On April 13 2021 Sioux Valley Dakota Leadership along with IT staff got to tour the new administration building, located in Sioux Valley Dakota Nation. The new building will be ready in the Fall of 2021 and will have the following departments occupy the new space:
- Sioux Valley Dakota Nation Leadership
- Social Development Department
- Finance Department
- Human Resources Department
- Self-Government Department
- Membership Department
- Post Secondary and Employment & Training
