NAICS 523991: Trust, Fiduciary, and Custody Activities

This U.S. industry comprises establishments primarily engaged in providing trust, fiduciary, and custody services to others, as instructed, on a fee or contract basis, such as bank trust offices and escrow agencies (except real estate).

The data published with NAICS code 523991 include these parts of the following SIC industries:


6091 Nondeposit trust companies
6099 (pt) Escrow & fiduciary agencies
6289 (pt) Securities custodians & securities transfer agents
6733 (pt) Other trust, fiduciary, & custody activities

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