Business Details
14 Years
experience
Emergency
services
Premier Private Investigation Services in New Jersey and Pennsylvania
Blackstone Investigations Group, B.I.G is a premier private investigation firm serving clients across New Jersey and Pennsylvania. Founded by Marine Corps Veteran and former Police Officer Dave Ollivier, the company combines military precision with law enforcement expertise to deliver discreet, high-quality investigative solutions. With over two decades of combined experience, the team specializes in surveillance, computer forensics, and corporate investigations while maintaining strict compliance with legal standards. The agency prides itself on personalized service, utilizing cutting-edge technology to address both personal and business-related concerns. Clients benefit from tailored strategies developed through initial consultations, ensuring each case receives focused attention.The firm maintains active memberships in professional organizations like the New Jersey Licensed Private Investigators Association and Intellenet, a global network of security professionals. All investigators hold current licenses and undergo continuous training in interrogation techniques and forensic analysis. The company's commitment to ethical practices and client confidentiality has earned it recognition from legal professionals and repeat business from corporate clients. Operating 24/7, Blackstone Investigations Group, B.I.G provides emergency response capabilities while maintaining transparent pricing structures that avoid excessive retainers.
Services
Surveillance
Computer Forensics
Background Checks
Asset Recovery
Corporate Investigations
Child Custody Cases
Infidelity Investigations
Forensic Analysis
Tenant Screening
Executive Protection
Details
- Year established: 2012
Highlights and features
- 24/7 emergency response capabilities
- Military and law enforcement trained investigators
- Advanced surveillance technology deployment
- Strict adherence to legal compliance standards
- Personalized case management by principal investigator
What people say
BEST AROUND
Professional and caring
Top-notch forensics team
Saved us thousands
Prompt and thorough
Services
Surveillance
Our covert surveillance operations utilize state-of-the-art equipment for both personal and corporate investigations. The team employs GPS tracking, drone technology, and night vision capabilities to document activities discreetly. Clients receive comprehensive video evidence packages with detailed timelines and analysis.
Computer Forensics
Digital forensic specialists recover deleted data from electronic devices including computers, smartphones, and tablets. The service includes social media analysis, email recovery, and document restoration while maintaining chain-of-custody protocols for legal proceedings.
Corporate Investigations
Tailored solutions for businesses including employee theft investigations, insurance fraud detection, and workers' compensation fraud monitoring. The team provides courtroom-ready documentation and expert witness testimony when required.
Background Checks
Comprehensive background investigations for employment, tenant screening, and premarital evaluations. Services include criminal history checks, financial record verification, and social media profiling using proprietary database access.
Asset Recovery
Specialized services to locate hidden assets including bank accounts, real estate, and vehicles. The team employs skip tracing techniques and financial record analysis to support legal proceedings and debt collection efforts.
People
Dave Ollivier
Owner & Principal Investigator
Marine Corps Veteran and former Police Officer with 15 years law enforcement experience. Holds national certification in interviews and interrogations. Oversees all case operations while maintaining active field involvement.
Questions
What types of cases do you handle?
We handle both personal and corporate investigations including infidelity cases, child custody matters, computer forensics, insurance fraud, and asset recovery.
Are your investigators licensed?
All our investigators maintain active licenses in New Jersey and Pennsylvania with specialized training in surveillance and forensic analysis.
Can you assist with out-of-state cases?
While based in NJ and PA, we conduct investigations nationwide through our network of licensed professionals while maintaining local compliance standards.
How is evidence documented?
We provide timestamped video evidence, written reports with case timelines, and digital documentation formatted for courtroom presentation when required.
Is initial consultation free?
Yes, we offer complimentary initial consultations to discuss your case details and develop an investigation strategy tailored to your needs.
How quickly can you start an investigation?
Most cases begin within 24 hours of engagement, with emergency response available for urgent situations requiring immediate action.
