Top Managed IT Companies in St. Louis

ATB Technologies

Chesterfield IT that scales with your growth.

✓ Verified Provider ⭐ 4.8/5 Stars
Chesterfield, MO
10–49 employees
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ATB Technologies is a managed IT services provider based in Chesterfield, MO. Across 16 verified Google reviews it averages 4.8 out of 5, a public track record you can weigh during diligence. It focuses on Managed IT Services, Cybersecurity & Threat Protection, Cloud Services & Migration, IT Help Desk & End-User Support. Compare it against other St. Louis managed IT providers, then request a quote.

Vetted by the Best IT MSP editorial team · Last updated June 2026

About ATB Technologies

ATB Technologies reviews average 4.8 stars across 16 Google ratings, and reviewers return to two ideas: service that goes above and beyond, and a partner that grows with you. Annie Herz credits ATB with keeping things running smoothly, Patrick Rodriguez describes them as the responsive, scalable partner a fast-growing small business needed, and a St. Louis nonprofit director recounts ATB recommending technology for current and future needs while saving the organization real money. Several clients note relationships spanning several years.

Run from Chesterfield in the west-county corridor, ATB delivers managed it services, cybersecurity, and cloud services to St. Louis organizations, with a 10 to 49 person team that the reviews describe as experienced and consistently available when problems come up.

The firm covers managed IT, cybersecurity, cloud services and migration, help desk and end-user support, and network management. As a Microsoft Partner, ATB most often works with professional services firms, healthcare and medical practices, and financial services clients that want dependable, security-aware IT priced to fit their budget.

Services Offered

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Managed IT Services
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Cybersecurity & Threat Protection
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Cloud Services & Migration
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IT Help Desk & End-User Support
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Network Management

Industries Served

📋 Professional Services
💊 Healthcare & Medical
💰 Financial Services

Why Choose ATB Technologies

4.8/5 From 16 Google Reviews

16 reviews averaging 4.8 stars, several spanning years, point to a provider clients keep rather than churn through.

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Chesterfield Location

A Chesterfield base sits in the west-county cluster of mid-size firms, well placed to serve businesses across the broader metro.

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Microsoft Partner

Microsoft Partner status supports the managed, cloud, and security services ATB scales up as a client's headcount grows.

Location

Chesterfield, MO

Certifications & Compliance

Microsoft Partner

Frequently Asked Questions

What do ATB Technologies reviews say?

Across 16 verified Google reviews, ATB Technologies averages 4.8 out of 5. Weigh that public track record alongside a direct quote.

Which IT services does ATB Technologies provide?

ATB Technologies delivers Managed IT Services, Cybersecurity & Threat Protection, Cloud Services & Migration, IT Help Desk & End-User Support, Network Management to organizations across St. Louis, MO.

What area does ATB Technologies serve?

ATB Technologies is based in Chesterfield, MO and supports businesses across St. Louis and the greater metro area.

Is ATB Technologies certified?

ATB Technologies carries Microsoft Partner.