Don't worry, this is normal!
In fact, while Qonto is your interface to manage your account, we partner with French fintech company Treezor to provide your IBAN and process your payments.
From a regulatory point of view, Treezor holds the IBAN of your Qonto account and that's why it appears as the name of your bank.
QONTO, a trademark of OLINDA SAS, with share capital of €135,400 - headquartered at 42 rue Etienne Marcel, 75002 Paris -, registered in France at Paris Registre du Commerce et des Sociétés (RCS, French Trade and Corporate Register, number 819 489 626). OLINDA is registered by the Autorité de Contrôle Prudentiel et de Résolution (ACPR, French body responsible for supervising the banks) as agent of TREEZOR SAS, with share capital of €1,800,000 - headquartered at 150 rue Gallieni 92100 Boulogne-Billancourt - registered in France at Nanterre RCS (number 807 465 059), as electronic money institution approved by the ACPR under number 16798.