Diamond Investigations provides professional witness interview services for attorneys, insurance companies, and private clients across Massachusetts. Our licensed investigators collect accurate statements, verify details, and document key facts that support your case.

With more than three decades of investigative and law-enforcement experience, our team knows how to approach witnesses respectfully while obtaining credible, admissible information. Each interview is conducted with discretion and professionalism to ensure that every fact is recorded clearly and impartially.

Whether you need supporting testimony for a civil dispute, criminal defense, or insurance claim, Diamond Investigations delivers thorough documentation that stands up in court.

Trust experience that gets results—contact us today to schedule a confidential witness interview.