The URL provided, http://www.nn-group.com, does not directly correspond to a specific company's website in the search results. However, based on the name "NN," it could refer to NN Group, a financial services company, or Nielsen Norman Group, a usability consulting firm. - NN Group offers insurance, retirement services, banking, and investments across Europe and Japan, targeting individuals and businesses[2][3][5]. - Nielsen Norman Group provides usability consulting and research services, focusing on user experience for digital products[4]. Unique Selling Proposition (USP): Each company has a distinct USPNN Group's is comprehensive financial solutions, while Nielsen Norman Group's is expertise in user experience optimization.