In 1959, Sanford A. Alderfer realized his childhood dream and became an auctioneer when he opened Sanford A. Alderfer Inc. Now, with a half century of history and happy customers, Alderfer Auction & Appraisal has earned a reputation for honesty, creativity, and dedication. Based in Hatfield, Pennsylvania, we provide buyers and sellers with superior service and a rewarding auction experience.