IronPlanet is the world's leading online auction company for buying and selling used heavy equipment and trucks. Backed by Caterpillar, Komatsu, and Volvo, the online marketplace offers a convenient, reliable, and easy-to-use auction approach that minimizes hassles and maximizes satisfaction. Sellers achieve faster and more profitable sales through lower transaction costs and a global audience of buyers. And, buyers trust the equipment they bid on was inspected and ...