Achievements & Testimonials

Larry F. Stewart is the Chief Forensic Scientist and President of Global Forensic Services, LLC (GFS).  He retired after 27 years of credited Government Service and is now in private practice.  Some testimonials regarding his work and character follow:

Participated as a "referee" in the 1980 Crime Laboratory Proficiency Training Program Forensic Sciences Foundation, Colorado Springs, Colorado Testified in May of 1989 and 1990 before the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, U. S. House of Representatives. These matters concerned the investigation of fraud in science.

Certified by the US Secret Service as an accredited Examiner of Questioned Documents, February 1, 1991.

Recipient of the Health and Human Services Inspector General's Integrity Award, 1991.

Appointed Chairman of A.S.T.M. task groups (1991) concerned with developing standards for performing "Writing Ink Comparisons" and "Writing Ink Identifications."

United States Delegate at the 14th European Meeting on Currency Counterfeiting, The Hague, The Netherlands, October 9-11, 1991 and the First International Conference on Fraudulent Documents, Ottawa, Canada, April 27- May 1, 1992.

United States Delegate at the 6th European Conference for Police and Government Experts, London, United Kingdom, October 2-4, 1996. Presented a paper on Ink Dating, Relative and Absolute: New Approaches to Old Problems.

Testified on July 22, 1999 before the House Judiciary Committee, Subcommittee on Immigration and Claims, U.S. House of Representatives. This matter concerned detection and prevention of counterfeit documents.

Classified as an “Inspector” for the American Society of Crime Laboratory Directors. Elected to the Board of Directors for the American Society of Crime Laboratory Directors, September 14, 2000.

Elected to the Board of Directors for the Document Security Alliance, December, 2003. Certified as a Certified Forensic Consultant (CFC) by the American College of Forensic Examiners (ACFEI) in 2007.

Appointed as the forensic consultant for the United Nations, tasked with developing and implementing a successful forensic laboratory in Nigeria, Africa, 2007. US State Department advisor on matters concerning questioned document analysis, 2008 to present.

Published two books in 2009, one on Identity Theft and the other on Document Examination.  The books may be purchased by request through email at