With expertise drawn from law enforcement, intelligence agencies and government, our licensed private detectives have resources and contacts worldwide.

Investigations have become an integral part of corporate security programs. It is no longer possible to separate vulnerability and risk analysis from pre-employment screening, physical security measures or investigative research.

An effective security program leverages the overlap between security and investigative activities to improve profitability, realized in better hiring decisions, safer work environments and lower insurance costs.

Clark International’s award-winning professionals draw from decades of investigative experience. Highly credentialed private investigators address your most sensitive concerns discretely and provide you with the information you need to make the best decisions possible.

Expertise, experience, professionalism and discretion are synonymous with Clark International Investigation Services.


Professional investigations addressing all aspects of corporate concerns from loss prevention to white-collar criminal activity and threats.

Legal / Discovery Services

Licensed investigators provide the necessary research and evidence to support reduced liability and successful prosecution.

Pre-employment Screening

As pre-employment screenings and background checks have become the standard in the employment process, this is done promptly and professionally, providing you with the information you need to make the most intelligent hiring decisions possible.


Utilizing both physical and electronic surveillance measures enables Clark International to conduct comprehensive, discreet and court admissible investigations. Electronic surveillance provides indisputable information with such measures as GPS tracking, photography, and state-of-the-art video and audio recording.

Insurance Support

Mitigate costly and/or frivolous insurance claims through professional investigations and thorough documentation. Our investigators have decades of experience with legally sound investigative material and documentation.

Private Investigations

Discreet investigations done by licensed professionals provide valuable information at competitive rates. Clark International investigators draw from award-winning careers in investigations, as well as solid working relationships with local and federal law enforcement.