Noun
an agent who handles business affairs for another; especially one who deals with employers
Source: WordNetAfter completing his undergraduate work, Tua returned to Hawai‘i and was employed as a business agent for United Public Workers Union representing Unit 10 members (Judiciary and State Corrections). Source: Internet
“It seems like anybody that wants to be working is working,” affirms Tony DiTommaso, business agent for Carpenters Local 171, which has 600 active members. Source: Internet