agent
broker
chandler
connection
dealer
go-between
importer
intermediary
intermedium
jobber
liaison
link
marketer
mediary
mediator
medium
merchandiser
merchant
middleman
monger
regrater
retail dealer
retail merchant
retailer
shopkeeper
storekeeper
tie
trader
tradesman
tradeswoman
trafficker
wholesaler
authority
electrical device
advertiser
buyer
consultant
consumer
contractor
creator
designer
developer
integrators
lender
manufacturer
marketers
outlet
producer
provider
publisher
sponsor
supplier
contributor