ING Group (Internationale Nederlanden Groep) is a Dutch multinational banking and financial services corporation headquartered in Amsterdam, formed in 1991 through the merger of insurance company Nationale-Nederlanden and banking group NMB Postbank Groep. It offers a comprehensive range of services - retail, wholesale, direct, and private banking; insurance; asset and wealth management; investment banking; and sustainable finance - serving tens of millions of clients across over 40 countries with around 60,000 employees.