Passanisi Investigations, Inc. Employee Directory

Security and InvestigationsCalifornia, United States2-10 Employees

Passanisi Investigations, Inc. is a private investigation firm that specializes in workers’ compensation fraud detection, serving clients across California, including the San Francisco, Sonoma, and Los Angeles areas. Founded in 1988, the firm is based in Sonoma, California, and supports defense investigations for workers’ compensation as well as personal injury and longshore claims. The organization emphasizes producing timely, detailed, and accurate reports for AOE/COE and Sub-Rosa investigations.

Its investigators bring educational backgrounds in fields such as public administration, journalism, and criminology, and the company provides 24/7 online access for claims examiners to ongoing cases. The firm uses surveillance measures and interview recordings as part of its investigative process, and maintains a client base that includes self-insured corporations, small independent franchises, government entities, and insurance companies.

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