MSPSIG.DIR · state · as of 2026-10-29

IT service providers in California

1,207 IT service providers are tracked in California, 960 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 tracked1,207960 MSPs

Top rankedEndsightSan Diego · MSP score 90

Rated providers average4.74★on Google · median score 51

Ranked by MSP score

top 96 of 703 shown · sort: score / best reviewed

Filtered: rated · 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

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

006

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

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

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

010

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

011

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

012

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

013

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

014

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

015

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

016

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

017

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

018

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

019

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

020 $Infracore logo$ InfracoreSan Diego · MSP · 50-99Managed ITCybersecurityCloud migration5.0★ (14)7775

021

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

022

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

023

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

024

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

025

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

026

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

027

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

028

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

029

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

030

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

031

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

032

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

033

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

034

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

035

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

036

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

037

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

038

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

039

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

040

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

041

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

042

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

043

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

044

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

045

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

046

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

047

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

048

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

049

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

050

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

051

ISSQUAREDWestlake Village · IT consulting · 250+Managed ITNetwork managementInfrastructure Management5.0★ (1)7350

052

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

053

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

054

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

055

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

056

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

057

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

058

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

059

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

060

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

061

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

062

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

063

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

064

Next DimensionWindsor · MSP · 50-99Managed ITHelp DeskPrivate Cloud5.0★ (249)7125

065

HelixstormCosta Mesa · MSP · 25-49Managed ITProfessional ServicesBackup and disaster recovery5.0★ (23)7125

066

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

067

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

068

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

069

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

070

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

071

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

072

Solid Networks, IncSalida · MSP · 25-49Managed ITIT consultingIT Procurement5.0★ (11)7125

073

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

074

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

075

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

076

MME Consulting, Inc.Sacramento · IT consulting · 25-49IT SupportBackup and disaster recoveryHIPAA Compliance5.0★ (46)7025

077

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

078

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

079

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

080

TechcarecomputersLos Angeles · MSP · 5-9Managed ITNetwork managementNetwork Security4.8★ (50)70100

081

Valley Techlogic IncAtwater · MSP · 10-24Managed ITHelp DeskBackup and disaster recovery4.9★ (46)7025

082

ConvergedSanta Barbara · MSP · 50-99Managed ITCybersecurityLow Voltage Solutions4.8★ (20)7075

083

KMicro TechCosta Mesa · IT consulting · 50-99Security AI AssuranceData Security GovernanceModern Workplace4.4★ (7)7075

084

PC Pro GroupLa Mirada · MSP · 1-4Managed ITVoIPCybersecurity5.0★ (14)7075

085

CaptainITRiverside · MSP · 10-24Managed ITCo-managed ITHelp Desk5.0★ (7)7075

086

Rayne Technology SolutionsMonterey · MSP · 10-24Managed ITCybersecurityCo-managed IT5.0★ (7)6950

087

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

088

KumoIrvine · MSP · 25-49Managed ITCloud ServicesCybersecurity4.9★ (55)6925

089

AxelliantTorrance · IT consulting · 100-249Managed ITManaged NetworkManaged Cloud5.0★ (1)6950

090

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

091

CSCI, IncSan Diego · MSP · 100-249Managed ITRemote MonitoringHelp Desk5.0★ (2)6925

092

ExcedeoSan Diego · MSP · 10-24Managed ITCybersecurityCloud Computing4.9★ (32)690

093

CAL IT GroupHuntington Beach · MSP · 10-24Managed ITHelp DeskVcio Services5.0★ (66)6925

094

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

095

Xperts Unlimited, IncMarina del Rey · MSP · 10-24Managed ITManaged CybersecurityIT consulting5.0★ (44)6925

096

Archway ComputerAgoura Hills · MSP · 50-99Managed ITHelp DeskSecurity And Compliance4.8★ (46)6925

Showing 96 of 703 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-29

50.8

Median MSP scoreof California providers

Publish a DMARC policyof California providers

51%

Claim 24/7 supportof California providers

Median headcountemployees

134 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 120 · providers tracked

90Irvine

21Fresno

16Anaheim

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?

1,207 tracked as of 2026-10-29.

Which provider ranks highest in California?

Endsight, by MSP score.

What is the median size of a provider here?

8 employees.

Listed in California?

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