Katherine M Koppenhaver

Ms. Katherine M Koppenhaver

Forensic Document Examiners, Inc.
P.O. Box 324
Joppa , MD 21085
Mobile: 410-409-2031
Office: 410-679-8257
Fax: 410-538-8548

Katherine M. Koppenhaver is a Board Certified Document Examiner. Her firm, Forensic Document Examiners, Inc. has been providing services related to questioned documents for over 35 years. Our large staff enables us to handle large cases and to provide a quick turn-around on all our cases. We have an international clientele. She has examined over 3400 cases and has an international clientele.

Areas of Expertise
  • Document Examination
  • Handwriting

Expert Background
Q: Please list your professional accreditations, degrees, licenses, and certificates granted:
A: Certified Questioned Document Examiner by the National Association of Document Examiners from 1984 to 2012 and Board of Forensic Document Examiners from 2004 to 2014. Currently certified by the International Association of Document Examiners.
Associate of Applied Science Degree from Harford Community College with highest honors.
Questioned Document Courses at Northern Virginia Community College. and George Washington University taught by Larry Ziegler, Senior FDE with FBI.
Volunteer of the Year Award 2001 by the Maryland Volunteer Lawyers Service.
Lifetime Achievement Award 2013 from the Scientific Association of Forensic Examiners.

Q: Please list your affiliations or memberships in any professional and/or industry organizations:
A: International Association of Document Examiners, founder and president. Expert Witness Institute of London, England (EWI)
Q: Please list any teaching or speaking experience you have had, including subject matter:
A: Author of Document Examination Interactive Training Program, a basic course in Forensic Document Examination for lay people and law enforcement; presented over 90 lectures with at least 22 being a full day for document examiners, police officers, organizations and the public on subjects relating to document examination. Author of Attorneys Guide to Document Examination and Forensic Document Examination, Principles and Practice. Currently training law enforcement officers in Jamaica and other areas both in and out of the United States. Teach a weekly class for anyone interested in document examination via a virtual classroom to students around the world. A complete list can be provided.

Q: Have any of your accreditations ever been investigated, suspended or removed? (if yes, explain)
A: No
Q: On how many occasions have you been retained as an expert?
A: Retained for over 3400 cases. In addition, provides second opinions to document examiners on a regular basis.
Q: For what area(s) of expertise have you been retained as an expert?
A: As a forensic document examiner determining the authenticity of documents including the handwriting. We have examined altered documents, substitutions, counterfeit documents, any document about which a question is raised. Documents include any material containing a permanent or semi-permanent message.
Q: In what percentage of your cases were you retained by the plaintiff?
A: About 60%
Q: In what percentage of your cases were you retained by the defendant?
A: About 40%
Q: On how many occasions have you had your deposition taken?
A: 131 depositions to date
Q: When was the last time you had your deposition taken?
A: 2/19/18
Q: On how many occasions have you been qualified by a court to give expert testimony?
A: Over 415 times
Q: On how many occasions have you testified as an expert in court or before an arbitrator?
A: Over 415 times
Q: For how many years have you worked with the legal industry as an expert?
A: Over 35 years
Q: What services do you offer? (E.g.: consulting, testing, reports, site inspections etc.)
A: Consulting, reviewing documents, giving opinions on the authenticity of documents and their contents, photographing documents, reports, exhibit preparation, and providing expert testimony. Plus training for lay people and law enforcement.
Q: What is your hourly rate to consult with an attorney?
A: Given upon request
Q: What is your hourly rate to review documents?
A: Given upon request
Q: What is your hourly rate to provide deposition testimony?
A: Given upon request
Q: What is your hourly rate to provide testimony at trial?
A: Given upon request
Q: Please list any fees other than those stated above (E.g.: travel expenses, copy fees, etc.)
A: Document Photography $175.00 per hour, Exhibit Preparation $125.00 per hour and mileage $.60 per mile. Transportation and hotels to areas in other parts of the country.


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