Gregory D. Lee

Gregory D. Lee

Criminal Justice Consultant and Expert Witness

Biography & PublicationsCV and ReferencesServices RenderedSpeaking TopicsContact Information

Gregory D. Lee's expertise covers the entire spectrum of law enforcement, not just drug enforcement. He recently participated in a total assessment of Saudi Arabia's drug enforcement organization and made specific recommendations to make it more effective and efficient. He is a qualified expert witness who will thoroughly review both criminal and civil discovery material and provide his clients with a written case analysis based on his over 30-years of law enforcement experience. His specific areas of expertise include police procedure, informant use and management, deadly force, use of force, arrest procedures, raid planning and execution, undercover operations, physical and electronic surveillance, money laundering, drug identification, clandestine laboratories, terrorism, and investigative procedures, to name a few.

Career History
2004 – Present
 Criminal Justice consultant and expert witness for private and government attorneys on criminal and civil matters. Qualified as an expert witness in federal and state courts on police procedures, tactics, firearms, and the use of force. Provide formal written declarations in federal and state criminal and civil proceedings as law enforcement subject matter expert. Also have qualified several times as an expert in federal court in the Central District of California on drug investigations while an active special agent for DEA. In June, 2010, participated in the total assessment of The Kingdom of Saudi Arabia’s drug enforcement organization, making specific recommendations for changes in its governance, human resources capital management, investigative technologies and operations.   Contributing Editor for Wrote Global Drug Enforcement: Practical Investigative Techniques, published by CRC Press (2004); Conspiracy Investigations: Terrorism, Drugs and Gangs, published by Prentice Hall (2006); and Practical Criminal Evidence, also published by Prentice Hall (2007). At the invitation of the US Military Academy’s Center for Combating Terrorism, authored “The Global Drug Trade and its Nexus to Terrorism,” which is Chapter 11 of Volume II, Part II, of Countering Terrorism and Insurgency in the 21st Century: International Perspectives, Praeger Security International/Greenwood Publishing Group, Inc. (2007).  Conduct international and domestic contract investigative, counter-drug and counter-terrorism training for police officers and criminal investigators.

2001 – 2003
Supervisory Special Agent (GS-1811-14/7), Drug Enforcement Administration (DEA), United States Department of Justice, Los Angeles Field Division, Edward Roybal Federal Building, 20th Floor, 255 East Temple Street, Los Angeles, California 90012 , (213) 621-6700. Coordinator for the U.S. Department of Justice Organized Crime Drug Enforcement Task Forces Program (OCDETF). Managed a substantial annual budget for use in OCDETF designated criminal cases for the Los Angeles Division. Reviewed proposals, approved expenditures, and represented DEA in committee decision making processes. Guest instructor at various national and international venues including the Defense Intelligence Agency, International Law Enforcement Academy, Bangkok, Thailand, California Narcotics Officers Association and the International Narcotics Interdiction Association.

1998 – 2001
Group Supervisor (GS-1811-14), Drug Enforcement Administration, Enforcement Group 1, at the Santa Ana, California Resident Office, (714) 836-2892, which serves Orange County. Supervised nine DEA Special Agents, three local law enforcement task force officers, and a secretary. Supervised the conduct of complex drug enforcement investigations prosecuted in federal and state courts. Supervised DEA airport operations at Orange County/John Wayne Airport.

1996 - 1998
Resident Agent-in-Charge (GS-1811-14), DEA Karachi, Pakistan Resident Office, Unit 62401, Box 122, APO AE 09814-2401, Tele: [92](21) 568-5170, Ext. 431. Supervised the conduct of international drug and criminal investigations in Pakistan’s Sindh Province and seven Middle Eastern nations in which the United States is a party of interest. Collected, analyzed, and disseminated drug intelligence with foreign drug liaison officers and the U.S. intelligence Community. Was responsible for all drug enforcement matters concerning the United States, including liaison with Saudi Arabia, Oman, Bahrain, Kuwait, Yemen, Qatar, and the United Arab Emirates. Held TOP SECRET/SCI security clearance.

1994 - 1996
Assistant Attaché/DEA Special Agent, (GS-1811-13), Islamabad Country Office, U.S. Embassy Islamabad, Unit 62215, APO AE 09812-2215, [92](51) 826161 Ext. 2327. Conducted international drug and criminal investigations affecting the United States. Was responsible for monitoring and facilitating all drug-related extradition matters for the United States. Collected and disseminated drug intelligence to foreign drug liaison officers and the U.S. intelligence community. Participated in the arrest of 1993 New York City World Trade Center bombing suspect Ramzi Ahmed Yousef, and later testified at his trial.

1991 - 1994
DEA Special Agent, Course Developer/Instructor, (GS-1811-13), DEA Office of Training (TRDA), FBI Academy, P.O. Box 1475, Quantico, Virginia 22134-1475, (703) 632-5211. Taught drug enforcement subjects to basic and in-service DEA Special Agents, Intelligence Research Specialists, police officers, foreign law enforcement officers, and employees of the U.S. Intelligence Community. Developed lesson plans, researched, and wrote articles for professional publications such as the FBI Law Enforcement Bulletin, and Police Chief magazines. Conducted international training seminars throughout the world. Recognized as subject matter expert on drug conspiracy investigations, informant management, undercover operations and smuggling. Certified tactical instructor.

1988 - 1991
DEA Special Agent, (GS-1811-13), Monterey Post-of-Duty, 2560 Garden Road, Monterey, California 93941-3182. Conducted drug enforcement operations as a senior Special Agent Task Force member assigned to the DEA sponsored Monterey County Narcotic Enforcement Team.

1983 - 1988
DEA Special Agent/Back-up Supervisor, (GS-1811-13), Los Angeles Field Division, Edward Roybal Federal Building, 20th Floor, 255 East Temple Street, Los Angeles, California 90012, (213) 894-2650. Conducted complex drug conspiracy investigations, participated in surveillances, wrote comprehensive reports of investigation, made arrests, and testified in judicial proceedings. Supervised group of Special Agents in absence of Group Supervisor.

1981 - 1983
Police Officer, Pasadena Police Department, 207 N. Garfield Avenue, Pasadena California 91103, (626) 405-4501. Assigned to the Patrol Division. Also worked special events including Rose Bowl games and parades, the Super Bowl, Emmy Awards, and security for Movie and TV productions within the city. Awarded Advanced Certificate from the California Commission on Peace Officer Standards and Training (POST).

1980 - 1981
Police Officer, Salinas Police Department, 222 Lincoln Avenue, Salinas, California 93901, (831) 758-7321. Assigned to the Patrol Division after graduating from the Central Coast Counties Police Academy, Gilroy, California.

Part-time faculty member, Administration of Justice Department, Monterey Peninsula College, 980 Fremont Blvd., Monterey, California 93942, (831) 646-4000. Instructed course on criminal investigation.


Military Experience
January 2012
Retired as an U.S. Army Reserve (USAR) Chief Warrant Officer Five/Special Agent, U.S. Army Criminal Investigation Command (CID), Russell Knox Building, 27130 Telegraph Road, Quantico, VA 22134, (571) 305-4009, with almost 40 years of combined active duty and reserve service. Awards include: Defense Meritorious Service Medal; Meritorious Service Medal with oak leaf cluster; Army Commendation Medal with oak leaf cluster; Army Achievement Medal; Good Conduct Medal; Army Reserve Components Achievement Medal; National Defense Service Medal with two stars; Armed Forces Reserve Medal with “M”, “2” and Gold Hourglass devices; Afghanistan Campaign Medal with campaign star; Global War on Terrorism Medal; Korea Defense Service Medal; NATO Medal (ISAF); Presidential Unit Citation; Expert Marksmanship Badge with Rifle, Pistol Bars. 

November 2010 – October 2011
Chief Warrant Officer Five. Special assignment as the Law Enforcement Subject Matter Expert/adviser to the Special Operations Command Europe J2 (Joint Intelligence), Stuttgart, Germany. Deployed to Afghanistan February - April, 2011 to evaluate the Rule of Law counter-insurgency strategy. Created a comprehensive training curriculum designed for Special Operations Forces of the International Security Assistance Force. Conducted several training sessions at NATO Headquarters in Brussels, Belgium, for ISAF and NATO Special Operations Forces.

May 2009 – August 2009
Called to active duty in support of Global War on Terror as a CID Special Agent for the Expeditionary Fraud Field Office, Major Procurement Fraud Unit, 6301 Little River Turnpike, Suite 200, Alexandria, VA 22312-5044, (703) 325-2273.

February 2009 – May 2009
Called to active duty to perform defense investigator duties for DoD’s Office of Military Commissions - Defense, 1600 Defense Pentagon, Room 3B688, Washington, DC 20301-1600. Provided investigative support for attorneys defending high value detainees held at the U.S. Naval base, Guantanamo, Cuba.

October 2001 - October 2002
Called to active duty to support Operation Nobel Eagle in the Global War on Terrorism. CID Special Agent/Chief Warrant Officer 5/Staff Officer at the Army Operations Center, Anti-Terrorism Operations Intelligence Cell (ATOIC), The Pentagon, Washington, DC (703) 695-5300.  As an ATOIC Terrorism Warning Staff Officer, collected, analyzed, and disseminated highly classified intelligence having a bearing on worldwide force protection and future terrorist actions directed against U.S. government entities and the U.S. Army in particular. Conducted Force Protection assessments of major military installations and off-site military sponsored events. Interacted daily with members of the U.S. Intelligence Community, and attended DIA Counterterrorism Analysis Courses. Routinely briefed the top senior leadership of the U.S. Army and Department of Defense. Regularly scheduled guest speaker at the Defense Intelligence Agency’s Joint Military Intelligence Training Center as well as Homeland Defense conferences in the Washington, DC area.  

1980 - 2012
U.S. Army Reserve Chief Warrant Officer 5/CID Special Agent, HQ., U.S. Army Criminal Investigation Command (CID), 6010 6th Street, Attn: CIOP-RA, Fort Belvoir, VA 22060-5506, (703) 806-0269. USAR Chief of Field Operations, HQ., 6th  Military Police Group (CID), Fort Lewis, WA and commander, Computer Crimes Investigative Unit, Ft. Belvoir, VA. Supervised and conducted felony criminal investigations as well as Crime Prevention Surveys and Personal Security Missions for the Secretary of Defense, Secretary of the Army, Chairman of the Joint Chiefs of Staff, foreign dignitaries, and other high ranking U.S. Government officials when on active duty. Subject Matter Expert/Associate Instructor for the U.S. Army Military Police School, Fort Leonard Wood, Missouri. Possessed DoD TOP SECRET/SCI security clearance.


1977 - 1980                

U.S. Army active duty Chief Warrant Officer 2/CID Special Agent, Fort Ord District, Fort Ord, California 93941. Criminal Intelligence Coordinator responsible for the collection, analysis, and dissemination of criminal information to other federal, state, and local law enforcement agencies.  Supervised the Drug Suppression Team. Conducted Crime Prevention Surveys.  Fort Ord is now closed.

1975 - 1977                

SP5/CID Special Agent, Darmstadt, Germany Resident Agency, Second Region, USACIDC, APO New York 09175. Conducted a wide-variety of criminal investigations of felony violations of the Uniform Code of Military Justice (UCMJ). Performed duties as the Drug Suppression Coordinator. Also, personally investigated 26 death investigations that involved all manner of death, including murder, homicide, suicide, accidental, natural and accidental.


1974 - 1975
PFC/Military Police Investigator (MPI), 61st Military Police Detachment, Darmstadt Military Community, APO New York 09175. Conducted mostly misdemeanor and some felony violations of the UCMJ. 

1972 - 1974
2/Military Policeman and MPI, Office of the Provost Marshal, 18th Airborne Corps and Fort Bragg, Fort Bragg, North Carolina 28372. Conducted criminal investigations of misdemeanor and some felony violations of the UCMJ.

Master of Public Administration in Justice Administration, Golden Gate University, San Francisco, California.

Bachelor of Science in Sociology with dual minors in Psychology and Vocational Education, University of Maryland, European Division.

Associate of Arts in Law Enforcement, University of Maryland, European Division.

Partial List of Specialized Law Enforcement Training

CID Special Victims Unit Investigations (Rape, sexual assault, and spousal abuse training)
Counselor/Graduate, FBI National Academy (160th Session)
DEA Special Agent Basic Training
DEA Methods of Instructon School
DEA Clandestine Laboratory Investigations
DEA Conspiracy Investigations School
DEA Street Gang Seminar
DEA Tactical Instructor School
Outlaw Motorcycle Gangs Training
DEA Financial Asset Removal School
DEA Supervisors Institute
Central Coast Counties Police Academy, Gilroy, CA
Traffic Accident Investigations
Chemical Agents Training
California Juvenile Street Gang Activity
Narcotic Enforcement for Peace Officers Course
Laws of Arrest, Search and Seizure
Officer Survival
Arson and Fire Investigation
US Army Protective Services Training
Criminal Investigator Logistics Management
US Army Criminal Investigation Course
US Army Military Police Investigation Course
US Army Military Police School

Former nationally syndicated columnist for North Star Writers Group,

Former contributing editor for

Volume II, Part II, Chapter 11, The Global Drug Trade and its Nexus to Terrorism, Countering Terrorism and Insurgency in the 21st Century: International Perspectives, Praeger Security International/Greenwood Publishing Group, Inc. (2007).

Practical Criminal Evidence, Prentice Hall (2006).

Conspiracy Investigations: Terrorism, Drugs and Gangs, Prentice Hall (2005).

Global Drug Enforcement: Practical Investigative Techniques, CRC Press (2004).

U.S. Sentencing Guidelines, Their Impact on Federal Drug Offenders, FBI Law Enforcement Bulletin, May, 1995.

Drug Conspiracy Cases, FBI Law Enforcement Bulletin, October, 1994.

Chapter on Drug Informants, Drug Enforcement Handbook, pp. 11-17, U.S. Department of Justice, Drug Enforcement Administration, July 1994.

Drug Informants - Motives, Methods, and Management, FBI Law Enforcement Bulletin, September, 1993.

Food for thought: Police Officers as College Instructors, The Police Chief, October, 1979.

Professional Presentations
California Federation of Republican Woman, Monterey, CA

Crystal Cruise Line

Monterey Bay Republican Women Federation, Carmel Valley, CA
Department of Defense Executive Management Development and Training Program, sponsored by The George Washington University’s Elliot School of International Affairs, Washington, DC.

Defense Intelligence Agency, Advanced Counter-Terrorism Analyst Course, Washington, DC.

U.S. Department of Justice’s International Criminal Investigation Training Assistance Program, Hangu, Pakistan.

Lead Instructor for the U.S. Department of State, Antiterrorism Assistance Program 9-week “Preventing, Interdicting, and Investigating Acts of Terrorism” course held in Islamabad, Pakistan, 2005.

Regional Counterdrug Training Academy, Meridian, MS.

United States Military Academy, Department of Law, West Point, NY.

International Law Enforcement Academy, Bangkok, Thailand.

International Narcotics Interdiction Association, Reno, NV. 

California Narcotic Officers Association, Los Angeles, CA.

Counselor/Graduate, 160th Session of the FBI National Academy, Quantico, Virginia (Section 4, Winter, 1990).

Life Member, Reserve Officers Association, Washington, DC.

Association of Former Federal Narcotics Agents

Police Writers Association

Member of Standard & Poor's Vista Research's Society of Industry Leaders

Life Member, Veterans of Foreign Wars

Life/Endowment Member, National Rifle Association

Monterey County Peace Officers Association

Professional Licenses
California Community College Teaching Credential for Police Science, valid for life.

California Commission on Peace Officer Standards and Training (POST) Advanced Certificate.

- Full Listing Of Attorney Clients Is Available Upon Request -

Please Click Here To Download Gregory D. Lee's Biography

Please Click Here To Download Gregory D. Lee's CV

For Further Information, Seven Days A Week, Please Call: (831) 920-7367 Or Email Me
For a description of any of Gregory D. Lee's books, please click on them.


"Retired DEA Supervisory Special Agent Lee's book is essential reading for anyone involved in drug enforcement at any level. ...His book reflects his valuable insights from many years of experience in the criminal investigation and police training fields. It is a must read for police and prosecutors alike."

Enrique Romero, Los Angeles County Superior Court Judge (Ret.)




Practical Criminal Evidence, by Gregory D. Lee, is published by Prentice Hall.