Ms. Jennifer Harmon
San Diego, CA 92196
Office: 714-865-2441
Jennifer has held the position of Crime Laboratory Director and Assistant Director in two of the three most populous counties in California; both with populations exceeding more than 3.3M. Jennifer has been in forensic science since 2000 and has more than 17 years of crime lab management and leadership experience, and 25 years of technical experience as an antemortem and postmortem forensic toxicologist. She has participated in numerous controlled drinking studies and ride-a-longs with several state and local law enforcement agencies. She has also audited the Drug Recognition Evaluation (DRE) Program and observed evaluations with the California Highway Patrol of individuals suspected to being under the influence of drugs. She has testified in nearly 200 cases involving drugs, alcohol, and poly-drug use. Jennifer has presented over 125 times for professional organizations at the local, state, and national level including the California District Attorneys Association, Governors Highway Safety Association, International Association of Chiefs of Police, Indiana University’s Borkenstein Drug Course, the National Governors Association, and the National Highway Traffic Safety Administration. She is a past president of the California Association of Crime Laboratory Directors, a past president of the California Association of Toxicologists, is a member of the International Association of Chiefs of Police Drug Evaluation and Classification Program’s Technical Advisory Panel and has testified in front of the California State Senate and Assembly Public Safety Committees as well as the U.S. House of Representatives’ Subcommittee on Consumer Protection and Digital Commerce. In 2018, Jennifer was the recipient of the National Highway Traffic Safety Administration’s Public Service Award for her work in improving forensic drug testing and screening in California. Jennifer has published peer reviewed scientific literature, is a current member of the faculty at the National Judicial College, and has successfully co-authored legislation signed by California's governor Newsom. Jennifer holds a Bachelor of Science in Biology, option in Physiology, a double minor in Chemistry and Political Science from California State University at Long Beach and a master’s in public administration from Brandman University.
- Alcohol, Drug & DUI Testing
- Analytical Testing Labs
- Criminalistics
- Evidence Analysis & Preservation
- Marijuana
- Spectroscopy
- Q: Please list your professional accreditations, degrees, licenses, and certificates granted:
- A: B.S. Biology: Physiology with double minor in Chemistry & Political Science
Master’s Public Administration
ISO/IEC 17025 Lead Assessor & Technical Assessor A2LA
ISO/IEC 17025 AR 3125 Assessor Technical Assessor (Toxicology) – ANAB
SFST, ARIDE, Drug Recognition Expert (DRE) – NHTSA/IACP (audited 2005)
Forensic Alcohol Analyst & Supervisor – California Department of Public Health
- Q: Please list your affiliations or memberships in any professional and/or industry organizations:
- A: Department of Justice (Peer Reviewer)
National Judicial College (Faculty)
California Association of Toxicologists (Past President, President, Legislative Advocate)
California Association of Crime Laboratory Directors (Past President, President, Legislative Advocate)
American Society of Crime Laboratory Directors (Advocacy Committee)
National Safety Council, Alcohol & Impaired Driving Committee (Member)
International Association of Chiefs of Police (Technical Advisory Panel - Toxicologist)
Society of Forensic Toxicologists
- Q: Please list any teaching or speaking experience you have had, including subject matter:
- A: National Judicial College Faculty - Forensic Toxicology
DrugImpairment.com Contributor - Forensic Toxicology, Impaired Driving
See CV - 125+ presentations - 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: 200+ as government & private expert - Criminal, Civil, Administrative, & Grand Jury
- Q: For what area(s) of expertise have you been retained as an expert?
- A: Forensic Toxicology, Human Performance Toxicology, Postmortem Toxicology, Forensic Laboratory Analysis, Crime Laboratory Policy & Procedure, Drug & Alcohol Impaired Driving, Field Sobriety and Drug Recognition, Toxicology, Alternative Matrix (hair, sweat, etc.) Testing
- Q: In what percentage of your cases were you retained by the plaintiff?
- A: 5%
- Q: In what percentage of your cases were you retained by the defendant?
- A: 95%
- Q: On how many occasions have you had your deposition taken?
- A: 5-10
- Q: When was the last time you had your deposition taken?
- A: 9/30/2025
- Q: On how many occasions have you been qualified by a court to give expert testimony?
- A: 200+
- Q: On how many occasions have you testified as an expert in court or before an arbitrator?
- A: 200+
- Q: For how many years have you worked with the legal industry as an expert?
- A: 24+ years
- Q: What services do you offer? (E.g.: consulting, testing, reports, site inspections etc.)
- A: Case review, data review, SOP and management system evaluation and development, forensic laboratory auditing, technical expert presentations, legislative advocacy and polity recommendations, expert witness testimony.
- Q: What is your hourly rate to consult with an attorney?
- A: $425/hour (negotiable)
- Q: What is your hourly rate to review documents?
- A: $425/hour (negotiable)
- Q: What is your hourly rate to provide deposition testimony?
- A: $425/hour (negotiable)
$850/hour (negotiable) for recorded deposition testimony - Q: What is your hourly rate to provide testimony at trial?
- A: $425/hour (negotiable)
- Q: Please list any fees other than those stated above (E.g.: travel expenses, copy fees, etc.)
- A: Travel expenses
Credit card processing 4% for retainer if payment choice
Available Upon Request