About Us

Black Diamond Investigations is a full service investigation firm with resources and law enforcement contacts in the mid-west region of the United States.  Our primary base of operations is in St. Louis, Missouri.  Our investigation services are prompt, effective, affordable, and discreet.

We offer our services from individuals needing domestic investigations to  presidential candidates needing body guard services.  Whether you are needing information about someone or are in need of assistance to solve a cold case murder, we can assist you!

Call today to speak to our lead investigator.

MO DLN License #2010010765