companies. They specialize in B2B services for tools, machines, industrial supplies, and building components. Their services include central purchasing, logistics, marketing, digital solutions, and banking services through subsidiaries like ETRIS Bank GmbH. The target audience is primarily specialist wholesalers serving trade, industry, and local authorities. The unique selling proposition is their comprehensive network and integrated services, providing members with competitive advantages through efficient supply systems and access to over 3,200 suppliers.