IT & computer services in San Mateo, CA
191 iT & computer services listed in San Mateo, California. 176 with a phone number and 178 with a website.
San Mateo accounts for 1% of the iT & computer services listed in California and ranks #10 among California cities for iT & computer services.
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Quick answer
San Mateo, CA has 191 iT & computer services listed on USA Business Search. 176 list a phone number and 178 list a website. The most listings are in ZIP codes 94402, 94403, 94401.
Updated October 2026Featured · From the team behind USA Business Search
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Snowflake
Snaplogic, Inc.
Bridgepointe Technologies Inc
Secure Data Recovery Services
theCoderSchool
Aavgo: Elevating Hospitality With Remote Front Desk
Access Cabling & Communications
Agile Stacks
Alpacadb, Inc.
Aptana
Aptrinsic
Apttus
Arena By Ptc
Arrikto Inc.
Athoc
Ati
atpoint Inc.
Atscale
B-stock
Sponsored
Beckon Inc
Brelyon
Brillersys
Burstorm
C and C Computer Systems
C9 Inc
Cake From Sysco
Camio
Carta Healthcare
Catalyst Resources
Cave Consulting Group, Inc.
Checkbook
Circlehd Inc.
Clinakos Inc.
Cloudian
Cloudian
Cobalt It Inc
Concerto Networks Technical Support
Conversica
Corpa
Corsoft Corporation
Cst Of America, Inc.
Datafeedwatch
Datameer
Datascope
Dealsite
Dialink
DiLytics
Discern Analytics, Inc.
Dokkio
Downsideup Games, Inc.
Duality Ai
Easyaum
Edmodo
Edmodo
Etheric Networks, Inc.
Expogenie
Fast-Teks of San Mateo
Feedzai - Silicon Valley Office
Fiji I.T Solutions
Fiji IT Solutions
File Savers Data Recovery
Finalytics.ai
Fleet Data Systems
Fleetpanda
Folio3 Software Inc
Frame Platform, Inc.
Fta Computer Consultants, Inc
Fusion Data Recovery
Genium
Gig Economy Group
Globalenglish Corporation
Grandata
Gri Technology Solutions
Guidewire Software
Hazelcast, Inc.
Heartwood Inc
Helios Ed
Helix Re, Inc
Hi Dev Mobile
Hulft, Inc.
Hybridge
Info Plus International
Innovit
Intresys Turbocourt
Inventhub
Jargonauts Inc. (dba Blitzz)
Jinigram, Llc
Jivox Corporation
Jobvite
Kaimo
Keynote Systems Inc
Kinetix Technology Services, Llc
Kiteworks
Kms Service Inc
Leopoly 3d Vr/ar
Lightapp
Logigear Corporation
Lohika
Luminary Cloud
Luminate Health
M10 Networks
Macrometa Corporation
Marketo HQ
Matrixstream Technologies Inc
Max Erp Software
MixMatchMusic HQ (the Garage)
Model N
MPA Networks Inc.
My Digital Security Professionals
N3n, Inc.
Narvar
Netomi - Ai Customer Service Platform
Nexla, Inc
Nextlabs
Openprise
Openresty Inc.
Ople, Inc.
Orion Governance
Outhink
Papergov
Pbworks
Platfora
Pony Express HQ
Precision Digital Networks
Qikfox Cybersecurity Systems, Inc.
Quanticmind
Qusecure
R & D Logic Inc
Rapid4cloud Llc
Redwood Compliance
Reflektion Inc.
Relevad Corporation
Rever
Revioly
Roblox World Headquarters
Robust Network Solutions
Rockset
SALVAGEDATA Recovery Services
SALVAGEDATA Recovery Services
Sats Technologies Inc
Scallycomputechs
Scalyr
Scalyr Inc.
Seekzen Systems
Servo Software
SFOCloud
Sios Technology Corporation
Skt Lab
SnapLogic
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How to choose an IT company in San Mateo
- Ask who will actually do the work and how often you'll hear from them.
- Get the scope, price and timeline in writing.
- Ask for two references from clients like you.
How San Mateo businesses get found in Google and AI answers
- Claim and complete your Google Business Profile, then keep hours, photos and services current.
- Use the same business name, address and phone everywhere you are listed, including directories like this one.
- Publish pages that answer the questions customers actually ask, so ChatGPT, Gemini, Perplexity and Google AI Overviews can cite you.
- Add LocalBusiness schema, clear pricing and service pages so AI assistants and booking agents can read your details.
Learn more: SEO vs. AI search optimization · Get found on Google Maps and in AI answers · How to pick an SEO company
Common questions
How many iT & computer services are listed in San Mateo, California?
USA Business Search shows 191 iT & computer services in San Mateo. 176 list a phone number and 178 list a website.
Which ZIP codes do these listings cover?
They include ZIP codes 94402, 94403, 94401, 94404.
How do I choose an IT company in San Mateo?
Ask who will actually do the work and how often you'll hear from them. Get the scope, price and timeline in writing.
How do iT & computer services in San Mateo compare with the rest of California?
San Mateo has 1% of the 15,112 iT & computer services listed in California, which ranks #10 among California cities for this category.
How do I add or fix a listing?
Listings are free. Use Add your business, or the Claim or fix link on any listing.
What should I ask a San Mateo marketing agency before I hire them?
Ask who will actually do the work, how they track calls and forms, and what happens to your accounts if you leave. Eye To Ad Media offers a free review of how your business shows up in Google and AI answers.
What is AI search optimization (AIO or GEO)?
It is the work of making your business easy for AI assistants like ChatGPT, Gemini and Google AI Overviews to understand, trust and recommend: consistent listings, structured data, and pages that answer real customer questions. Read SEO vs. AI search optimization.
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