SME and corporate clientscontact
customised solutions for your business
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contact us
customer centre
Do you need day-to-day assistance or have a question about a product or service? Call us:
from the mBank CompanyMobile app by tapping the receiver icon
by dialling 801 273 273 or 22 627 32 73
online assistant
Do you need assistance with using mBank Company Net? Send a message in the mCN chat to get help from an assistant.
corporate branches
Find the nearest branch.
mBank’s registered office
registered office
mBank S.A.
ul. Prosta 18
00-850 Warszawa
mailing room phone no.: +48 22 829 00 00
correspondence address
mBank S.A.
Bankowość detaliczna
Skrytka Pocztowa 2108
90-959 Łódź 2
general information
tax identification number NIP: 526-021-50-88; statistical number REGON: 001254524
National Court Register – District Court for the Capital City of Warsaw, 13th Commercial Division of the National Court Register, registered under KRS no. 0000025237
as at 1 January 2025, the share capital of mBank S.A. (fully paid-up) amounted to PLN 169,987,892