Managed IT Services in Fresno, CA

Sebastian provides managed IT services in Fresno for businesses that want their technology monitored, maintained, and supported by a local team instead of fixed only after something breaks. From help desk IT support and network administration to cloud services and cybersecurity, we manage the systems your team depends on every day, and because we also install the cabling, power, and security systems in commercial buildings, we understand your technology from the wall jack to the cloud.

Managed IT Services and IT Support for Fresno Businesses

Managed IT services replace the break-fix model, where you call someone after a problem stops work, with ongoing, proactive management. Your systems are monitored around the clock, maintenance happens on a schedule, and your staff has a help desk to call when something goes wrong.

Managed IT is usually the right fit when:

  • Your business has grown past the point where one employee or an occasional contractor can keep up with IT
  • Downtime, slow networks, or recurring problems are costing your team hours every week
  • You don’t have a clear picture of your backups, security, or which devices are on your network
  • You want predictable IT costs instead of surprise repair bills
  • You need IT support that can also come on site when a problem can’t be solved remotely
Focused IT Operations Workspace

What's Included in Our Managed IT Services

Proactive IT Management and 24/7 Monitoring

We monitor your systems around the clock so problems are caught early, often before your staff notices them.
We offer:
  • 24/7 monitoring of servers, network equipment, and critical systems
  • Automated alerts that notify our team the moment something needs attention
  • Preventative maintenance on a regular schedule to keep hardware and software running efficiently and extend its lifespan
Sebastian Corp IT technician providing proactive system monitoring

Help Desk IT Support

When your staff needs help, they reach a team that knows your environment.
We offer:
  • User issue resolution for everyday problems, from login trouble to software errors
  • Technical support for software troubleshooting and hardware repairs
  • A knowledge base your staff can use for quick answers to common questions
A man wearing a headset and glasses smiles while looking at a computer monitor in an office.

Network Administration

Your network is the foundation everything else runs on.
We offer:
  • Network design and implementation built around how your business operates
  • Security protocols, including firewalls and intrusion prevention, to protect your data and network
  • Performance optimization through ongoing assessments and tuning for speed and reliability
Sebastian Corp technician performing commercial network administration

Cloud Services and Backup

Transform your business with our cloud services, offering scalable resources, increased collaboration, and enhanced data protection.
We offer:
  • Cloud migration that moves your business processes and data to cloud platforms without disrupting operations
  • Cloud backup to protect your data against loss, theft, or damage
  • Cloud infrastructure management that keeps your cloud resources aligned with your business requirements
A man in a sweater and glasses holds a laptop while working in a server room.

Cybersecurity for Fresno Businesses

Cybersecurity is part of every managed IT relationship, not an add-on. Small and midsize businesses in Fresno face the same threats as larger companies, including phishing, ransomware, and compromised passwords, usually with fewer resources to respond.

Our approach focuses on the protections that matter most for a growing business:

  • Firewalls and intrusion prevention to block threats at the edge of your network
  • Continuous monitoring and alerts so suspicious activity gets attention quickly
  • Secure business WiFi, designed and configured to keep guest and business traffic separate
  • Backup and recovery planning, so a hardware failure or ransomware incident doesn’t mean lost data
  • Guidance for your team on the everyday habits that prevent most incidents

Learn more in our guides to cybersecurity basics for businesses, keeping your business WiFi network safe, and disaster recovery strategies for Central Valley businesses.

A technician in a navy polo shirt manages cables inside a server rack.
Collaborative Network Architecture Presentation

IT Consulting and Technology Planning in Fresno

Not every IT need is a monthly service. Our IT consulting helps Fresno businesses make larger technology decisions with a clear plan:

  • IT and network assessments that document what you have, what’s at risk, and what should change first
  • Network design for new offices, expansions, and relocations
  • Cloud migration planning to decide what belongs in the cloud and what should stay on site
  • Technology planning that ties IT upgrades to your budget and growth plans

For a closer look at when outside expertise makes sense, see why a dedicated network consultant can help your business.

Remote and On-Site IT Support

Most IT issues can be solved remotely, and remote support is usually the fastest way to get your staff back to work. Some problems, like a failed switch, a new workstation setup, or a wiring issue, need someone on site. As a Fresno-based company, Sebastian can do both.

Read more about remote vs. on-site IT support.

Why Fresno Businesses Choose Sebastian for Managed IT

  • Local since 1946. Sebastian began as Kerman Telephone Co. in 1946 and is headquartered in Fresno at 7600 N Palm Ave. Our team lives and works in the communities we support.
  • One team from the wall jack to the cloud. Most IT providers stop at the server and the software. Sebastian also installs structured cabling and low voltage systems, commercial electrical, access control and security, and commercial AV. When a network problem turns out to be a cabling or power problem, you don’t need to call a second company.
  • Telecommunications roots. Decades of running networks for homes and businesses across California shape how we design and support business networks.
Technician Testing Network Rack Connections
IT Consulting Team Reviewing Performance Dashboard

IT Services for the Industries We Serve

We provide managed IT and IT infrastructure for businesses and organizations across the Central Valley, including education, government, agriculture, industrial, healthcare, and professional offices.

Recent IT infrastructure work includes a built-out IT room, VoIP phone system, and wireless access points for Agrian in Fresno, data racks for Sun-Maid’s headquarters, and integrated IT networks for the Heritage Center and Clovis Veterans Memorial District in Clovis.

Managed IT Services Across Fresno and the Central Valley

Sebastian provides managed IT services and IT support throughout Fresno and Clovis, and across the Central Valley, including Madera and Kerman. We also support businesses in Sacramento and multi-site organizations elsewhere in California.

How Getting Started Works

IT assessment

We review your network, devices, backups, security, and the issues your team deals with most.

Plan and proposal

You get a clear scope of what we'll manage and what changes we recommend first.

Onboarding

We document your environment, set up monitoring, and introduce your staff to the help desk.

Ongoing management

Monitoring, maintenance, support, and regular check-ins as your business changes.

Managed IT Services FAQ

Sebastian’s managed IT services include 24/7 monitoring and automated alerts, preventative maintenance, help desk IT support, network administration and security, cloud migration and backup, and cybersecurity protections such as firewalls and intrusion prevention. Each plan is scoped to the systems your business actually uses.
On-site IT support in Fresno is available from Sebastian’s local team when an issue can’t be resolved remotely, such as a hardware failure, a new workstation or network setup, or a problem with the building’s cabling.
Cybersecurity services are built into Sebastian’s managed IT, including firewalls, intrusion prevention, continuous monitoring, secure WiFi configuration, and backup and recovery planning.
In-house IT staff can work alongside Sebastian, with our team handling monitoring, after-hours coverage, network administration, or larger projects while your staff focuses on day-to-day needs. The division of responsibilities is set during onboarding.
Managed IT services pricing depends on the number of users and devices, the systems being managed, the level of support and response required, and any security or backup services included. An IT assessment gives you a scope and price based on your actual environment. Our guide to outsourcing IT in Fresno covers what to ask any provider before you sign.
Getting started with managed IT begins with an assessment, followed by onboarding, where we document your systems and set up monitoring. The timeline depends on the size and complexity of your environment, and we plan the transition so your team can keep working throughout.
IT services from Sebastian cover Fresno, Clovis, Madera, Kerman, and the wider Central Valley, as well as Sacramento and multi-site businesses elsewhere in California.
WHY US

When It’s Complicated, The Answer Is Simple. Sebastian!

Since 1946, Sebastian has helped California businesses build and manage the technology they depend on.
Our IT team works alongside the same crews that install commercial cabling, electrical, security, and AV systems, so your technology is supported from the building’s infrastructure to the cloud.
TESTIMONIALS

What Clients Say About Us

FEATURED PROJECTS

Recent Projects

CONTACT SEBASTIAN

Schedule an IT Assessment

The best starting point for managed IT is a clear picture of what you have today. An IT assessment reviews your network, devices, backups, and security, and gives you a plan for what to manage and what to fix first.

To schedule an assessment, request a proposal or call (559) 316-5179.