Tony brings together buyers and sellers of used heavy construction equipment, and them negotiate the terms of the sale. however, he never takes title to any of the equipment himself, nor does he provide any financing for the buyer. tony is acting as a

Broker

Explanation: In simple words, broker refers to the individual or a firm who works as a medium for the buyers and sellers and persuade them to make a deal. These individuals usually charges commissions on every deal they made between the two parties.

These are market experts who know the needs of different parties to the contract and charges them for saving their time and efforts. In the given case, Tony did not purchases any of the assets but only arranged deals with the buyer and seller.

Hence we can conclude that he is a broker.