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Primary Area of Expertise

Forensic Document Examination

Expert Witness Profile

Global Forensic Services is a forensic laboratory providing forensic science examinations and consultations, worldwide, in the areas of forensic microscopy (hairs and fibers), forensic chemistry, cold case investigation, intellectual property/piracy disputes and the forensic analysis of documents. Specializing in document authentication, fraud, forgery, ink dating, ink age, printing processes and handwriting.

Larry Stewart is the Chief Forensic Scientist and boasts over 40 years experience. He was trained by and worked for the federal government, retiring as the Chief Forensic Scientist of a major, federal law enforcement agency. Now in the private sector, he performs forensic examinations on matters involving civil or criminal disputes, both domestic and foreign. Since retiring from federal service in 2005, he has continued to provide assistance on behalf of various domestic, foreign and international agencies, as well as to assist in resolving classified matters.

Our goal is to provide the highest quality in forensic science examinations and consultations. Please feel free to call us to discuss your case.

Education & Licenses


B.S. in Forensic Science, M.S. in Forensic Science
Certified Forensic Consultant
Certified Examiner of Questioned Documents
CA Private Investigator, CA PI24990