Citibank, N.A. is the primary U.S. banking subsidiary of Citigroup, a financial services multinational corporation. Citibank was founded in 1812 as City Bank of New York, and later became First National City Bank of New York. From Wikipedia
Existing cardholders can use the expanded perks now, with the higher price appearing at renewal starting late 2025 for business accounts then early 2026 for consumer accounts.