French phrase
Bienvenue chez ~.
Meaning
Welcome to ___.
When to use it
A polite welcome for visitors to a company or office. It sounds warm and courteous without being overly formal.
Example dialogue
Bienvenue chez Acme.
Welcome to Acme.
Merci, j'ai un rendez-vous avec M. Martin.
Thank you, I have an appointment with Mr. Martin.