Wurth Group The Wurth Group, a family owned multinational with headquarters in Germany, is the rapidly growing global market leader in the wholesale of assembly and fastening materials. It currently consists of over 400 companies in more than 80 countries and employs approximately 75,000 employees. Wurth Group of North America Inc. Wurth Group of North America Inc., based in Ramsey, NJ, is the holding company for the North American Group companies.