A computerized information storage, filtering and presentation system configured to facilitate the function of intermediary broker agents in the purchasing and sale of consumable and perishable products, such as dairy goods. The computerized system provides agents of the intermediary broker with filtered information via a communications network identifying the sellers of particular goods, current market purchase prices, and transportation costs for various regions. The computerized system further provides the agents with additional filtered information via the communications network identifying buyers for particular goods and current market selling prices, enabling the agents to efficiently match goods purchased from a seller to a buyer's demand while achieving a desired profit margin.