Derrick Marshall has over 27 years of experience in the Private Investigation industry. After attending Missouri State University, he founded Black Diamond Detective Agency which would eventually expand operation into 9 states. In 2010 he would branch out to form Marshall and Associates LLC, a private detective agency that would grow to employee numerous investigators and investigative contacts across the globe. Since then the company has blossomed into a full scale agency, capable of handling an array of services for their clients.
In this video, Derrick talks about how he got his start in the Private Investigation business.
More Information about Derrick Marshall and Marshall & Associates Investigations can be found Here:
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Orlando, Florida Office
Phone: (407) 403-8786
Springfield, Missouri Office
Phone: (417) 863-7117
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