Pat Keller Investigations and Consulting

Polygraph Services

Northern California and Southern Oregon

American Association of Police Polygraphists- Certified Examiner

Polygraph Services

Northern California and Southern Oregon

American Association of Police Polygraphists- Certified Examiner

Began his career with the Sacramento Police Department in 1985 and honorably served the department for over 29 years, retiring as an Internal Affairs, Sergeant
Homicide Detective
Fugitive Team member and Team Leader
Internal Affairs Sergeant
Polygraph Examiner
Supervisor of Polygraph Unit
Numerous letters and awards of recognition, including the Medal of Valor
After retirement, he remained a Level 1 Reserve Police Officer for 5 years, providing polygraph services for the department and mentoring new polygraph examiners

Opened in 2015
Providing both private and public sector internal investigations
Polygraph examinations for both private and public
Specializing in Pre-Employment Public Safety Polygraphs
Provide polygraph services to many of the police and fire agencies in the region
CA PI # 29087
Oregon Polygraph License # 128729
Polygraph Consulting Expert -U.S. Department of War
POST Certificates: Background Investigator and Internal Affairs Investigator

Bachelor of Science - Criminal Justice Management
Graduated from the Backster School of Lie Detection (2007) and is a member of the American Association of Police Polygraphists (AAPP), Certified Examiner.
Expert polygraph examiner and has conducted/reviewed over 2,000 pre-employment and criminal polygraph examinations
During his career at the Sacramento Police Department, he has served in every division: Office of Operations, Office of Investigations, Office of Specialized Services, and Office of the Chief. This comprehensive experience provides him with an in-depth knowledge of both field and administrative operations.