Excellence in investigations. Serving the Baltimore region. 

​​We guarantee an aggressive and effective strategy. Our history of successful results speaks volumes.

We are abreast of the ever-changing field of investigations and are fully committed to exceeding expectations.

MD State Police License No. 106-4976



Castle Security Group Private Investigations

CALL US                             (410) 788-7800

Over 35 Years of Integrity, Skill and Results.

Our team is dedicated to delivering superior service to our clients and ensuring that their investigative needs are not only met, but exceeded. We offer exceptional detective work while providing personalized and committed support. 

We serve a wide range of clientele and value every client relationship. Each investigation benefits from our relentless determination and comprehensive expertise. We approach every case with a focus on honesty and aggressive pursuit of the truth.


We have a reputation of excellence in providing smart, sensible, affordable investigative solutions.