Purple Wave Auction is an online auction company that specializes in selling used equipment and vehicles. The company was founded in 2000 and is headquartered in Manhattan, Kansas. Purple Wave Auction has a large inventory of items for sale, including construction equipment, agricultural equipment, trucks, trailers, and more. The company offers a variety of services to buyers and sellers, including financing, transportation, and inspection services. Purple Wave Auction has a strong reputation for providing high-quality service and has won numerous awards for its innovative approach to online auctions.