Currently, National Business Match allows businesses for sale to be for free for a limited time period. There are several kinds of clients that will list their businesses with NBM. A single business owner or proprietor, a franchise owner, a business broker looking to sell multiple businesses real estate brokers and real estate brokerage houses. National Business Match charges NO commissions if you sell your business unless one of our experienced brokers or intermediaries assisted you and was under separate contract to do so.