Cybersecurity Companies in South Dakota: Ranked Lists by City (2026)
7 cities with a ranked listUpdated 0 paid placements in any rankingHow we rank →
We rank cybersecurity companies in 7 South Dakota cities, 99 city rankings in all. The largest lists are Sioux Falls (20), Yankton (19) and Vermillion (17).
Cybersecurity companies by city in South Dakota
Every South Dakota city with a ranked list of cybersecurity companies, largest first. Each list ranks IT firms within 75 mi of the city.
Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.
| City | Ranked | Ranked #1 | Its IFR Score |
|---|---|---|---|
| Cybersecurity companies in Sioux Falls | 20 | PC Matic, Inc. | 66 |
| Cybersecurity companies in Yankton | 19 | PC Matic, Inc. | 68 |
| Cybersecurity companies in Vermillion | 17 | PC Matic, Inc. | 69 |
| Cybersecurity companies in Brookings | 15 | On Sight Security | 57 |
| Cybersecurity companies in Mitchell | 14 | On Sight Security | 62 |
| Cybersecurity companies in Rapid City | 7 | Black Hills Information Security | 63 |
| Cybersecurity companies in Spearfish | 7 | Black Hills Information Security | 64 |
Highest IFR Scores among South Dakota cybersecurity companies
Each score is computed within its own city list, so use the city pages to compare businesses. Shown for orientation, not as a state ranking.
Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.
| # | IT firm | IFR Score | City list | Google rating |
|---|---|---|---|---|
| 1 | PC Matic, Inc. | 69 | #1 in Vermillion | 4.9★ (1,112) |
| 2 | Black Hills Information Security | 64 | #1 in Spearfish | 4.9★ (19) |
| 3 | On Sight Security | 62 | #1 in Mitchell | 4.9★ (42) |
| 4 | Blue Goat Cyber | 61 | #2 in Sioux Falls | 5.0★ (11) |
| 5 | Workplace by Direct | 58 | #3 in Sioux Falls | 4.9★ (21) |
| 6 | Oakland Solutions, LLC | 57 | #2 in Brookings | 5.0★ (128) |
| 7 | Northern Hills Technology | 56 | #2 in Spearfish | 4.6★ (41) |
| 8 | Evergreen Office Solutions | 55 | #2 in Rapid City | 4.3★ (27) |
| 9 | Kota Technology | IT Services Sioux Falls | 55 | #3 in Mitchell | 4.8★ (20) |