Grading Companies

CCG is a group of independent companies focused on the impartial, independent, and expert certification and grading of collectibles.


Numismatic Guaranty Corporation of America
http://www.ngccoin.com
The leading grading company in rare coins, currently certifying over 45,000 coins per month. Provides grading services, hobby educational products such as the digital imaging service PHOTO PROOF, census information of coins graded, and numismatic educational information and images in the areas of counterfeits, variety coins, and educational curriculum. NGC is also the Official Grading Service of the congressionally chartered leader of the coin hobby, the American Numismatic Association (ANA).

NGC's dominance in coin certification has been paralleled by its development of important services for the collector, the most important being PhotoProof a popular and unique digital imaging and historical presentation service. A submitter's coin is digitally imaged, and then paired with detailed historical text describing the coin's background, and personalized to describe the unique characteristics of the individual item.


Paper Money Guaranty, LLC
http://www.pmgnotes.com
PMG was founded in February 2005. Its opening heralds the introduction of a new standard of integrity in the industry for note grading. PMG focuses on only one objective, a standard of consistent and accurate grading. As PMG grows, it will maintain a steadfast and uncompromising commitment to this standard. The knowledge, integrity and dedication of PMG's team of grading experts ensures you a level of grading consistency unparalleled among grading services.


Certified Guaranty Corporation, LLC
http://www.cgccomics.com
Introduced in January 2000, CGC is the first and only certification and grading service for comic books. Designed to fill the need for an impartial, expert opinion for the entire comic book industry, CGC provides grading opinions, restoration detection, and pedigree attribution. Submitters also have the security of a high-impact, tamper evident holder that revolutionizes the protection of comic books, while featuring the CGC grade and identification information. The initial focus of CGC certification has been on the U.S. market for comic books, covering books listed in the Overstreet Comic Book Price Guide.