Find Experts
Expert Bio

Primary Area of Expertise

Document Examination

Expert Witness Profile

Andrew Sulner is a board certified forensic document examiner whose expert testimony has been favorably cited in numerous federal and state court decisions. The Sulner name is associated with three generations of document examiners. Mr. Sulner has over 30 years of experience in examining questioned and disputed documents on behalf of major law firms, banks, insurance companies and financial institutions, as well as federal and state law enforcement and regulatory agencies. He has been retained in many high profile cases and is qualified to handle the most complex issues concerning the authenticity or fraudulent preparation of documentary evidence. See Sulner, Andrew (2018) "Critical Issues Affecting the Reliability and Admissibility of Handwriting Identification Opinion Evidence - How They Have Been Addressed (or Not) Since the 2009 NAS Report, and How They Should Be Addressed Going Forward: A Document Examiner Tells All," Seton Hall Law Review: Vol. 48 : Iss. 3 , Article 5. Available at:

Forensic Document Examinations, LLC is a modern, full-service forensic laboratory located in the heart of New York City. The FDE Laboratory is equipped with state-of-the art instrumentation and equipment for examining and identifying handwriting, hand printing, typewriting, computer-generated printing, stamp impressions, paper, photocopies, inks and writing instruments; determining the authenticity of signatures; detecting erasures, alterations, additions and substitutions; differentiating inks, writing instruments and paper; deciphering (restoring) erased, obliterated and indented text; examining Medical Records and Business Records to determine evidence of reconstruction (preparation other than in the ordinary course of business); establishing the source of origin and method of preparation of documents; determining the sequence of preparation and relative date (age) of documents or entries thereon; and computer forensics tools for determining the integrity of electronic documentary evidence. Mobile laboratory equipment is available for on-site comprehensive forensic examinations and testing of documents.

Education & Licenses

M.S. in Forensic Science and J.D. degree, George Washington University (1975)
Member of New York, Florida, California and D.C Bars
Diplomate, Board of Forensic Document Examiners (certified through testing by FSAB accredited board)