Top Managed IT Companies in Joliet

Outsource Solutions Group

Dependable technology support for Joliet and nearby towns.

✓ Verified Provider ⭐ 4.9/5 Stars Est. 2002
Naperville, IL (serving Joliet) +3 more locations
50–249 employees
Founded 2002
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Founded in 2002, Outsource Solutions Group is a managed IT services provider headquartered in Naperville, IL. Its 4.9 out of 5 rating from 150 Google reviews is a verified, third-party signal of how it treats clients. Its work centers on Managed IT Services, Integrated Cybersecurity, Cloud Services, and Network Monitoring. Weigh Outsource Solutions Group against other Naperville managed IT providers, then ask for a free quote.

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

About Outsource Solutions Group

As a Joliet IT partner based in Naperville, Outsource Solutions Group brings managed IT, cybersecurity, and cloud services to employers nearby.

Outsource Solutions Group carries a 4.9/5 Google rating from 50 reviews, a checkable record buyers can weigh during due diligence. Outsource Solutions Group has been open since 2002.

Its work covers managed IT, cybersecurity, cloud services, help desk support, network management, and backup and disaster recovery, usually for local businesses that want a larger, multi-department firm running their technology from top to bottom.

Services Offered

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Managed IT Services
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Integrated Cybersecurity
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Cloud Services
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Network Monitoring
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Help Desk & On-Site Support

Industries Served

💊 Healthcare & Pharma
🏭 Manufacturing
📚 Nonprofits & Libraries

Why Choose Outsource Solutions Group

4.9/5 From 50 Google Reviews

50 Google reviews at 4.9 stars give Outsource Solutions Group an outside, evidence-based track record instead of self-reported claims.

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Rooted in Naperville

Sitting in Naperville, Outsource Solutions Group stays near enough to Joliet clients to arrive quickly when a remote fix will not do.

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Cloud & Microsoft 365

Outsource Solutions Group moves and runs cloud plus Microsoft 365 setups, keeping Joliet teams productive and protected from any location.

Locations & Map

Naperville, IL (serving Joliet)

Certifications & Compliance

CRN MSP 500 / MSP 501
Microsoft, Cisco Meraki & Fortinet partner
80+ technical certifications

Frequently Asked Questions

How do clients rate Outsource Solutions Group?

Outsource Solutions Group holds a 4.9 out of 5 rating across 150 verified Google reviews, putting it among the better-reviewed providers in Naperville. The verified reviews on this page reflect its responsiveness and day-to-day support.

What can Outsource Solutions Group handle for your business?

Outsource Solutions Group delivers Managed IT Services, Integrated Cybersecurity, Cloud Services, Network Monitoring, and Help Desk & On-Site Support to organizations across Naperville, IL.

Where is Outsource Solutions Group based?

Outsource Solutions Group operates from Naperville, IL and supports organizations across the Naperville area.

How long has Outsource Solutions Group been in business?

Outsource Solutions Group has been operating since 2002.

Is Outsource Solutions Group certified?

Outsource Solutions Group carries CRN MSP 500 / MSP 501, Microsoft, Cisco Meraki & Fortinet partner, and 80+ technical certifications.