Top Managed IT Companies in Thousand Oaks

IT21ST

Thousand Oaks IT, cloud, and security from one accountable team.

✓ Verified Provider ⭐ 5.0/5 Stars
Westlake Village, CA (serving Thousand Oaks & Conejo Valley)
1–9 employees
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IT21ST is a managed IT services provider based in Westlake Village, CA (serving Thousand Oaks & Conejo Valley). Across 7 verified Google reviews it averages 5.0 out of 5, a public track record you can weigh during diligence. It focuses on Managed IT Services, Managed Cyber Security, Project IT Services, Cloud Migration & Azure. Compare it against other Thousand Oaks managed IT providers, then request a quote.

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

About IT21ST

IT21ST delivers managed IT, cybersecurity, and cloud services to Thousand Oaks businesses that want steady, preventive IT instead of break-fix.

IT21ST carries a 5/5 Google rating from 7 reviews, a checkable record buyers can weigh during due diligence.

Its work covers managed IT, cybersecurity, cloud services, help desk support, backup and disaster recovery, and Microsoft 365, usually for retail and e-commerce businesses and professional-services firms that want a small, hands-on team running their technology from top to bottom.

Services Offered

🖥️
Managed IT Services
🔒
Managed Cyber Security
📁
Project IT Services
☁️
Cloud Migration & Azure
💾
Backup & Disaster Recovery
👤
Dedicated Account Manager

Industries Served

🏢 Small & Mid-Size Business
🛍️ Retail & E-commerce
🏗️ Construction
⚖️ Professional Services
📦 Packaging & Manufacturing
💰 Finance & Consulting

Why Choose IT21ST

7 Google Reviews, 5-Star Average

With 7 reviews averaging 5, IT21ST shows a checkable reputation that stands up to scrutiny.

📍

On-Site Coverage in Thousand Oaks

Sitting in Westlake Village, IT21ST stays near enough to Thousand Oaks clients to arrive quickly when a remote fix will not do.

🛟

Responsive Help Desk

IT21ST staffs a live help desk so Thousand Oaks employees get a real engineer fast, stopping small issues before they turn into outages.

Offices

IT21ST lists 3 offices. Choose one to see it on the map.

Certifications & Compliance

Microsoft Azure
Dedicated account manager
Quick-response SLA
Cloud migration experts

Frequently Asked Questions

What do IT21ST reviews say?

Across 7 verified Google reviews, IT21ST averages 5.0 out of 5. Weigh that public track record alongside a direct quote.

Which IT services does IT21ST provide?

IT21ST delivers Managed IT Services, Managed Cyber Security, Project IT Services, Cloud Migration & Azure, Backup & Disaster Recovery, Dedicated Account Manager to organizations across Thousand Oaks, CA.

What area does IT21ST serve?

IT21ST is based in Westlake Village, CA (serving Thousand Oaks & Conejo Valley) and supports businesses across Thousand Oaks and the greater metro area.

Is IT21ST certified?

IT21ST carries Microsoft Azure, Dedicated account manager, Quick-response SLA, Cloud migration experts.