Services
Services
Surveillance
Discreet Surveillance Operatives for Individuals, Attorneys, and Businesses
When the âŚ
Learn moreDue Diligence
Due diligence is essential when making critical decisions that could have far-reaching âŚ
Learn moreBackground Investigations
Background investigations are invaluable for making informed decisions in both personal âŚ
Learn moreCriminal Defense
Criminal defense investigations play a pivotal role in ensuring that every client âŚ
Learn moreChild Custody
Often adversarial, child custody investigations play a critical role in family law âŚ
Learn moreAsset Tracing
Divorce. Fraud. Debt Recovery.
Crucial in litigation, or in the anticipation of âŚ
Learn moreMissing persons
When someone goes missing, every second matters. At Salvatore A. Grasso, we bring more âŚ
Learn moreReviews
bryan
Mr Grasso is the consummate professional. Top of the PI world!!!!Â
Jul 24, 2026
Adewole Adeleke
Mr.Salvatore Grasso is an "investigator emeritus" who places a very high premium on honesty, integrity and truthfulness rather than the money who... Â Read more
Jul 13, 2026
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