MSPSIG.DIR · state · as of 2026-10-24

IT service providers in California

212 IT service providers are tracked in California, 184 of them MSPs. Jones IT ranks highest by MSP score. Rated providers average 4.83 on Google.

MSPs only Claimed Rated Cybersecurity Managed IT Compliance Backup and disaster recovery Microsoft 365

Providers tracked212184 MSPs

Top rankedJones ITSan Francisco · MSP score 89

Rated providers average4.83★on Google · median score 59

Ranked by MSP score

top 50 of 212 shown · sort: score / best reviewed

Filtered: Co-managed IT · clear

MSP score parts:Reputation (up to 30)Presence (up to 25)Credibility (up to 20)Scale (up to 15)Momentum (up to 10)

#ProviderServicesGoogleMSP scoreTrending

001

Jones ITSan Francisco · MSP · 100-249Managed ITCo-managed ITCybersecurity5.0★ (426)89100

002

XantrionLafayette · MSP · 100-249Managed ITManaged CybersecurityIT consulting4.9★ (80)88100

003

Managed SolutionSan Diego · MSP · 100-249Managed ITCo-managed ITIT Help Desk5.0★ (76)8175

004

GroupOneSacramento · MSP · 50-99Managed ITCo-managed ITHelp Desk5.0★ (55)80100

005

XceptionalSan Diego · MSP · 50-99Managed ITCo-managed ITCybersecurity4.6★ (10)7875

006

Method TechnologiesCypress · MSP · 25-49Managed ITCo-managed ITInternet Phone Service5.0★ (60)7875

007

Network Builders ITClaimedModesto · MSP · 25-49Managed ITCo-managed ITCybersecurity4.8★ (39)77100

008

Allsafe ITPasadena · MSP · 50-99Managed ITBackup and disaster recoveryHelp Desk4.8★ (63)7725

009

DatapathFresno · MSSP · 50-99Managed ITCo-managed ITHelp Desk5.0★ (8)7675

010

DivergeITTorrance · MSP · 50-99Managed ITCo-managed ITCybersecurity5.0★ (5)7675

011

Forum Info-TechCorona · MSP · 10-24Managed ITCo-managed ITCybersecurity5.0★ (173)75100

012

Onsite Computing, Inc.Corona · MSP · 10-24Managed ITCo-managed ITCloud migration5.0★ (62)7550

013

Trinity Networx, LLCOntario · MSP · 5-9IT InfrastructureCloud SolutionsVoIP5.0★ (26)74100

014

Skyward Technical SolutionsLaguna Niguel · MSP · 5-9Managed ITIT SupportHelp Desk5.0★ (17)7450

015

AllConnectedSimi Valley · MSP · 25-49Managed ITCloud migrationBackup and disaster recovery5.0★ (6)7450

016

Bay ComputingConcord · MSP · 10-24Managed ITHelp DeskNetwork management5.0★ (43)7325

017

CIO SolutionsFresno · MSP · 50-99Help DeskManaged ITCybersecurity4.5★ (8)7375

018

HD TechSeal Beach · MSP · 5-9Managed ITCo-managed ITCybersecurity5.0★ (33)730

019

ITECH SolutionsTempleton · MSP · 250+Managed ITCo-managed ITCloud migration4.7★ (17)730

020

eTop Technology, IncRedlands · MSP · 10-24Managed ITCo-managed ITCybersecurity4.8★ (23)73100

021

Capital Network SolutionsFolsom · MSP · 25-49Managed ITCo-managed ITHelp Desk5.0★ (82)7325

022

ConsilienTorrance · MSP · 10-24Backup and disaster recoveryCo-managed ITCompliance4.9★ (13)730

023

Techmedics®Pasadena · MSP · 10-24Managed ITCo-managed ITIT consulting5.0★ (22)7250

024

GDR Group, Inc.Irvine · MSP · 50-99Managed ITCo-managed ITHelp Desk4.8★ (20)7250

025

CaptainITRiverside · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (7)7275

026

boxIT, LLCSan Francisco · MSP · 10-24Managed ITCybersecurityCo-managed IT4.9★ (62)7150

027

TLC Tech, Inc.Sacramento · MSP · 25-49Managed ITCo-managed ITIT consulting4.9★ (254)7125

028

IT Pros Management Inc.Burbank · MSP · 10-24AI ServicesCo-managed ITCompliance5.0★ (31)7125

029

TwintelGarden Grove · MSP · 10-24Managed ITCo-managed ITAI Integration4.9★ (108)710

030

Digicom Technology SolutionsSanta Rosa · MSP · 10-24Co-managed ITCybersecurityManaged IT5.0★ (26)7150

031

Sonic SystemsVictorville · MSP · 10-24Managed ITHelp DeskNetwork management4.5★ (24)7025

032

ATECH MSPBakersfield · MSP · 5-9Managed ITIT consultingRemote Monitoring Maintenance4.9★ (51)7050

033

Diamond ITBakersfield · MSP · 25-49Managed ITCo-managed ITFully Managed IT4.9★ (89)700

034

Alvarez Technology GroupSalinas · MSP · 25-49Managed ITCo-managed ITVoIP4.4★ (15)7050

035

Integrated Telemanagement ServicesWestlake Village · VAR and telecom · 50-99Backup and disaster recoveryCloud migrationCo-managed IT4.6★ (47)7025

036

Sagacent TechnologiesSanta Clara · MSSP · 10-24Managed ITCo-managed ITCybersecurity5.0★ (50)6925

037

Ubisec SystemsBrea · MSP · 5-9Managed ITIT SupportIT consulting5.0★ (23)6925

038

Kornerstone TechnologyThousand Oaks · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (9)690

039

Renascence IT ConsultingNewark · MSP · 5-9Managed ITCo-managed ITCybersecurity5.0★ (43)6950

040

KaufmanIT, Inc.Irvine · MSP · 25-49Backup and disaster recoveryCo-managed ITCompliance5.0★ (46)6925

041

BurgiTustin · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (72)690

042

Natural NetworksSan Diego · Other Business · 10-24Managed ITCo-managed ITIT Support4.7★ (39)6825

043

NetreadyPasadena · MSP · 25-49Backup and disaster recoveryCo-managed ITCompliance5.0★ (71)680

044

IntelecisFullerton · MSP · 10-24Managed ITHelp DeskCo-managed IT5.0★ (36)680

045

People1st LLCSan Francisco · MSP · 5-9Backup and disaster recoveryCo-managed ITCompliance4.9★ (299)6850

046

Alcott EnterprisesTorrance · MSP · 1-4Managed ITCo-managed ITHelp Desk5.0★ (70)6875

047

Urban IT, Inc.Thousand Oaks · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (8)6825

048

CentraLinkPasadena · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT4.7★ (15)6850

049

CAL IT GroupHuntington Beach · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (66)6725

050

Rayne Technology SolutionsMonterey · MSP · 10-24Co-managed ITComplianceCybersecurity5.0★ (7)6750

Showing 50 of 212 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-24

59.0

Median MSP scoreof California providers

Publish a DMARC policyof California providers

38%

Claim 24/7 supportof California providers

Median headcountemployees

56 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 98 · providers tracked

14Irvine

From our research

MSPSIG.WIRE

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How many IT service providers are in California?

212 tracked as of 2026-10-24.

Which provider ranks highest in California?

Jones IT, by MSP score.

What is the median size of a provider here?

11 employees.

Listed in California?

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