handler

assistant broker commissioner deputy lawyer minister officer operative operator promoter representative worker

abettor actor advocate ambassador assignee attorney delegate doer emissary envoy executor factor factotum functionary go-between intermediary mover negotiator principal proctor proxy salesperson servant steward substitute surrogate

mediary middleperson ten percenter

chauffeur jockey motorist operator trainer

automobilist coachman hack whip

autoist cabbie coach person leadfoot road hog

passenger

administrator boss controller director executive officer official organizer producer superintendent supervisor

comptroller conductor exec governor head overseer proprietor

head person straw boss zookeeper

employee worker

broker dealer exporter operator retailer seller shipper shopkeeper trader trafficker vendor wholesaler

businessperson consigner jobber marketer salesperson sender storekeeper tycoon

tradesperson

customer

buyer

adviser breeder coach mentor professor tutor

demonstrator guide lecturer

drill sergeant

pupil student