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Our reputation is built on trust, discretion, and results. Explore genuine testimonials from clients who have experienced the NBI difference.

Reviews are independently gathered via Google • All feedback is from verified clients.

Discerning Results. Discreet Approach.

Confidentiality is the cornerstone of our client relationships. Should you require private references from attorneys, family offices, or distinguished clients, we can arrange secure introductions upon request.

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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.

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“Perfect service and communication! Exceeded expectations in every way. Highly recommend!!”

— Client Review

“Very professional, great customer service. I would use them again.”

— Client Review

“Outstanding service. Professional and diligent.”

— Client Review

We’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



Nanny and Household Staff Background Investigations: Protecting Your Family and Home

Nanny and Household Staff Background Investigations: Protecting Your Family and Home

Hiring a nanny, caregiver, or household employee means trusting a stranger with your family and home. Learn what a professional background investigati…

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Employee Theft and Inventory Shrinkage Investigations: How Businesses Build a Case That Holds Up

Employee Theft and Inventory Shrinkage Investigations: How Businesses Build a Case That Holds Up

Shrinkage is not always shoplifting. Learn how professional employee theft and inventory shrinkage investigations identify internal loss, build defens…

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Romance Scam Investigations: How Licensed Investigators Uncover Online Dating Fraud

Romance Scam Investigations: How Licensed Investigators Uncover Online Dating Fraud

Romance scams cost victims more than a billion dollars a year. Learn how licensed investigators verify who is really behind an online relationship, tr…

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Pre-Employment Background Investigations: What Most Employers Miss (and Why It Costs Them)

Pre-Employment Background Investigations: What Most Employers Miss (and Why It Costs Them)

Standard background checks miss more than most employers realize. Learn what a professional pre-employment investigation actually uncovers â€" and the…

By: Michael D. Julian