PCGS or Professional Coin Grading Service was established in 1985 in Santa Ana, California. Today, it's one of the world's leading coin grading, attribution, authentication and encapsulation services. The company's founders, including President, David Hall and co-founder Silvano DeGenova aimed to standardise grading. Today, the firm offers affordable, impartial grading and authentication by top industry experts. Many of the coins certified by PCGS in the past have gone on to fetch top prices at auction. PCGS now has branches in Europe, China and Asia and the firm has graded over 33 million bullion coins to date.