Leonard Auction, Inc. in Addison
(630) 495-0280
![Leonard Auction, Inc. - Addison](/logo/0/110/0/default.jpg)
Leonard Auction was founded by auctioneer and appraiser John Leonard in 2004. Leonard Auction began as an on-site auction company and eBay seller before opening our first auction house in 2006. Located in Naperville, Illinois, the business quickly outgrew ...