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San Mateo IT Services — Headquarters

35 years. Same address.
Same commitment.

Our San Mateo headquarters has been the center of Bay Area IT support since 1989. When you call Eaton & Associates, you're calling your neighbors—technicians who live and work on the Peninsula.

San Mateo Headquarters

Company HQ since 1989

20 N Railroad Ave

San Mateo, CA 94401

Mon-Fri: 8:00 AM - 6:00 PM
< 1 hr
On-site response
35+
Years here
24/7
Emergency support
Why Peninsula Businesses Choose Us

Your neighbors.
Your IT team.

We're not a national chain that staffs a local office. Eaton & Associates was founded here, grew here, and stays here. Our technicians live in San Mateo, Redwood City, and Foster City. When there's traffic on 101, they know the back roads.

  • Headquarters in San Mateo since 1989
  • Sub-hour response for local emergencies
  • Technicians who live on the Peninsula
  • Deep relationships with local vendors
  • Understanding of Peninsula business culture

Serving all San Mateo neighborhoods

On-site support anywhere in the city and county

Downtown San Mateo Hillsdale Bay Meadows Shoreview Fiesta Gardens San Mateo Park Baywood Aragon Beresford Park Sugarloaf North Central East San Mateo
FAQ

Common questions about San Mateo IT services

Why is San Mateo your headquarters?

We've been headquartered in San Mateo since 1989 because it puts us at the heart of the Peninsula, with quick access to San Francisco, South Bay, and everywhere in between. Most of our technicians live in San Mateo County—they're your neighbors.

How quickly can you respond to on-site IT issues in San Mateo?

Since our headquarters is in San Mateo, we can typically be on-site within 30-60 minutes for local clients. For critical issues, we often respond faster. We also provide 24/7 remote support and emergency on-site service.

Do you serve the entire Peninsula from San Mateo?

Yes, we serve businesses throughout San Mateo County and beyond—from Daly City to Palo Alto, and up to San Francisco. Our four office locations (San Mateo HQ, San Francisco, San Diego, and Boulder) ensure fast response times across all regions we serve.

What types of businesses do you work with in San Mateo?

We work with businesses of all sizes across the Peninsula—from 10-person professional services firms to 500+ employee organizations. Our sweet spot is companies with 20-200 employees who need enterprise-grade IT without building an internal department.

Ready to visit headquarters?

Stop by our San Mateo office, or we'll come to you. Let's talk about your IT needs.