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Business Details
23 Years
experience
Private Investigative Services in Boston
Founded in 2003, NARDIZZI & ASSOCIATES, Inc. has established itself as a leader in complex investigative services, combining ethical rigor with innovative methodologies. Our firm, led by attorney John F. Nardizzi, specializes in uncovering critical information through witness interviews, public records research, and advanced OSINT techniques. With a focus on litigation support, criminal defense, and wrongful conviction cases, we serve law firms, corporations, and individuals across diverse settingsfrom corporate boardrooms to remote legal jurisdictions. Our commitment to accuracy and timeliness ensures clients receive actionable intelligence while maintaining strict confidentiality.

Recognized by the World Association of Detectives and the New England Innocence Project, we prioritize transparency and ethical practices, avoiding tactics that could jeopardize client interests. Our work has contributed to high-profile exonerations and landmark legal cases, demonstrating our dedication to justice and factual clarity. Operating from Boston, we serve clients nationally and internationally through a network of trusted professionals, offering retainer-based services tailored to each case's unique demands.
Services
Litigation Support Criminal Defense Background Checks Asset Tracing Internal Investigations Wrongful Convictions Cold Case Research Forensic Examinations Witness Interviews OSINT Analysis
Details
  • Year established: 2003
Highlights and features
  • We specialize in complex litigation support with documented success in high-profile cases
  • Our team employs ethical investigative methods compliant with legal and PR standards
  • We maintain a global network of professional investigators for international cases
  • Our founder holds dual expertise as an attorney and certified private investigator
  • We guarantee confidentiality and transparent communication throughout investigations
What people say
Outstanding investigative skill sets Superior to any of his peers Diligent thorough reliable Accomplished assignments timely manner Second to none interview skills
Services
Litigation Support
We provide comprehensive litigation support through witness interviews, evidence gathering, and detailed reporting. Our team specializes in civil and criminal case preparation, offering strategic insights that have proven critical in high-profile trials. With expertise in both document analysis and field investigations, we help legal teams build stronger cases while maintaining strict adherence to ethical standards.
Wrongful Convictions
Our firm conducts exhaustive investigations into wrongful conviction cases using modern forensic techniques and historical record analysis. We've successfully contributed to multiple exonerations through meticulous evidence re-examination and witness testimony verification. Our work often involves uncovering suppressed information and challenging outdated investigative methods to bring justice to wrongfully accused individuals.
Asset Tracing
We specialize in locating hidden assets for legal proceedings through public records analysis and digital financial tracking. Our services help law firms secure judgments by identifying concealed property and income sources. This includes investigating complex corporate structures and international financial transactions while maintaining full legal compliance throughout the process.
Cold Case Research
Our team reopens unsolved cases using modern investigative tools combined with traditional research methods. We've successfully resolved decades-old murder and rape cases by locating forgotten witnesses and digitizing historical records. This specialized service requires unique expertise in archival research and applying contemporary forensic analysis to historical evidence.
OSINT Analysis
We utilize advanced Open Source Intelligence techniques to gather critical information from publicly available digital sources. Our analysts combine proprietary tools with manual verification to track individuals and organizations across global platforms. This service provides actionable intelligence for legal cases, corporate due diligence, and security assessments while maintaining strict data privacy compliance.
People
John F. Nardizzi
Founder & Lead Investigator
Attorney and certified private investigator with over 20 years of experience in complex investigations. Recipient of the 2023 Investigator of the Year award from the World Association of Detectives. Specializes in wrongful conviction cases and high-profile legal investigations.
Questions
What types of cases do you typically handle?
We specialize in litigation support, criminal defense investigations, wrongful convictions, asset tracing, and cold case research for legal professionals and private clients.
How do you maintain ethical standards in investigations?
We strictly avoid tactics with potential PR ramifications and always consult clients before pursuing legally ambiguous avenues during investigations.
Can you handle international investigations?
Yes, our global network of investigators enables us to conduct complex international cases with the same detail as domestic investigations.
What payment arrangements do you offer?
We work on retainer agreements tailored to each case, with occasional flat fee arrangements for specific services.
How do you ensure client confidentiality?
All communications maintain strict confidentiality through secure channels and limited case team access throughout the investigation process.