Owner Katherine Koppenhaver
Document Examination
Forensic Document Examination, Inc

P.O. Box 324
Maryland 21085

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Professional Qualifications:
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Other Languages:
Katherine Koppenhaver has handled cases involving many foreign languages. Writing is graphic movement and document examiners are trained to recognize the subtle differences in graphic movement.
Dispute Resolution Skills
Retained as Consultant:
(Total for last 2 years)
Retained as Testifying Expert:
(Total for last 2 years)
Actual Testimony:
(Total for last 2 years)
Geographical Area of Work:
Maryland, Virginia, DC, USA and outside the USA
Types of case:

Criminal   Civil   Family   
1. How To Take Request Writing   (Link)
Expertise and Experience:
Katherine Koppenhaver has been a document examiner since 1983. She has an international clientele. She has testified as an expert in various courts throughout the United States and in Sweden, the Philippines and Trinidad. She has handled over 3200 cases in the past 33 years.
Her firm, Forensic Document Examiners, Inc handles all types of cases involving questioned documents, both large and small cases. She has been retained by insurance companies, Fortune 500 companies, public defenders, district attorneys, police departments and attorneys.
Katherine Koppenhaver was been board certified by the National Association of Document Examiners from 1986 to 2012 and by the Board of Forensic Document Examiners from 2004 to 2014. She started a new organization for document examiners entitled The Scientific Association for Forensic Examiners and was certified by SAFE from 2012 to 2014. She then started the International Association of Document Examiners and is currently certified by IADE. She is also President of IADE. She is the author of The Attorneys Guide to Document Examination published by Quorum Books, Greenwood Publishers and Forensic Document Examination, Principles and Practice published by Humana Press She also wrote the Forensic Document Examination Interactive Training Program and has trained many examiners.
She conducts a weekly class via a virtual classroom for her students.
Lawyer References:
David Preller, Jr. 410-494-1494,
Cathleen Vitale 410-768-9300,
Marks Balette & Giessel 713-681-3070,
Steven Larson-Jackson 202-408-8180,
Additional references upon request

Disclaimer: Lawyers can only recommend the services of this expert based upon their own professional experience in working with them. They are not liable for any future loss arising out of any act or omission by this expert.