We are a specialized investigative agency with roots in San Francisco, California, nationwide coverage, and Worldwide affiliates.
Founded in 1978, our firm specializes in litigation support, financial background investigations and due diligence on individuals and businesses. We provide superior investigative reports to major law firms, plaintiffs’ attorneys, insurance companies, commercial landlords and pension funds throughout the United States, Latin America, Asia and Europe.
As we maintain an active membership in the most prestigious investigative associations in the world, we have an established global network of exceptional professionals that can execute our services with the same high-level of professionalism on a worldwide basis.
Our investigators provide thoroughly researched and detailed reports compiled with both public databases and our impeccable private sources developed over the past 40 years. We carefully review and analyze information from dozens of public and private databases and industry sources to produce a comprehensive and useful report to assist your information needs.
San Francisco Bay Area
Derish Associates, Inc.
San Francisco, California
Office: (415) 459-1448
Costa Rica Investigations, S.A.
San Jose, Costa Rica
U.S. Toll Free: (415) 648-7007