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Surveillance is an additional tool that investigators use in the course of obtaining evidence. Surveillance is conducted when other investigative methods may have failed or cannot obtain pertinent evidence. Surveillance can be "static" or "mobile" and can involve one person or a team. Color video or photographic stills are obtained depicting a course of events to be used as evidence in a civil or criminal action, hearing, or for any other managed dispute resolution. Surveillance can be used in virtually any investigation; however, it is the quality and experience of the investigator that makes the ultimate difference in value of evidence obtained.
National Business Investigations (NBI) has been providing investigative and surveillance services for over 45 years. Our experienced investigators work discreetly and efficiently to produce evidence for your case. Our investigators use the highest quality equipment available and most effective tactics that have been developed over the past 45 years. As an leader in the Investigations Industry, National Business Investigations holds ourselves to the highest ethical standards so you can feel confident that the evidence obtained by our investigators is trustworthy and legally acceptable.
Worker's Compensation (Sub-Rosa) - Used by insurance examiners and defense attorneys to evaluate the validity of a work related injury claim. Subrosa is often used to confirm the validity of a claim or combat claimant fraud.
General Liability - Surveillance aids in determining the level of injury/incapacitation of a claimant to assist the insurance examiner or their defense council in analyzing the validity of a claim, and potentially to impeach testimony by the claimant/plaintiff at trial.
Child Safety / Visitation Monitoring - Occasionally, surveillance is conducted in the course of a non-custodial parental visitation to determine whether the parent is acting in a manner consistent with court mandate.
Domestic Surveillance - Designed to obtain photographic/video evidence of spouses involved in extra-marital activity
National Business Investigations, Inc. (NBI) provides investigative services in California, Colorado, Nevada, Washington, Texas Arizona and Florida. However, through our strategic partnerships we can provide services throughout the United States. NBI also operates internationally for particular services and support.
NBI employs highly skilled investigators in California, Nevada, and Florida. We operate heavily in San Diego County, Riverside County, Orange County, Los Angeles County, and San Bernardino County and maintain a network of investigators throughout California, Nevada, and Florida. Our main corporate office is located in Murrieta, California. The Murrieta and Temecula areas are growing business and industrial hubs of Southern California and allows NBI to effectively offer investigative services to the Southwest Region of the United States.
California | Colorado | Nevada | Florida
San Diego County | Riverside County | Los Angeles County | Orange County
San Bernardino County | San Francisco County | Clark County | Miami-Dade County
Murrieta | Temecula | Riverside | San Diego | Los Angeles | San Francisco | Seattle | Miami | Las Vegas
CA PI Lic # 21463 |Â NV PI Lic # 1383 | FL PI Lic # A1200285
Focused investigative support for complex, high-stakes matters.
Witness locates, interviews, evidence recovery, financial records investigations, cyber crimes, and asset search & recovery.
Explore Legal Investigations >>Validate claims, identify red flags, document activity, and support defensible decisions in potential fraud matters.
Explore Insurance Investigations >>Executive background investigations, due diligence, business intelligence, theft, computer forensics, and protection support.
Explore Corporate Services >>Gather the investigative information needed to evaluate legitimacy and disability level with clarity and confidence.
Explore Workers Comp Support >>Pre-litigation, mid-case, or post-judgment—identify where assets may reside to support appropriate strategy and settlement.
Explore Asset Discovery >>Obtain evidence that may not otherwise be provable in or out of court—especially when other methods fall short.
Explore Surveillance >>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.
Contact us to get started and find out why clients choose NBI for high-accountability investigative support.

By: Michael D. Julian

By: Michael D. Julian