business agent
noun[C]
ukusapersonwhorepresentsapersonorcompanyinmattersofbusinessand who can makebusinessdecisions,agreements, etc., for them:
Thisinformationcan be used bybusinessagentsorbrokersthatbecomeinvolvedin themarketingprocess.
HRUS
alaborunionofficerwhorepresentsallmembersat onecompany:
Don Staten is abusinessagentof LaborersUnionLocal 434.