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“Perfect service and communication! Exceeded expectations in every way. Highly recommend!!”
— Client Review
Legal Investigations
When clients and their lawyers are challenged with elaborate and complicated disputes, they call National Business Investigations, Inc. (NBI) to investigate. We triple-check the facts and, by doing so, uncover secrets and truths in our legal investigations. We work closely with our clients and their lawyers to distinguish pertinent facts from the fallacious. Our team of investigative professionals are skilled at recovering missing assets, revealing fraudulent behavior, and investigating cyber activity with customized tactics for each situation. They are trained to assess facts objectively and, through their years of experience, determine the best resolutions.
Trusted Investigators - Real Results
Our professional investigative company includes investigators with previous law enforcement backgrounds, as well as cyber specialists using state-of-the-art techniques to obtain critical electronic evidence in economics, technology, and finance. The results our professionals deliver empower our clients' counsel with robust evidence, negotiation leverage, and for use in cross-examination.
NBI's professionals have assisted lawyers with domestic disputes, asset search/recovery, securities, and fraud investigations. Our legal investigation services include fraudulent and internal investigations, financial record analysis, cyber forensics, and asset search and recovery.
Security Services
MPS Security, a division of National Business Investigations, Inc. (NBI), is a full-service security firm currently licensed in California, Colorado, Washington, Arizona, Nevada, Texas, and Florida, specializing in physical and asset security through Uniformed Security Officers and Plain Clothes Executive Protection Agents. Our coverage includes site security, events, residential and commercial properties, access control, security patrols, loss prevention, fraud detection, and undercover officers.
We focus on results-providing professional Uniformed Security Officers and Executive Protection Agents that enhance safety across environments. Our experienced personnel work with you to develop a custom security plan, assigning agents tailored to your specific needs and vulnerabilities, at home or at work.
MPS Security also delivers elite services for Hostile Termination Protection, Reduction in Workforce Security, Labor Union Unrest & Strike Security, Asset Protection, Personal Protection, Estate Security, Corporate Event Security, and Risk & Threat Management throughout the US.
MPS Security Areas of Operation
MPS Security delivers Uniformed Security in four Western States (California, Arizona, Nevada, Washington), Texas, Colorado, and Florida-with strategic partnerships extending coverage across the United States. We also provide some international services.
Our main operations are based in Southern California, serving San Diego, Riverside, Orange, Los Angeles, and San Bernardino Counties. The Murrieta / Temecula headquarters enables comprehensive security across the Southwest for Guard Services, Uniformed Security Officers, Armed/Unarmed Security, Site Security, and Event Security.
- Multi-state licensed operation
- Headquartered in Murrieta, California
- On-the-ground presence across the Southwest
- National and select international availability
Contact: 866-678-4408
Services
Focused investigative support for complex, high-stakes matters.
Legal
Witness locates, interviews, evidence recovery, financial records investigations, cyber crimes, and asset search & recovery.
Explore Legal Investigations >>Insurance
Validate claims, identify red flags, document activity, and support defensible decisions in potential fraud matters.
Explore Insurance Investigations >>Corporate
Executive background investigations, due diligence, business intelligence, theft, computer forensics, and protection support.
Explore Corporate Services >>Workers Comp Fraud
Gather the investigative information needed to evaluate legitimacy and disability level with clarity and confidence.
Explore Workers Comp Support >>Asset Searches
Pre-litigation, mid-case, or post-judgment—identify where assets may reside to support appropriate strategy and settlement.
Explore Asset Discovery >>Surveillance Services
Obtain evidence that may not otherwise be provable in or out of court—especially when other methods fall short.
Explore Surveillance >>Every investigation starts with a commitment…
and ends with a guarantee.
Having been in business for decades, we know there are many investigation companies you can call on. One does not thrive for over fifty years in this industry without a foundation of honesty, integrity, and professionalism.
We can never promise results—but we always guarantee our performance. If you are not happy with our performance, you only pay what you believe our investigation is worth.
Reviews
Read ReviewsWe’re ready to work with you. Are you ready?
Contact us to get started and find out why clients choose NBI for high-accountability investigative support.
Recent NBI Insights
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Why Businesses Rely on Professional Investigations Long Before They Call a Lawyer
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