South Dakota companies
South Dakota is home to 26 companies indexed here, drawn from public records. Of these, 7 are publicly traded and file with the SEC, so their headline financials carry dated filings. Browse the full list below, or narrow by industry. Every entry links back to its public sources.
All South Dakota companies
| Company | Industry | Type | Ticker | Revenue (dated) |
|---|---|---|---|---|
| NorthWestern Energy | Energy | public | NWE | $1.6B (FY 2025) |
| Daktronics | Technology | public | — | — |
| POET | — | public | POET | — |
| Black Hills Corporation | Energy | public | — | — |
| Home Federal Bank | Finance | public | — | — |
| Pathward | — | public | — | — |
| Raven Industries | Aerospace Defense | public | — | — |
| Amiga, Inc. | — | private | — | — |
| Avera Health | Healthcare | private | — | — |
| Black Hills Ammunition | — | private | — | — |
| Black Hills Institute of Geological Research | — | private | — | — |
| Dakota Style | — | private | — | — |
| First National Bank South Dakota | Finance | private | — | — |
| First Premier Bank | Finance | private | — | — |
| Great Western Bank | Finance | private | — | — |
| Iowa, Chicago and Eastern Railroad | — | private | — | — |
| Lewis Drug | Retail | private | — | — |
| Midco | Telecom | private | — | — |
| Pheasant Restaurant and Lounge | — | — | — | — |
| Pizza Cheeks | — | — | — | — |
| Rainbow Play Systems | — | private | — | — |
| Sonifi Solutions | — | private | — | — |
| The HomeSlice Group | Media | private | — | — |
| VeraSun Energy | — | private | — | — |
| Wall Drug | Retail | — | — | — |
| Western Surety Company | — | private | — | — |