Collectors Holdings, Inc. Names Jason Harinstein Chief Financial Officer

Dec 14, 2021

Jason Harinstein, Chief Financial Officer at Collectors Holdings.

Santa Ana, CA – Collectors Holdings, Inc., the parent company of Professional Coin Grading Service (, Professional Sports Authenticator ( and Wata Games (, is pleased to announce the hiring of Jason Harinstein as its new Chief Financial Officer. An executive at several high-growth tech companies during his career, Harinstein lands at Collectors Holdings with plenty of optimism.

“I’m incredibly excited to join Collectors Holdings, both personally and professionally,” said Harinstein. “On the personal front, as a collector, it’s a privilege to make a positive impact on collectors’ experiences and grow the hobby. Professionally, I’m excited to help lead the company through its next stage of growth and evolution using more technology to offer more value to our customers.”

Prior to joining Collectors, Harinstein served for five years as CFO at Flatiron Health, where he led the company’s financial operations. Flatiron was co-founded by current Collectors CEO and Executive Chairman Nat Turner, who said: “Having worked with Jason for several years, I’m excited for what he’ll bring to Collectors in terms of his leadership and strategic mind.”

Before starting his tenure with Flatiron, Harinstein served as the Senior Vice President of Corporate Development and Strategy at Groupon for six years (2011-2017) after having been the Director of Corporate Development at Google from 2005 until 2011.

“I’ve always enjoyed working in fast-paced environments where I can help companies achieve their growth ambitions,” he said.

About Collectors Holdings

Collectors Holdings is a leading provider of value-added services to the collectibles markets. The Company authenticates and grades collectible coins, trading cards, video games, event tickets, autographs, and certain memorabilia. The Company also compiles and publishes authoritative information about United States and world coins, collectible trading cards and sports memorabilia and operates its CCE dealer-to-dealer Internet bid-ask market for certified coins and its Expo trade show and conventions business. This information is accessible to collectors and dealers at the Company’s website ( and is also published in print.