All 3 companies
A–Z by legal name| Company | Registry number | Registered | Status | City |
|---|---|---|---|---|
| Audio Arts, Inc. | NS128611 | 2016-12-09 | Dissolved | RAPID CITY |
| Aux Design Co | DB059623 | 2014-12-10 | Dissolved | RAPID CITY |
| Full Circle Subs, LLC | DL140786 | 2017-12-08 | Active | Spearfish |