MSPSIG.DIR · state · as of 2026-10-23

IT service providers in California

1,103 IT service providers are tracked in California, 872 of them MSPs. Endsight ranks highest by MSP score. Rated providers average 4.74 on Google.

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

Providers tracked1,103872 MSPs

Top rankedEndsightSan Diego · MSP score 90

Rated providers average4.74★on Google · median score 50

Ranked by MSP score

top 47 of 1,103 shown · sort: score / best reviewed

Filtered: 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

EndsightSan Diego · MSP · 100-249Managed ITHelp DeskIT consulting5.0★ (42)90100

002

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

003

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

004

Abtech TechnologiesVista · MSP · 100-249Managed ITHelp DeskBackup and disaster recovery4.9★ (34)8450

005

IgnitionSan Francisco · MSP · 250+Mobile Device ManagementCybersecurityCompliance5.0★ (24)8225

006

centrexITPoway · MSP · 50-99Managed ITCybersecurityCloud migration4.9★ (53)8150

007

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

008

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

009

JR-TechLake Elsinore · MSSP · 10-24Managed ITCybersecurityManaged SOC4.9★ (87)8075

010

SynoptekCosta Mesa · MSP · 250+Managed ITIT consultingCloud migration5.0★ (5)79100

011

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

012

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

013

ClearFuze Networks, Inc.Los Angeles · MSP · 25-49Managed ITCybersecurityCompliance5.0★ (54)7775

014

Noble Technology GroupLa Mesa · MSP · 10-24Managed ITCloud ServicesBackup and disaster recovery5.0★ (66)7750

015

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

016

NIC IncWoodland Hills · MSP · 100-249Managed ITHelp DeskOnsite Support5.0★ (4)7775

017

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

018 $Infracore logo$ InfracoreSan Diego · MSP · 50-99Managed ITCybersecurityCloud migration5.0★ (14)7775

019

CalanceAnaheim · MSP · 250+Generative AIBusiness IntelligencePower Bi Consulting5.0★ (3)7650

020

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

021

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

022

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

023

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

024

TruAdvantageSan Francisco · MSP · 25-49Managed ITManaged SecurityManaged Cloud5.0★ (88)7550

025

CompuOneSan Diego · MSP · 25-49Microsoft 365Cloud migrationBackup and disaster recovery4.7★ (13)7575

026

Varsity TechnologiesSan Francisco · MSP · 25-49Managed ITCloud ServicesCybersecurity4.9★ (44)7550

027

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

028

AutomatesNational City · MSP · 10-24Backup and disaster recoveryCybersecurityCloud Services5.0★ (165)7425

029

nDataStor, Inc.Sacramento · MSP · 10-24Managed ITCybersecurityIT consulting5.0★ (17)7450

030

MotivITSan Jose · MSP · 50-99Managed ITGlobal Service DeskNetwork Operations Center5.0★ (12)7425

031

Methodology ITLos Angeles · MSP · 5-9Managed ITCybersecurityHelp Desk5.0★ (161)7475

032

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

033

Axiom IONewark · MSSP · 100-249Cloud migrationCloud EngineeringDevops Automationnot observed7425

034

Xobee NetworksClaimedFresno · MSP · 50-99Managed ITCybersecurityVoIP4.5★ (6)7475

035

Kotman TechnologyFresno · MSP · 25-49Help DeskManaged ITNetwork management4.8★ (36)7475

036

ITqueCampbell · MSP · 10-24Managed IT24 7 SupportDisaster Recovery5.0★ (22)7450

037

C3 TechSanta Ana · MSP · 25-49Managed ITBackup and disaster recoveryNetwork Security5.0★ (116)7325

038

Fusion Factor CorporationCarlsbad · MSP · 25-49Managed ITEmail ProtectionMicrosoft 3654.8★ (6)7350

039

V2SolutionsSanta Clara · IT consulting · 250+App ModernizationCloud EngineeringManaged IT5.0★ (2)7350

040

E-SolutionsSan Jose · IT consulting · 250+Cloud migrationManaged ITData Analytics4.2★ (5)7375

041

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

042

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

043

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

044

PC ProfessionalOakland · MSP · 50-99Managed ITCybersecurityCloud migration4.9★ (142)7325

045

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

046

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

047

Protected HarborBurbank · IT consulting · 50-99Managed ITCybersecurityCloud migration4.9★ (47)730

Showing 47 of 1,103 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-23

49.7

Median MSP scoreof California providers

Publish a DMARC policyof California providers

50%

Claim 24/7 supportof California providers

Median headcountemployees

138 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 120 · providers tracked

78Irvine

21Fresno

17Anaheim

13Burbank

From our research

MSPSIG.WIRE

2026-10-05IT companies in California: what 4,086 listings show

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How many IT service providers are in California?

1,103 tracked as of 2026-10-23.

Which provider ranks highest in California?

Endsight, by MSP score.

What is the median size of a provider here?

7 employees.

Listed in California?

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