Northern States Investigations & Security, LLC
Investigations | Protection | Security
Trusted by attorneys, businesses, and private clients for discreet, experienced, results-driven services.
Northern States Investigations & Security provides professional investigative, executive protection, and security services backed by decades of federal, state, and local law enforcement experience.
NSIS handles both complex investigative matters and traditional private investigations. While many of our cases involve high-stakes financial, legal, or criminal issues, we also provide surveillance, missing persons investigations, and other field-based services depending on client needs.
Who We Are
Our Services
Financial & Fraud Investigations
Specializing in complex financial investigations, we uncover fraud, embezzlement, and misconduct through detailed analysis and transaction tracing. Our findings provide clear, defensible insights to support recovery efforts.
Litigation & Criminal Defense Support
Providing comprehensive investigative support, we assist attorneys in building cases through fact development, witness work, and strategic analysis.
Major Case & Special Investigations
Handling serious and sensitive matters, we lead investigations involving complex, high-risk situations. Each case is managed with discretion and experience.
Security Services
Delivering practical, real-world security solutions, we assess vulnerabilities across businesses and facilities to identify risk and strengthen overall safety.
Surveillance & Intelligence Gathering
Delivering professional surveillance and intelligence services, we gather accurate, well-documented evidence to support legal and investigative objectives.
Executive Protection
Safeguarding executives, families, and high-profile individuals, we provide discreet protection services, planning, threat assessment, travel security, and event coverage.
WHY CHOOSE US
Decades of federal, state, and local investigative experience
Real-world protection and security leadership
Discreet, professional, and evidence-based work
Trusted by attorneys, businesses, and private clients
Tailored strategies, not one-size-fits-all services
Get In Touch
Need answers, protection, or a security strategy?
Contact Northern States Investigations & Security today.