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© 2017 & Beyond by Los Carneros Investigative Services




Our professional consultant will administer Public Safety Pre-employment, Criminal Specific, Post Commitment Sex Offender Testing (PCSOT) and Domestic Violence Polygraph Examinations according to industry standards.

Our services include the furnishing of all polygraph equipment and any associated materials needed to perform the required polygraph examinations. In addition, we commit to the following:

  • Provide a written report, within seven (7) business days of examination;

  • Provide an oral report of the examination in advance of submitting written report;

  • Retain documentation generated from polygraph examinations for a minimum of three (3) years from the date of the examination; and

  • Provide expert testimony 

 Mobile Notary Public and Loan Signing Agent Services for the Napa, Sonoma, Solano and Bay Area Counties


Notary Public

Loan Signing Agent

Mobile Notary Public and Loan Signing

Agent services for the Napa, Solano, Sonoma and Bay Area Counties. 

Ready to Get Started?

Want to know more about the services we offer? Ready to book an appointment? Contact us and let us know how we can help!!

Debbie Peecook
Certified Polygraph Examiner
Notary Public-California
Commission #2236150
Loan Signing Agent
Background Investigator
Private Investigator Lic.#29135


The Los Carneros Investigative Services is headed by Debbie Peecook, a Napa County Resident with 30 years of background in law enforcement and investigations. Ms. Peecook retired at the rank of Police Lieutenant with the Napa Police Department and has held many positions during her tenure in law enforcement. Her tenor included assignment in all divisions of the Napa Police Department where she gained valuable experience of high level investigations, received specialized training in areas of interview  and interrogation, report writing, communications, management, supervision and leadership. Debbie supervised and managed both sworn and professional staff. 


Debbie attended the California Peace Officers Standards and Training Certified Background Investigators Course, has obtained a Private Investigator’s License in the State of California. She completed a 400-hour American Polygraph Association  approved Polygraph Examiner's Academy in 2016. Debbie completed the American Polygraph Association approved Post Convicted Sex Offender Testing (PCSOT) in 2016. She has completed numerous polygraph examinations in PCSOT, Criminal Cases and Public Safety Pre-Employment testing.   


Debbie is a member of the American Polygraph Association (APA) and the California Association of Polygraph Examiners (CAPE) and the California Coalition for Sex Offenders (CCOSO).

Debbie earned her California Notary Public Commission in 2018 and completed the additinal training for Loan Signing Agent. She is a mobile Notary Public serving the Napa and Bay Area. 


 Debbie offers the following services; polygraph examinations and mobile notary public and loan signing agent services.