MSPSIG.DIR · state · as of 2026-10-26

IT service providers in California

1,795 IT service providers are tracked in California, 1,104 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 tracked1,7951,104 MSPs

Top rankedEndsightSan Diego · MSP score 90

Rated providers average4.74★on Google · median score 52

Ranked by MSP score

top 96 of 1,795 shown · sort: score / best reviewed

Filtered: Cybersecurity · 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

Crimson ITLos Angeles · MSP · 50-99Backup and disaster recoveryCloud migrationCompliance4.9★ (98)8475

004

centrexITPoway · MSP · 50-99Managed ITCybersecurityCloud migration4.9★ (53)8350

005

TechnologentIrvine · IT consulting · 250+Cloud migrationIT consultingCybersecuritynot observed83100

006

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

007

TevoraIrvine · IT consulting · 100-249CybersecurityCompliancePenetration Testing5.0★ (3)8175

008

XceptionalSan Diego · MSP · 50-99Managed ITCo-managed ITCybersecurity4.6★ (10)8075

009

TechAheadAgoura Hills · IT consulting · 250+Cloud migrationComplianceCybersecurity4.8★ (16)8050

010

EffectiveSoftSan Diego · IT consulting · 250+IT consultingCustom Software DevelopmentCloud migrationnot observed8050

011

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

012

CalanceLaguna Hills · MSP · 250+Generative AIBusiness IntelligencePower Bi Consulting5.0★ (1)8050

013

Svitla SystemsCorte Madera · IT consulting · 250+Cloud migrationCloud StrategyManaged Services5.0★ (6)7975

014

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

015

Parachute TechnologyLos Angeles · MSP · 50-99Cloud migrationComplianceCybersecurity4.9★ (34)79100

016

PCS TechnologySan Francisco · MSP · 25-49CybersecurityComplianceIT Infrastructure5.0★ (46)7975

017

ACL DigitalSan Jose · IT consulting · 250+Application DevelopmentArtificial IntelligenceCloud Services4.6★ (62)780

018

TD SYNNEXFremont · VAR and telecom · 250+Cloud migrationCybersecurity4.4★ (23)7850

019

Technology Integration GroupSan Diego · MSP · 250+Managed ServicesManaged PrintConsulting4.9★ (14)7875

020

Xobee NetworksClaimedFresno · MSP · 50-99Managed ITCybersecurityWeb Development4.5★ (6)78100

021

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

022

VectorUSATorrance · MSP · 250+ComplianceCybersecurity5.0★ (10)7725

023

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

024

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

025

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

026

Method TechnologiesCypress · MSP · 25-49Managed ITCo-managed ITInternet Phone Service5.0★ (60)7775

027 $Infracore logo$ InfracoreSan Diego · MSP · 50-99Managed ITCybersecurityCloud migration5.0★ (14)7775

028

Methodology ITLos Angeles · MSP · 5-9Managed ITCybersecurityHelp Desk5.0★ (161)77100

029

AllCodeSan Francisco · IT consulting · 25-49SAAS DevelopmentMobile App DevelopmentWeb Application Development5.0★ (3)7750

030

UpCurve CloudLos Angeles · IT consulting · 10-24CybersecurityCloud migrationTraining4.8★ (73)76100

031

San Diego IT SupportSan Diego · MSP · 10-24Backup and disaster recoveryComplianceCybersecurity5.0★ (189)7625

032

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

033

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

034

LAWGISTICS, INC.Carlsbad · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance5.0★ (144)7575

035

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

036

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

037

BACS Consulting GroupSanta Clara · MSP · 50-99Backup and disaster recoveryCloud migrationCompliance5.0★ (26)7550

038

ZZ Computer IT SUPPORTLos Angeles · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance5.0★ (63)7575

039

eTop Technology, IncRedlands · MSP · 10-24Managed ITCo-managed ITCybersecurity4.8★ (23)75100

040

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

041

Level Up MSPSan Jose · MSSP · 10-24Managed ITCybersecurityBackup and disaster recovery4.9★ (39)74100

042

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

043

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

044

BPM LLPSan Francisco · Other Business · 250+Backup and disaster recoveryComplianceCybersecurity5.0★ (3)7450

045

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

046

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

047

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

048

FTI ServicesGoleta · MSP · 50-99Managed ITIT HelpdeskRemote IT Support5.0★ (6)7475

049

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

050

SycompBurlingame · IT consulting · 250+Backup and disaster recoveryCloud migrationCompliancenot observed7425

051

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

052

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

053

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

054

Sandler PartnersRedondo Beach · VAR and telecom · 100-249Cloud migrationManaged ServicesIT consulting5.0★ (2)7350

055

AdvancedLos Angeles · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance5.0★ (87)730

056

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

057

GruveRedwood City · IT consulting · 250+AI InfrastructureManaged SecuritySOC5.0★ (1)73100

058

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

059

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

060

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

061

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

062

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

063

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

064

Varsity TechnologiesSan Francisco · MSP · 25-49Managed ITCloud ServicesCybersecurity4.9★ (44)7350

065

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

066

One82, LLC.Los Gatos · MSP · 5-9Managed ITCybersecurityCompliance5.0★ (36)7325

067

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

068

IT Support LACalabasas · MSP · 10-24Managed ITHelp DeskMicrosoft 3655.0★ (128)7225

069

Matson & Isom Technology ConsultingChico · MSP · 25-49Managed ITIT consultingHelp Desk5.0★ (54)72100

070

Legend NetworkingLos Angeles · MSP · 25-49Managed ITCybersecurityNetwork management4.8★ (73)7225

071

BRITECITY - IT Services in Orange County, CAIrvine · MSP · 25-49Managed ITCybersecurityCloud migration5.0★ (85)720

072

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

073

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

074

FUSE3Fair Oaks · MSP · 25-49Managed ITCybersecurityBackup and disaster recovery5.0★ (382)7225

075

SmartSourceHawthorne · MSP · 250+Backup and disaster recoveryCloud migrationCybersecuritynot observed72100

076

TechnijianIrvine · MSSP · 25-49Managed ITCybersecurityMdr4.7★ (87)7225

077

eSudo Technology SolutionsSan Jose · MSP · 5-9Managed ITCybersecurityIT consulting4.9★ (42)7250

078

Technology SourceSanta Ana · MSP · 50-99Cloud migrationCybersecurityCloud Computing5.0★ (2)72100

079

Mann ConsultingSan Francisco · MSP · 50-99Network managementHelp DeskBackup and disaster recovery4.7★ (29)7250

080

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

081

Xterra Solutions, Inc.San Francisco · MSP · 10-24Managed ITCybersecurityEndpoint Security5.0★ (85)7125

082

Langtech Systems ConsultingSan Francisco · MSP · 25-49Help DeskIT SupportCybersecurity4.8★ (19)71100

083

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

084

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

085

Rock Solid Technology SolutionsThousand Oaks · MSP · 10-24Backup and disaster recoveryComplianceCybersecurity5.0★ (33)7150

086

CorporateTechIrvine · MSP · 10-24Managed ITHelp DeskNetwork management4.8★ (22)7125

087

Generation IX TechnologiesCulver City · MSP · 25-49Managed ITHelp DeskCo-managed IT4.8★ (31)7150

088

STG InfotechWest Hollywood · MSP · 25-49Managed ITHelp DeskBackup and disaster recovery5.0★ (103)7150

089

Datalink NetworksSan Diego · MSSP · 50-99Managed ITCybersecurityPenetration Testing5.0★ (1)71100

090

XonicwaveSan Diego · MSP · 5-9Backup and disaster recoveryComplianceCybersecurity5.0★ (28)710

091

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

092

Alcala Consulting IncPasadena · MSP · 5-9Managed ITHelp DeskNetwork management5.0★ (19)7125

093

ArcSource Consulting IncAlbany · MSP · 10-24Managed ITCo-managed ITHelp Desk4.9★ (19)7025

094

Umetech, Inc.Temecula · MSP · 5-9Managed ITCybersecurityNetwork management5.0★ (36)7025

095

Athena Technology SolutionsFremont · IT consulting · 100-249Oracle ImplementationOracle Cloud ERPOracle Agile Plm5.0★ (1)7025

096

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

Showing 96 of 1,795 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-26

52.1

Median MSP scoreof California providers

Publish a DMARC policyof California providers

33%

Claim 24/7 supportof California providers

Median headcountemployees

132 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 120 · providers tracked

Los Angeles

141San Diego

134Irvine

25Fresno

From our research

MSPSIG.WIRE

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

2026-10-27IT Companies in Delaware: What the Listings Show

How many IT service providers are in California?

1,795 tracked as of 2026-10-26.

Which provider ranks highest in California?

Endsight, by MSP score.

What is the median size of a provider here?

9 employees.

Listed in California?

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