Top Managed IT Companies in McAllen

Custom Information Services

McAllen managed IT, done right.

✓ Verified Provider ⭐ 4.9/5 Stars
Serving McAllen, TX (Texas MSP, 35+ years)
50–249 employees
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Custom Information Services is a McAllen, TX-based managed IT services provider. Custom Information Services holds 4.9 out of 5 across 17 verified Google reviews. It focuses on Managed & Co-Managed IT, Cybersecurity & MDR, Compliance-as-a-Service, and Cloud & Microsoft 365. Read the verified reviews below, then request a free quote to compare Custom Information Services with other McAllen managed IT providers.

Reviewed by the Top IT MSP research team · Updated July 2026

About Custom Information Services

Custom Information Services delivers managed IT, cybersecurity, and cloud services to McAllen businesses that want predictable, proactive IT rather than break-fix.

With 17 Google reviews averaging 4.9 stars, Custom Information Services has built a measurable reputation for responsiveness and follow-through.

The provider's services include managed IT, cybersecurity, cloud services, compliance support, vCIO and IT strategy, and backup and disaster recovery, with a larger, multi-department firm supporting local businesses across the McAllen area.

Services Offered

🖥️
Managed & Co-Managed IT
🔒
Cybersecurity & MDR
📋
Compliance-as-a-Service
☁️
Cloud & Microsoft 365
🧭
vCIO & vCISO
💾
Disaster Recovery

Industries Served

⛽ Oil & Gas
🏭 Manufacturing & Logistics
🏥 Healthcare
⚖️ Legal
🏦 Financial & Accounting

Why Choose Custom Information Services

4.9/5 Across 17 Google Reviews

With 17 reviews averaging 4.9, Custom Information Services has the kind of verifiable reputation that holds up to scrutiny.

📍

On-Site Across McAllen

Custom Information Services's McAllen location means McAllen businesses get a genuinely local partner, not a distant call center.

☁️

Cloud & Microsoft 365

Custom Information Services migrates and manages cloud and Microsoft 365 environments, keeping McAllen teams productive and secure from anywhere.

Location

Serving McAllen, TX (Texas MSP, 35+ years)

Certifications & Compliance

Certified Microsoft partner
HIPAA / PCI / CMMC compliance services
SOC 2 & NIST framework support
Microsoft Dynamics ERP partner

Frequently Asked Questions

What do Custom Information Services reviews say?

Across 17 verified Google reviews, Custom Information Services averages 4.9 out of 5. Read the verified reviews on this page for specifics on support quality and follow-through.

Which IT services does Custom Information Services provide?

Custom Information Services provides Managed & Co-Managed IT, Cybersecurity & MDR, Compliance-as-a-Service, Cloud & Microsoft 365, vCIO & vCISO, and Disaster Recovery for businesses in McAllen, TX.

Where is Custom Information Services located?

Custom Information Services operates from McAllen, TX and supports organizations across the McAllen area.

Is Custom Information Services certified?

Custom Information Services holds Certified Microsoft partner, HIPAA / PCI / CMMC compliance services, SOC 2 & NIST framework support, and Microsoft Dynamics ERP partner.