NAICS 523991 · South Dakota
Trust, Fiduciary, and Custody Activities Business Names in South Dakota
South Dakota has 33 trust, fiduciary, and custody activities locations, ranking #27 of 51 states and D.C. and making up 1.2% of the U.S. total.
Name ideas for a South Dakota trust, fiduciary, and custody activities business
Before you commit, search the South Dakota business entity database (linked below) to make sure the name is not already registered there.
Trust, Fiduciary, and Custody Activities in South Dakota by the numbers
Locations by number of employees in South Dakota
Source: U.S. Census Bureau, County Business Patterns 2022. Counts cover employer establishments (businesses with paid employees); self-employed owners without staff are not included. Small establishments with 1–4 employees include those that reported no paid employees in mid-March.
Register your business name in South Dakota
In most states you check name availability and form an LLC or corporation through the Secretary of State (or equivalent) office, then register with the state tax and labor agencies if you will collect sales tax or hire employees. Official South Dakota links:
- South Dakota tax application
- Office of the Secretary of State - Corporations
- Department of Revenue
- Department of Labor and Regulation
- Reemployment assistance
- South Dakota state website
- Business
- Office of Economic Development
- New hire reporting
- Small Business Administration - South Dakota
- State agency index
- Office of Procurement Management
- South Dakota legislature
Official state agency links as listed by the IRS on its South Dakota state links page. Filing fees and steps change, so confirm current requirements with the agency before you file.
Other states for trust, fiduciary, and custody activities
See the national trust, fiduciary, and custody activities page → · Top industries in South Dakota →