Top Managed IT Companies in San Bernardino

Top Notch Networking

Your trusted Southern California technology partner.

✓ Verified Provider ⭐ 4.5/5 Stars Est. 2011
Rancho Cucamonga, CA (Inland Empire) +1 more location
1–9 employees
Founded 2011
Visit Website

Top Notch Networking is a managed IT services provider based in Rancho Cucamonga, CA, operating since 2011. Across 8 verified Google reviews it averages 4.5 out of 5, a public track record you can weigh during diligence. It focuses on Managed IT Services, Business Continuity, VoIP Services, and Data Backup. Compare Top Notch Networking against other Rancho Cucamonga managed IT providers and request a free quote.

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

About Top Notch Networking

Top Notch Networking carries a 4.5 out of 5 rating across 4 Google reviews and positions itself as more than an IT company, describing its role as a technology partner dedicated to client success. Based in the Inland Empire, TNN serves a range of Southern California businesses plus national and international organizations.

Its services span flat-rate managed IT with 24/7 monitoring, backups, and support, business continuity planning, VoIP phone systems, IT consulting, data backup and retrieval, and Microsoft Office 365. The team is experienced with Microsoft, Barracuda, HP, VMware, Cisco, Oracle, Dell SonicWALL, and Ubiquiti products.

TNN also offers imaging and document-management solutions and surveillance systems for clients that want them handled together. A client review credits TNN with managing an entire network and phones across two locations for years, a fit for multi-site San Bernardino-area operators.

Services Offered

🖥️
Managed IT Services
🔄
Business Continuity
☎️
VoIP Services
💾
Data Backup
📧
Microsoft 365
🎯
IT Consulting

Industries Served

⚖️ Legal
🏢 Small Business
📋 Professional Services
🏥 Healthcare

Why Choose Top Notch Networking

4.5/5 Google Rating

A 4.5 rating and a multi-year, multi-location client testimonial reflect steady managed IT and phone support.

🔄

Business continuity focus

TNN builds business continuity plans so clients stay prepared and protected while the team keeps IT running.

🔧

Broad vendor experience

TNN works across Microsoft, Barracuda, HP, VMware, Cisco, Oracle, Dell SonicWALL, and Ubiquiti for a complete solution.

Locations & Map

Rancho Cucamonga, CA (Inland Empire)

Certifications & Compliance

Microsoft Partner
Cisco / SonicWALL experience
Managed IT delivery
VoIP setup & support

Frequently Asked Questions

How do clients rate Top Notch Networking?

Top Notch Networking holds a 4.5 out of 5 rating across 8 verified Google reviews, putting it among the better-reviewed providers in Rancho Cucamonga. The verified reviews on this page reflect its responsiveness and day-to-day support.

What does Top Notch Networking do?

Top Notch Networking provides Managed IT Services, Business Continuity, VoIP Services, Data Backup, Microsoft 365, and IT Consulting for businesses in Rancho Cucamonga, CA.

Where is Top Notch Networking located?

Top Notch Networking is headquartered in Rancho Cucamonga, CA, serving the Rancho Cucamonga market.

When did Top Notch Networking start?

Top Notch Networking has served the market since 2011.

What certifications or partnerships does Top Notch Networking hold?

Top Notch Networking holds Microsoft Partner, Cisco / SonicWALL experience, Managed IT delivery, and VoIP setup & support.