Black Diamond Investigations

MO DLN License #2010010765 | Licensed / Insured / 20+ Years Serving Clients

Free Consultation – Available 24/7: (314) 313-8181 | Ji*@***nv.com

Our Services

Domestic Investigations

Our experience has shown that clients with gut feelings are accurate 90% of the time. Listen to your instincts.

Criminal Investigations

Our firm assigns a special investigator focused solely on your case to uncover the facts and the absolute truth.

Corporate Investigations

Protection for your personnel, clients, and assets while bringing your company peace of mind.

Information Services

Tenant screening, asset searches, criminal records, employment verification, and more.

Civil Investigations

Going to court? In many civil trials, proof is everything. We find the solid evidence you need to win.

Site Security

Large events, risk factors, or security liaisons – our specialists develop a plan for your property.


Immediate response – discreet confidential interviews.
Call 24/7: (314) 313-8181 | Ji*@***nv.com
MO DLN License #2010010765