Our Team

Jeff Lisbon - Owner

Jeff is a proud father to son Keenan, daughters Brianna and Rachel, dogs Callie and Millie, and devoted husband to Lisa. A veteran, he has dedicated his post-service life to fatherhood and cardboard, opening the shop in 1991. Jeff is an avid Liverpool fan, who also enjoys the Dallas Cowboys, Boston Red Sox, and Boston Bruins.

Nick Fay - Inventory and Social Media Manager

Nick hails from Newburyport, MA by way of UNH, where he attended the Paul College of Business and received his Marketing degree. Sports are a major part of Nick's life. He's been watching everything Boston since he was a kid, enjoying the prime of the Boston renaissance (Sox, Celtics, Bruins, Patriots titles). His favorite sport is soccer and his favorite team is Man City. He cites the inception of his fandom as the famous Aguero goal against QPR.

Dave Sosidka- Chief Operating Officer
Dave is a New Jersey native who has done pretty much everything in the hobby.  Over the course of time, he has run card stores, auctions, card shows, written articles for Sports Collectors Digest, published Ballparks and Ballplayers, a newsletter for collectors of stadium and player postcards, and is a master baseball builder of sets prior to 2016.  As a freshman in high school, he bought directly from Topps in 1980. He is a member of the Society for American Baseball Research (SABR) and is the #2 all-time contributor to the Trading Card Database (TCDB).  His job duties include organizing Diamond King's massive inventory of singles at the warehouse and keeping the shelves stocked at the store.