23 years serving San Diego businesses

Security-first IT management for growing businesses.

Managed IT, cybersecurity, and cloud infrastructure for San Diego businesses, backed by a local team that's been answering the phone for 23 years.

02:14  Nightly backup verified โ€” Acme Distribution
06:42  Security patch deployed โ€” 14 endpoints
09:05  Network monitoring โ€” all systems normal
11:18  Threat blocked โ€” phishing attempt flagged
13:30  Microsoft 365 health check โ€” passed
15:52  Helpdesk ticket resolved โ€” avg. response 9 min
02:14  Nightly backup verified โ€” Acme Distribution
06:42  Security patch deployed โ€” 14 endpoints
09:05  Network monitoring โ€” all systems normal
11:18  Threat blocked โ€” phishing attempt flagged
13:30  Microsoft 365 health check โ€” passed
15:52  Helpdesk ticket resolved โ€” avg. response 9 min
23+Years in business
100%San Diego based
15+Technologies covered
What we do

Comprehensive technology services, one accountable team.

No finger-pointing between vendors. We own your network, your security, and your cloud โ€” start to finish.

Managed IT Services

Proactive monitoring, helpdesk support, and infrastructure management so problems get fixed before they cost you time.

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Cybersecurity

Network and email security, endpoint protection, and end-user training to keep your business off the front page.

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Cloud & Microsoft 365

Cloud infrastructure on Azure, AWS, and Google Workspace, plus Microsoft 365 deployment and management.

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Backup & Disaster Recovery

Tested backup and recovery planning that keeps your data safe and your business running when the unexpected happens.

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VoIP & Communications

Modern voice and video systems that keep your team connected, whether they're on-site or remote.

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IT Consulting

Strategic technology planning and project management for moves, migrations, and infrastructure overhauls.

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Why SDNS

More than IT support.

We become your outsourced IT department โ€” helping you improve security, reduce downtime, and align technology with business goals.

Proactive support

We prevent issues before they impact your business, not after.

Responsive support

A team that picks up the phone and answers when it matters, not a ticket queue you shout into.

Security first

Cybersecurity is built into everything we do, not bolted on after.

Experienced engineers

23 years of certifications and hands-on expertise across modern technologies.

Dedicated account management

One point of contact who actually understands your business.

Long-term partnership

We grow with your business and stay invested in your success.

Technology we support

Platforms we manage and optimize every day.

Microsoft Azure AWS Google Workspace Microsoft 365 Exchange Online SharePoint Microsoft Teams Endpoint Security VoIP Systems

Let's talk about your technology.

Discover how SDNS can improve security, reduce downtime, and support your business growth.

Schedule a Free Consultation โ†’ or call 619.436.4143