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DeAndrea Investigations & Security LLC. is founded and run by lifelong Pennsylvania residents who have spent over 70 years in Law Enforcement and Security. From Chief of Police, State Police Station Commander, Certified Coroner, Gambling Expert and Forensic Expert through Wiretap Certified, Asset Forfeiture, Financial Crimes Expert and State Police Criminal Investigator. 

Sandy and Frank do not simply belong to State and International Private Investigation associations, they are active members constantly honing their trade.

Sandy is the first vice president of the Pennsylvania Association of Licensed Investigators.

Frank is the Secretary of the Pennsylvania Association of Licensed Investigators.

Frank is on the Board of Directors of the International Intelligence Network.

Sandy and Frank are members of the Vidocq Society.

Sandy and Frank are the co-chairs of the Vidocq Society Training, Education and Seminar Committee.

Frank and Sandy also publish the newsletters for INTELLENET and PALI writing and publishing multiple articles internationally 8 times a year.

Sandy and Frank co-chair the Education and training committee for the prestigious Vidocq Society. 


The breadth of investigative and security capabilities and resources at their disposal is nearly limitless.

Sandy and Frank have spent nearly three-quarters of a century working in law enforcement and their knowledge and skills have set them apart both in their fields of expertise, careers and in their communities. 

Known and Respected in their local, State, National and International industries.

Put their knowledge and skills to work for you.

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