MSPSIG.DIR · state · as of 2026-10-29

Managed service providers in California

960 managed service providers are tracked in California. 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 tracked960

Top rankedEndsightSan Diego · MSP score 90

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

Ranked by MSP score

top 71 of 960 shown · sort: score / best reviewed

Filtered: MSPs only · 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

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

011

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

012

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

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

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

019 $Infracore logo$ InfracoreSan Diego · MSP · 50-99Managed ITCybersecurityCloud migration5.0★ (14)7775

020

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

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

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

026

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

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

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

032

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

033

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

034

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

035

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

036

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

037

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

038

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

039

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

040

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

041

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

042

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

043

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

044

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

045

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

046

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

047

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

048

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

049

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

050

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

051

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

052

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

053

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

054

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

055

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

056

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

057

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

058

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

059

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

060

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

061

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

062

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

063

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

064

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

065

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

066

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

067

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

068

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

069

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

070

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

071

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

Showing 71 of 960 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-29

51.4

Median MSP scoreof California providers

Publish a DMARC policyof California providers

54%

Claim 24/7 supportof California providers

Median headcountemployees

126 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 120 · providers tracked

70Irvine

18Fresno

12Anaheim

From our research

MSPSIG.WIRE

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

2026-10-29IT Companies in Nevada: What the Listings Show

How many managed service providers are in California?

960 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?

7 employees.

Listed in California?

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