South Dakota Secretary of State

The South Dakota Secretary of State governs South Dakota business filings.  Whether it’s a South Dakota corporation, South Dakota LLC, South Dakota nonprofit, or any type of business entity; you create or register your company with the South Dakota Secretary of State.

South Dakota Secretary of State

Contact info:
Voice: 605-773-4845
Fax 605-773-4550

Physical Address:
Secretary of State
Capitol Building
500 East Capitol Avenue Ste. 204
Pierre, SD 57501-5070

Name search:

You can start your South Dakota business yourself, but if you would like help doing so, you can sign up for our business formation services.

Pros

South Dakota has no personal income tax, and cheap fees for domestic South Dakota businesses.

Cons

South Dakota has a sales tax on everything and a very aggressive department of revenue.  South Dakota discourages businesses from others states to come to South Dakota with its super high registration fees.