Insurance agency sues Citibank over alleged $1.5 million social engineering theft

Inter-Insurance Agency Services Ltd., a property and casualty agency with offices in Manhattan and Jericho, New York, filed suit against Citibank, N.A. on April 15, 2026, in the US District Court for the Southern District of New York. The agency, founded in 1992, alleges the bank failed to stop – and later failed to make good on – five unauthorized ACH withdrawals totaling $1,540,000.