Who We Are

Stephen R. Scanlon — Founder of Scanlon Investigations Group, licensed Massachusetts private investigator

Stephen R. Scanlon

After thirty distinguished years in law enforcement, Stephen R. Scanlon retired from the Worcester County Sheriff's Office in August of 2022. At the time of his retirement, Mr. Scanlon held the rank of Assistant Deputy Superintendent of Investigations.

Mr. Scanlon began his law enforcement career with the Suffolk County Sheriff's Department. While assigned to the Boston Police Department, he worked closely with the Federal Bureau of Investigations, the Massachusetts State Police, and several other law enforcement agencies.

Mr. Scanlon has received numerous awards and citations for his dedication to the citizens of Massachusetts, including the "George L. Hanna Recognition Award."

He has provided critical testimony at the Probate Court, Superior Court, Federal Court, and Grand Jury levels in many high-profile cases.

In 2022, Mr. Scanlon founded Scanlon Investigations Group (SIG) — a licensed and bonded private investigations agency providing litigation support to the legal community and private citizens in Child Custody/Family Law, Civil, and Criminal proceedings.

Book a Free Consultation

Scanlon Investigations Group

SIG develops factual information obtained through comprehensive investigations conducted by experienced investigators with over 75 years of collective law enforcement experience.

SIG investigators are experienced in Infidelity, Alimony, Cohabitation, Child Custody Disputes, Criminal and Civil Investigations, Photographic and Video Surveillance, Witness and Asset Locates, Witness Statements, and Executive Protection.

SIG provides their clients with a level of professionalism expected by Boston's top attorneys, businesses, and private citizens. In today's complex world, SIG understands the demand for excellence while assisting clients in achieving a successful outcome.

View All Services
Professional investigation equipment — Scanlon Investigations Group

Licensed & Bonded

Fully licensed private investigation firm operating under Massachusetts state regulations.

30+ Years Experience

Founded by a retired law enforcement veteran with three decades of investigative service.

Statewide Coverage

Serving Boston, Greater Boston, and all Massachusetts counties — Suffolk, Middlesex, Worcester, Essex, Norfolk, Plymouth, Barnstable.