Amanda Block - Investigator

Amanda is a licenced Private Investigator at Tolhurst Interntional.  She has experience with investigative and administrative record searches,  photography, and conducting surveillance.  Amanda is also an Emergency Department Charge Analyst responsible for managing the billing review of hundreds of patient charts daily for the Emergency Department of two hospitals.  Amanda is responsible for the scheduling of personnel in the Emergency Department as well as training new hires. Prior to managing in the Emergency Department, Amanda spent over 5 years as an EMT in the emergency room dealing with life and death situations. Amanda was called on to administer CPR to patients on a weekly basis.  Amanda has interviewed and trained new hire employees to be EMTs and for other admin duties at the hospital.  In addition to EMT, Amanda has obtained certifications as a CNA (Certified Nursing Assistant), a lifeguard and is trained in CPR (Cardio Pulmonary Resuscitation).  Amanda is a year from obtaining her BSBA with an Emphasis in Health Care. 

EUGENE KAILI - Consultant

Eugene retired from the FBI after serving 24 years as a Special Agent. He has worked investigations while assigned to violent crime, white collar crime and surveillance squads within the FBI. He also served as a technically trained agent specializing in computer, phone, and physical surveillance.  He is experienced in the  installation of day/night cameras used to gather evidence as an investigative tool for criminal cases.   He has worked across the country in several FBI offices, and has spent time overseas working in Afghanistan, Iraq, Ecuador, and Brazil. Eugene has worked with the military services  conducting  technical installations of cameras, trackers, listening devices, and all other equipment related to surveillance of people, places, and things.   Eugene is experienced in assessing  physical security and determining the best uses of surveillance equipment and camera placement.

Professional Security Consultants

DAMIAN "Skip" STITES - Consultant

Skip Stites retired from the FBI after 23 years of service.  He served as the Senior Supervisory Special Agent and Program Manager for the FBI’s Law Enforcement Training for Safety and Survival Program (LETSS) at the FBI’s Training Academy in Quantico, Virginia.  During his 23-year career with the FBI, Stites has instructed over 20,000 domestic and international police officers and agents world-wide in firearms, street survival tactics, sniper tactics, SWAT and defense tactics. Stites is a FBI Master Police Instructor.  He trained the Iraqi and Afghanistan Security Forces, including serving as the FBI’s Lead Instructor for Organized Crime/Officer Survival for the Iraqi National Police.  Stites has conducted investigations in Narcotics, Organized Crime and Domestic Terrorism and also conducted investigations in Turkey in support of the War on Terrorism. Stites has experience with Personal Security Details, and Human Intelligence (HUMINT).  He served on 2 FBI swat teams.  Stites is a recipient of the FBI Medal of Merit for his actions in saving the life of a child.  Stites was a police officer with the Durango, Colorado Police Department.  Skip is the president and founder of Safety and Survival FPS, LLC. Skip is currently located in Atlanta, Georgia.

Stan Burke-Consultant


Stan retired from the FBI after serving 23 years as a Special Agent, he was a field agent, and a supervisor and Unit chief at FBI Headquarters and the FBI Academy.  He taught investigative statement analysis; interviewing and interrogation; and law enforcement ethics at the FBI Academy and is certified as a subject matter expert. When Stan was the Unit Chief of the FBI’s Law Enforcement Communication Resources Unit (LECRU), his unit joined forces with the FBI’s Behavioral Sciences Unit and founded the FBI’s Joint Communication Exploitation Research Team (JCERT), the JCERT analyzed statements submitted by law enforcement agencies worldwide.  Stan was later given Section Chief responsibilities over the FBI’s Law Enforcement Programs Section and was responsible for the management of all aspects the FBI’s national and international training programs.  Stan was awarded the prestigious FBI Director’s Award.  As a University of Virginia faculty member, he taught both graduate and undergraduate courses to law-enforcement managers and investigators throughout the world.  Stan is the president of Precision Intelligence Consulting, LLC, which provides investigative statement analysis services and instruction to clients throughout the world. Stan is currently located in Washington, D.C.

Keith Tolhurst - Owner/Consultant

Keith retired from the FBI after serving 24 years as a Special Agent.  He was the lead investigator in the largest successful FBI extortion investigation in Arizona, and  also for the largest fugitive manhunt in Arizona (as featured on Discovery ID television program; FBI: Criminal Pursuit).  Keith was a lead investigator for one of the largest domestic terrorism undercover operations in the FBI involving threats against a Nuclear Facility.  He has successfully investigated kidnappings, interstate shipment theft, civil rights, hate crimes, gangs, domestic terrorism, murder, sex crimes, bank robberies, and fugitives.  Keith participated in over 1000 arrests in his career.  He supervised one of the largest Tactical Teams in the FBI.  As the FBI Senior SWAT team leader and SWAT Coordinator for the state of Arizona, he was involved in every aspect of crisis management to include: command post procedures, critical infrastructure threats, dignitary protection, special events, security assessments,  and hostage situations.  Keith was nominated for the medal of bravery for operations outside of the United States.  He was the Principle Firearms and Tactical Instructor in the FBI for the state of Arizona.  He has instructed firearms and tactics around the world to thousands of students from international, military, state, local and tribal police agencies. Keith was one of the first instructors in the nation to teach Active Shooter courses to police both domestically and internationally.  Keith is designated as an FBI Master Police Instructor.   He has developed and taught numerous POST schools in Arizona and is also an Arizona POST Specialist Instructor for firearms.   Prior to the FBI, Keith was an Infantry Captain in the USMC, and a deputy sheriff in Orange County, California.  Currently, as an independent contractor, Keith provides classified and unclassified instruction related to advanced human intelligence  for the FBI.   Keith is a licensed Private Investigator and Founder of  TOLHURST INTERNATIONAL, LLC.

​​​Jerry Peters - Consultant

Jerry retired from the FBI after serving 31 years as a Special Agent.  Jerry has extensive expertise in sensitive and tactical operations.  He was responsible for extended, complex surveillance coverage incorporating surveillance teams and aviation assets from several FBI divisions and outside agencies operating in both urban and rural environments.  He developed and presented specialized courses involving physical surveillance,  surveillance detection and covert tactical operations to US Special Military Units.  Jerry also developed training in surveillance detection and counter surveillance routes,  to include: vehicular, foot and multi-mode travel for US agencies.  Jerry was assigned to the FBI's Surreptitious Entry Team responsible for conducting Title 18 and VISA court ordered covert entries into target locations throughout the U.S.   He was also trained in the installation, operation, and defeat/bypass, of security alarm and telephone systems.  Jerry  spent 4 years as an FBI Undercover Agent  targeting South American drug organizations.  He is experienced in all facts of covert operations:  to include undercover (UC) business fronts,  and covert business relationships.  He is currently providing contract instruction for FBI HUMINT Operation Courses.  Jerry is currently located in Washington, D.C.


Ken Williams retired from the FBI as a Special Agent after 30 years of service.  Ken’s primary responsibilities were investigating foreign and domestic terrorism matters. Ken participated in many high-profile terrorism investigations over his tenure with the FBI; including the bombing investigation of the A.P. Murrah federal building located in Oklahoma City, Oklahoma. Ken was responsible for successfully securing statements from a critical suspect associated with Timothy McVeigh. These statements resulted in the suspect's arrest and subsequent cooperation and testimony in the trial of McVeigh, which ultimately led to his conviction for the bombing. Ken has extensive experience investigating sensitive international terrorism matters and has traveled for the Bureau to the Middle East, Europe and Africa.  Prior to the September 11, 2001 terror attacks, Ken authored a communication issuing a warning to the intelligence community that Al-Qaeda was training in the civil aviation community in the United States. This communication has become known as the "Phoenix Memo" which received both national and media attention following the September 11, 2001 attacks. Ken has testified before the United States House of Representatives and the United States Senate regarding terrorism matters. He has also cooperated with the National Commission on Terrorist Attacks upon the United States (the 9/11 Commission).  Ken served on the FBI Special Weapons and Tactics (SWAT) team as an Assistant Team Leader, sniper and assaulter. Over his 30-year career with the FBI, Ken has received prestigious commendations; including the Central Intelligence Agency's Exceptional Human Intelligence Collector award. Ken has made many public appearances regarding terrorism matters and has appeared on local television news stations that include NBC and FOX News. Prior to the FBI, Ken was a San Diego Police officer. Ken is a licensed Private Investigator.

Roger Browning - Consultant

Roger retired from the FBI after serving 27 years as a Special Agent. Roger was a member of the FBI's elite Hostage Rescue Team (HRT) based in Quantico, VA.  As an HRT operator, Roger was afforded the best tactical and firearms training available worldwide.  He developed expertise as a firearms and tactical instructor and has been awarded the FBI designation of Master Police Instructor. Roger was a SWAT Tactical Commander, and involved in the 1984 Olympics, Waco, Texas siege, Jordan Montana siege, and was deployed to Africa after the Embassy Bombings in 1998.  Roger is highly trained in Crisis Management, Dignitary and Executive Protection,  Pursuit and Tactical Driving, and all facets of advanced tactics.  As an investigator, Roger worked all aspects of violent crime investigations, terrorism and counter terrorism, and was also utilized as an undercover agent with the FBI. Prior to the FBI, Roger was a police detective in Toledo, Ohio. Roger was nominated twice for the FBI Medal of bravery for operations outside of the United States. Roger also has independent contract experience conducting International firearms and tactical training.  Roger is the owner of R.D.Browning & Associates, LLC.

Michael Conrad - Consultant

Michael Conrad retired from the FBI after serving 27 years as a Special Agent. He was a Team Leader for the FBI’s Child Abduction Rapid Deployment (CARD) Team, a national asset that deployed within 24 hours to missing and abducted children cases throughout the country, and was a founding member of the Arizona Child Abduction Response Team (AZ-CART), a joint investigative team that responded to all missing child cases throughout the state of Arizona. He is a national expert on missing and abducted child response, and has taught in law enforcement academies and conferences throughout the United States and internationally, having provided over 450 hours of of state POST-certified instruction. Conrad created MACE, a software system to coordinate and organize incoming information in missing child responses, which was adopted by CARD and local law enforcement agencies nationwide. He was an Adjunct Faculty Member of the FBI Academy. He was the Phoenix FBI Primary Crimes Against Children Coordinator and Abduction Response Coordinator for over 16 years. He established the FBI’s Innocence Lost Task Force in Phoenix, a multi-agency task force that investigates domestic minor sex trafficking. As a certified Coordinator for the FBI’s National Center for the Analysis of Violent Crime (NCAVC), Conrad coordinated behavioral analysis and profiling assistance between FBI and local law enforcement. Conrad was an NCAVC-certified instructor on Active Shooter Behavioral Analysis, and created new protocols for local law enforcement on command post response to both active shooter incidents and abducted child responses. He was the Primary Defensive Tactics Instructor for the FBI’s Phoenix Field Office for over 15 years. Conrad was the FBI’s Primary Airport Liaison at Phoenix Sky Harbor International Airport after the 9/11 terrorist attack.  Conrad was the investigator in numerous major cases including Fugitive, Abduction, Child Sex Trafficking,  Child Sex Tourism, Bank Robbery, Armored Car Robbery, Interstate Theft, Extortion, Communicated Threats, International Crimes / Genocide,  Crimes on Aircraft, Racketeering, Espionage, Homicide, Interstate Stalking, Serial Homicide, Serial Sexual Assault, and Active Shooter investigations.