Graubundner Kantonalbank (GKB) is a Swiss cantonal bank headquartered in Chur, offering a range of services for private, corporate, and institutional clients. Services include private banking, business banking, investment, and e-banking solutions[1][5]. GKB targets residents and businesses in Graubunden, with a focus on sustainability and community engagement[3]. Its unique selling proposition is its strong local roots combined with comprehensive financial services, including sustainable investment options[3]. GKB also holds stakes in several financial institutions, enhancing its asset management capabilities[2][4].