
Find a Private Investigator
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Nigel Smith
Cei Smith and Associates LLC
A-911
January 11, 2026
Wallingford
Connecticut
Accident Reconstruction, Death Investigations, Litigation Support, Notary Services, Personal Injury Investigations, Statement Taking
With over 20 years of experience in accident investigation, we specialize in providing initial accident consultations to ensure evidence is secured and documented before it degrades or becomes compromised. Our services, including forensic mapping, laser scanning, drone imagery, and court-ready diagrams, are designed to secure high-fidelity data at the earliest possible moment. By acting quickly, we help preserve vital information for use in accident reconstruction and other complex investigations, ensuring you have the best resources to uncover the truth. Our laser scanning/forensic mapping services have aided in litigation support of motor vehicle accidents, crime scene documentation, fire investigations, and personal injury locus investigations.

Mark MacDaniel
Connecticut Investigative Services
A-2288
January 1, 1970
Shelton
CT
Surveillance, Criminal Investigations, Background Checks, Legal Investigations, Workers Compensation Investigations
Connecticut Investigative Services is a CT based investigative agency that uses private detectives that are well-trained, experienced, veteran police detectives that apply their skills as investigators for the benefit of corporate entities, law firms and individual citizens.

Christopher
Ascend Investigations
A-2842
December 16, 2024
New Haven
CT
Claim Support Services, Criminal Investigations, Personal Injury Investigations, Surveillance, Workers Compensation Investigations
Providing Investigative services to Connecticut

Don DiStefano
Madison Investigative Services, LLC
A-2563
September 23, 2025
Wethersfield
CT
Abuse & Neglect Investigations, Criminal Investigations, Death Investigations, Elder Abuse Investigations, Missing Persons, Personal Family Matters, Public Records Searches, Sexual Harassment Investigations, Threat Assessments, Workplace Investigations
A Veteran-owned business, licensed by the State of Connecticut Department of Emergency Services & Public Protection. Our team consists of retired law enforcement & public safety professionals offering unique skills and capabilities that set us apart.

Matthew Heim
Advanced Investigations, LLC
A-2521
February 27, 2027
North Haven, CT
CT
Asset Searches, Computer Forensics, Criminal Investigations, Cyber Investigations, Due Diligence Investigations, Hidden Cameras
Matthew Heim is the Director of Digital Forensics and Investigations for Advanced Investigations and has been in the investigation industry for just under a decade. He currently holds certifications from leading industry companies and organizations such as Cellebrite for Mobile Phone Forensics, Research Electronics International (REI) for Technical Security Countermeasures and the National Defender Investigator Association for criminal defense investigations.

Jessica Zannetti
Azarm & Associates
A2520
May 10, 2026
Southport
CT
Background Checks, Due Diligence Investigations, Fraud Investigations, Legal Investigations, Litigation Support
Azarm & Associates

Jane Driscoll
Griffin Private Investigations
A2275
January 1, 2026
Clinton
CT
Personal Injury Investigations, Workers Compensation Investigations, Locating Missing Persons, Interviewing, Criminal Investigations
Paul Griffin is the company owner. I've been with this company for 9 years.

Teresa Dornfeld
Investigreat 2, LLC
A-2673
September 24, 2026
Glastonbury
CT
Background Checks, Personal Injury Investigations, Social Media Investigations, Statement Taking, Workers Compensation Investigations
We are a full service Private Investigative firm serving New York and Connecticut in all areas of investigation, including Social Media Searches, Background Searches, OSINT Investigations and much more.

Dean Marino
Marino Investigations LLC
A-2411
October 19, 2025
Old Lyme
CT
Background Checks, Domestic Violence Investigations, Fraud Investigations, Interviewing, Locating Missing Persons, Personal Family Matters, Security Consulting, Surveillance, Theft Investigations, Workplace Investigations
Professional & Ethical Private Investigator providing quality and affordable services.

Jon Dommel
Connecticut Investigative Solutions, LLC
A-2480
April 20, 2025
Bristol
CT
Surveillance, Infidelity Investigations, Child Custody Investigations, Background Checks, Fraud Investigations
A trusted private detective agency conducting investigations for clients throughout Connecticut and beyond in a discreet, confidential and professional manner. Connecticut Investigative Solutions is a licensed, bonded & insured private investigator in CT.
A leading private detective agency, Clients have expressed Connecticut Investigative Solutions is a company they can trust to provide them with high quality investigations with an exceptional level of service. Large or small, every client is important to us. Jon Dommel, the owner and licensed private investigator is known for helping clients with their difficult situations and providing high value results. His private detective agency has built a solid reputation for the ability to uncover evidence of high value in a variety of cases, including personal investigations involving infidelity and child custody, to sensitive background checks and corporate investigations. “I run my business with a strong belief that if I provide my clients with an exceptional level of service in a cost effective and professional manner they will come back to me in the future with their investigative needs” – Jon Dommel, Detective Agency Owner.

Christine Davis
Advanced Investigations
A-2521
February 1, 2026
North Haven
CT
Background Checks, Cohabitation Investigations, Infidelity Investigations, Personal Injury Investigations, Surveillance
Advanced Investigations is a Connecticut Private Investigation Firm with locations in Stratford, West Hartford, and North Haven. We are a different breed of private investigators. We pair time-honored and tested techniques with cutting-edge technology to provide our clients with the answers they need. We handle matters for all clientele, including individuals, families, businesses, and lawyers. Regardless of where you are in Connecticut, we are ready to help answer your burning questions. Do not wait to contact us.

Adam Dornfeld
Investigreat, LLC
A-2673
September 24, 2026
Glastonbury
Connecticut
Child Custody Investigations, Infidelity Investigations, Locating Missing Persons, Surveillance, Social Media Investigations
Investigreat, LLC is a full service Private Investigative Firm which specializes in Missing Person Locates, Child Custody Surveillance, Workers Compensation Fraud, Infidelity Cases and much more.