Werner is trying another bank.
https://www.gls.de/gemeinnuetzige-kunden/angebote/girokonto-zahlungsverkehr-karten/ggeschaeftskonto-gemeinnuetzige/uebersicht/
We tentatively decided to use an account of the local savings bank (KSD).
Marcus: We have an appointment tomorrow at 15:00 at the KSD.
Contract will be signed next Thursday at noon
DE7530150200000212****
(ask Marcus or me for the last 4 digits).