Shuler Authentication Services Trusted Autograph Authentication, Handwriting Examination and Fraud Examination Providing expert authentication for sports memorabilia, entertainment, legal, banking, and historic documents Verify a Certificate

Contact Form

Shuler Authentication Services provides expert forensic and authentication services. Submissions and inquiries are handled with strict confidentiality.

We usually respond within 24–48 hours.

Contact Form banner
Who We Are

About Shuler
Authentication Services

Dr. Doug Shuler was in Law Enforcement for approximately 40 years, serving in capacities as a Police Officer, Federal Criminal Investigator and Professor of Criminal Justice. Doug has been involved as a hobbyist in autographed memorabilia, trading and sports cards and action figures since an early age. After receiving his PhD in criminal justice, Doug went on to receive another master’s degree certificate in Forensic Document Examination from East Tennessee State University, studying under renown Forensic Document Examiners Dr. Larry Miller and Heidi Harralson. He was head of authentication and grading for DCI grading and is currently lead authenticator for Shuler Authentication Services. He has the experience, training and dedication to provide you with the best opinion for your autographed memorabilia.

Doug is also Certified as a Fraud Examiner with the Association of Certified Fraud Examiners as well as a member in good standing with the International Association of Document Examiners and the National Association of Document Examiners.

Our Services

Our Professional
Authentication Services

Trusted solutions for signatures, handwriting, and documents.

Autograph Authentication

Autograph authentication is a critical process for anyone involved with signed items, ensuring

Forensic Document Examination

Formerly known as handwriting analysis, forensic document examination involves

Signature Review

Our signature review service enables you to submit autographs directly to us via your device.

Fraud Examination

Our Fraud Examination service extends the scope of our authentication offerings.

Trusted by Leading
Associations

Why Choose Us

Why Collectors and
Professionals Trust Us

Shuler Authentication Services provides expert Forensic and Questioned document examination services, specializing in handwriting analysis, signature verification, and the detection of altered and or forged documents. Utilizing industry based techniques and technologies. Our team, led by Forensic Document Examiner and Certified Fraud Examiner Dr. Doug Shuler will deliver an accurate opinion for court admissible findings for: legal, corporate, private clients, and collectors. We ensure confidentiality, precision, and timely results to support litigation, fraud investigations, document and signature examinations.

Years of expertise in forensic authentication

Certified Fraud Examiner credentials

Trusted by collectors, legal practitioners, and historians

Competes with industry leaders like JSA, Beckett, PSA/DNA

Our Collections

Memorabilia &
Collectibles

Our Products

Available Memorabilia
and Collectibles

Explore our authenticated memorabilia and collectibles.

Verify Your Certificate

Quickly confirm the authenticity of your item by entering

its certificate number in our secure database.

Got Questions?
We’ve Got Answers.

Find quick answers to the most common questions about our authentication and forensic services. Still need help? Contact us directly.

Didn’t find what you’re looking for?

Frequently asked questions

01. What is a Forensic Document Examiner?

A forensic document examiner is a professional who analyzes documents to determine their authenticity, origin, or any alterations. They use scientific methods to examine handwriting, signatures, paper, ink, and printing processes, often assisting in legal investigations by providing expert testimony in court.

02. What is a Certified Fraud Examiner?

A Certified Fraud Examiner (CFE) is a professional who specializes in detecting, preventing, and investigating fraud within organizations. CFEs are trained to analyze financial records, conduct interviews, and gather evidence to uncover fraudulent activities. They often work in corporations, government, or law enforcement settings and may provide expert testimony in legal proceedings.

03. What is an expert?

An expert is an individual who possesses a high level of training, knowledge, skill, or experience in a particular field or subject. Experts are often relied upon to provide informed opinions, guidance, or testimony due to their specialized expertise. In legal or investigative contexts, experts may be called upon to clarify complex matters for courts or organizations.

04. How much of the memorabilia market is considered fraudulent?

Estimates are 85-90% of this market are fraudulent.