John Greer, Esq.

Mediator, Arbitrator, Professor, Facilitator, Trainer
Patuxent Mediation Services, LLC
10400 Shaker Drive
PO Box 43
Simpsonville, MD 21150
Email: Website address:

Professional Work History:

• Principal, Patuxent Mediation Services, LLC, 2013-present
• Senior Counsel, National Security Agency, 2012-2013 (retired)
• Associate General Counsel (Information Security/Cybersecurity), National Security Agency, 2008-2012
• Associate General Counsel (Legislation), National Security Agency, 1999-2008
• Legislative Attorney, National Security Agency, 1996-1999
• Legislative Attorney, Intelligence Community, 1994-1996
• Litigation Attorney, Intelligence Community, 1990-1994
• Associate, Private Practice, Baltimore, MD, 1987-1990
• Intelligence Analyst, Intelligence Community, 1980-1987

Dispute Resolution Experience

Member, National Academy of Distinguished Neutrals

Adjunct Professor, Dispute Resolution and Negotiation, University of Maryland Carey School of Law

Certified as a mediator by the Maryland Council for Dispute Resolution
Panel mediator for:
-- Nuclear Regulatory Commission
-- Maryland Commission on Civil Rights
-- Court of Appeals, District of Columbia
-- Allegany County Circuit Court
-- Anne Arundel County Circuit Court
-- Baltimore City Circuit Court
-- Baltimore County Circuit Court
-- Charles County Circuit Court
-- Frederick County Circuit Court
-- Howard County Circuit Court
-- Montgomery County Circuit Court
-- Talbot County Circuit Court
-- Queen Anne’s County Circuit Court
-- Mediation & Conflict Resolution Center, Howard County

-- Financial Industry Regulatory Authority (FINRA)
-- Better Business Bureau of Baltimore

Settlement Conference Facilitator, Charles County Circuit Court

Alternative Dispute Resolution Program Reviewer and Mediator, National Security Agency, 2004-13

Public Facilitator, Maryland Commission on Civil Rights

Cornell University Dispute Resolution Training (Course titles and dates taken)

Cornell University, Scheinman Institute on Conflict Resolution, Ithaca, NY
• “Employment Law Mediator Training,” 2013

Other Dispute Resolution Training

American Bar Association
• Annual Spring Conference, Alternative Dispute Resolution Section, New York, 2016

Circuit Court for Baltimore City, Baltimore MD
• “When It’s All About the Money,” 2015
• “Ethics Training,” 2015

Talbot County Circuit Court, Easton, MD
• “Advanced Mediation Training,” 2014

Financial Industry Regulatory Authority
• “Dispute Resolution: Expungement,” 2014
• “Dispute Resolution: Basic Arbitrator Training,” 2013

Strauss Institute for Dispute Resolution and University of Maryland Francis King Carey School of Law, Baltimore, MD
• “Breaking Impasse With Science,” 2016
• “Professional Skills Program in Dispute Resolution: Strategic Negotiation,” 2013

Maryland Council for Dispute Resolution
• First Mediator Colloquium, 2015
• “Mediating High-Conflict Disputes,” 2015
• “Building Your Professional Practice,” 2015
• “Destabilizing the Conflict Story: Toward ‘Better-Formed’ Stories,” 2014
• “A Delicate Balance for Mediators: Conflict and Safety,” 2013

Justice Center of Atlanta, Inc., Baltimore, MD
• “Mediation in Workplace Disputes,” 2012
• “Basic Conflict Management for Executives,” 2002

Center for Creative Leadership, Baltimore, MD
• “Intermediate Conflict Management,” 2012
• “Advanced Conflict Management,” 2012

Maryland Mediation and Conflict Resolution Office
• Maryland Mediators Convention, biennial 2004-2014
• Maryland Mediators Convention, 2003

Maryland Commission on Civil Rights, Baltimore, MD
• “The Art of Effective Questions,” 2013
• “Reflective Discussion Facilitation Training,” 2013
• “Confidentiality & Other Ethical Flashpoints for Mediators,” 2012
• “Strategic Listening,” 2010
• “Ethics & Confidentiality in Mediation,” 2009

Harvard Law School, Program on Negotiation, Cambridge, MA
• “Advanced Negotiation: Difficult Conversations,” 2006
• “Negotiation Workshop: Ways to Organize and Use the Basic Elements of Negotiation,” 2002

Center for Dispute Settlement, Washington, D.C.
• “Advanced Mediation Techniques,” 2003
• “Mediation for the Professional,” 2003

Professional Associations

• Current Member and Past At-Large Director on Board of Directors, Maryland Council
for Dispute Resolution
• Member, Maryland Program for Mediator Excellence
• Member, American Bar Association, Alternative Dispute Resolution Section
• Member, Maryland State Bar Association, Alternative Dispute Resolution Section
• Admitted, Maryland and District of Columbia Bars


• J.D., University of Maryland School of Law, with honors, 1987
• M.A., Cornell University, Jacob and Louise Ihlder Teaching Fellowship, 1979
• B.A., Colgate University, magna cum laude, Phi Beta Kappa, Charles A. Dana Scholar, 1977


Available on request.

Fee Policy

Available on request.