like: im Namen → →
Vielen Dank – auch im Namen aller Kollegen und Kolleginnen – für diese interessante Präsentation. ☊ 
Thay mặt tất cả các đồng nghiệp xin chân thành cám ơn bài diễn thuyết rất thú vị này. ☊ (Lektion 114, Nr. 2121) a joint account (= one in the name of more than one person) ☊ account ☊
On behalf of the department I would like to thank you all. ☊ on behalf of sb, on sb's behalf ☊
to act on behalf of a client ☊ client ☊
a joint account (= a bank account in the name of more than one person, for example a husband and wife) ☊ joint ☊
We have a reservation in the name of Grant. ☊ reservation ☊
reserve sth: I've reserved a room in the name of Jones. ☊ reserve ☊