About Alliance Tech | IT Services St. Louis
Alliance Tech is headquartered in Chesterfield with a second office in Grand Rapids, Michigan, and has supported St. Louis businesses for more than 26 years. It offers fully managed and co-managed IT with an average response time of 3 minutes, a 24/7 Security Operations Center, and no long-term contracts required. Unlimited IT support comes without hourly billing. Security includes endpoint detection and response, managed detection and response, email security and encrypted backup with tested recovery, plus business continuity planning. It administers Microsoft 365 and Azure and provides vCIO guidance with regular reviews of budgets, risk and projects. A dedicated financial services practice builds IT around GLBA, SEC Regulation S-P and FINRA expectations, and it also serves CPAs, manufacturers, professional services firms and non-profits. It is a Microsoft Silver Partner and Sophos Gold Partner. Rated 5.0 from 71 Google reviews, 70 of them five stars.
Services and details
Managed IT services
YesStated response time
YesManaged cybersecurity
YesCompliance support
YesCo-managed IT
YesBackup and disaster recovery
YesMicrosoft 365 and cloud
YesIT planning (vCIO)
YesFlat-rate pricing
YesNo long-term contract
YesNamed industries
Yes
No information yet on 24/7 help desk, on-site support. The website did not say; call and ask.
Contact
- (314) 649-8888
- 758 Spirit 40 Park Dr, Chesterfield, MO 63005
- Website
- View on Google Maps
Hours
- Monday
- 8AM-6PM
- Tuesday
- 8AM-6PM
- Wednesday
- 8AM-6PM
- Thursday
- 8AM-6PM
- Friday
- 8AM-6PM
- Saturday
- Closed
- Sunday
- Closed
Listing compiled from public sources on 2026-11-11. Report a correction or request removal. Back to managed IT providers in Chesterfield.