LineSight Digital provides managed IT services, cybersecurity, Microsoft 365 support, and cloud infrastructure to San Mateo businesses — with a 4-hour response SLA and on-site availability when you need it.
From day-to-day helpdesk to full infrastructure management — we cover the IT stack so you can focus on running your business.
San Mateo has a real mix of medical practices, professional offices, and small tech companies, all within a few minutes of each other along the 101/92 corridor. That mix means no two clients need exactly the same setup — a dental office near Mills-Peninsula has different compliance needs than a startup near Bay Meadows. We build IT around what your business actually does, not a one-size-fits-all managed services package.
Remote monitoring, patch management, helpdesk support, and vendor coordination for businesses without in-house IT.
Learn more →Endpoint protection, firewall setup, MFA enforcement, phishing training, and security assessments for San Mateo SMBs.
Learn more →Full M365 tenant management — setup, migration, security hardening, Conditional Access, Intune, and email deliverability.
Learn more →Automated backups, tested restores, and written recovery plans. Know your data is protected before an incident happens.
Learn more →Azure, AWS, Linux servers, Docker, and hybrid environments — designed and managed for reliability and cost efficiency.
Learn more →A full review of your environment — security gaps, backup status, access controls, and a prioritized action plan.
Learn more →We work directly with founders and business owners — no L1 ticket queues, no franchise overhead, no surprise invoices.
San Mateo has a strong concentration of medical practices near Mills-Peninsula, plus the professional services and small tech firms along B Street downtown and near Hillsdale. With easy access via Highway 101 and 92, we're close enough for same-day on-site visits across the Peninsula.
Based in San Jose, we serve San Mateo directly. Most issues are resolved remotely, but we're close enough to be on-site the same day when hardware or hands-on work requires it.
Hourly, per-user, and project rates are posted publicly. You know what you're paying before we start. No hidden fees, no scope creep, no vendor lock-in.
San Mateo has a dense mix of medical offices, startups, and professional services firms. We understand the compliance requirements — HIPAA, SOC 2, PCI-DSS — and build IT accordingly.
Standard issues get a 4-hour response. Managed IT clients with production-down situations get a 1-hour target. You're not waiting days for someone to pick up your ticket.
No lengthy onboarding, no enterprise procurement cycles. We move at the speed your business needs.
We review your Microsoft 365 security, backups, infrastructure, and access controls — and give you a written summary of where things stand.
You get a prioritized action plan with specific findings, risk ratings, and recommended next steps. No sales pitch — just the gaps and how to close them.
We handle the fixes — security hardening, backup setup, M365 configuration, network changes — documented so your environment is never a black box.
Monthly retainer or as-needed — we stay available for helpdesk, monitoring, and proactive maintenance so issues get caught before they become problems.
Based in San Jose, we support businesses across Silicon Valley and the broader Bay Area.
Tell us about your San Mateo business and what you're dealing with. We'll review your setup and get back to you within 4 business hours — no obligation.