Top Cybersecurity Companies in South Dakota
We ranked 6 cybersecurity companies in South Dakota on client reviews, how many are verified, service focus and profile completeness. Updated October 2026. How rankings work
Firms that assess, harden and monitor systems, and help companies meet security and compliance requirements.
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Sturgis cybersecurity consulting, penetration testing, incident response, and defensive security services.
No reviews yet
Sturgis, SD
- Cybersecurity
Spearfish managed IT, cybersecurity, and compliance support for the Black Hills region.
No reviews yet
Spearfish, SD
- Managed IT Services
- Cybersecurity
Business infrastructure, security and co-managed IT across regional offices.
No reviews yet
Sioux Falls, SD
- Managed IT Services
- Cybersecurity
Sioux Falls IT firm combining managed support, cybersecurity, and business automation.
No reviews yet
Sioux Falls, SD
- Managed IT Services
- Cybersecurity
- API & Integration Development
Sioux Falls managed IT provider supporting Midwest organizations with security, networks, and cloud systems.
No reviews yet
Sioux Falls, SD
- Managed IT Services
- Cybersecurity
Rapid City managed and co-managed IT, cybersecurity, cloud systems, and business communications.
No reviews yet
Rapid City, SD
- Managed IT Services
- Cybersecurity
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