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 169 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

097

Southwest Networks, IncPalm Desert · MSP · 5-9CybersecurityEmail SecurityBackup and disaster recovery4.9★ (43)6925

098

Alcott EnterprisesTorrance · MSP · 1-4Managed ITCo-managed ITHelp Desk5.0★ (70)6975

099

Turner TechtronicsBurbank · MSP · 50-99Managed ITCybersecurityCollaboration Conferencing5.0★ (54)690

100

We Solve ProblemsLos Angeles · MSP · 10-24Managed ITCybersecurityCompliance5.0★ (10)6950

101

ApexRedding · MSP · 25-49IT SupportManaged ITCybersecurity4.9★ (44)6925

102

BCT Consulting, IncFresno · MSP · 50-99Managed ITHelp DeskCybersecurity5.0★ (7)6925

103

FothionLos Angeles · MSP · 10-24Managed ITIT Maintenance MonitoringVirtualization5.0★ (17)6925

104

Skyriver ITSan Diego · MSP · 25-49Managed ITCybersecurityIT consulting4.9★ (116)6925

105

Med Tech SolutionsSanta Clarita · MSP · 100-249Managed ITHelp DeskRevenue Cycle Management3.4★ (5)6850

106

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

107

Data Net Solutions GroupSan Diego · MSP · 25-49Managed ITCloud migrationHelp Desk5.0★ (6)680

108

IronOrbitAnaheim · MSP · 50-99Managed ITCloud migrationHelp Desk4.8★ (47)680

109

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

110

Fast Break Tech, Inc.Sacramento · MSP · 10-24Managed ITMicrosoft 365Email Hosting4.8★ (34)6850

111

24hourtekSan Francisco · MSP · 10-24Managed ITCybersecurityIT consulting5.0★ (30)6850

112

Professional Computer ConceptsNovato · MSP · 10-24Managed ITCybersecurityCloud Solutions5.0★ (18)6850

113

TechHeights - Business IT Services Orange CountyIrvine · MSP · 50-99Managed ITCybersecurityCloud migration4.7★ (0)6825

114

Dove Communications IncLos Angeles · VAR and telecom · 10-24VoIPManaged ITNetwork Cabling5.0★ (76)6825

115

Complete Document SolutionsTorrance · MSP · 10-24Managed ITCybersecurityCloud Computing5.0★ (3)6850

116

CloudOrbis Inc.Oakville · MSP · 5-9Managed ITCo-managed ITIT consulting5.0★ (29)6825

117

GoodSuiteLos Angeles · MSP · 50-99Managed ITCo-managed ITCybersecurity4.9★ (141)680

118

StrattiChico · MSP · 10-24Managed ITHelp DeskCybersecurity5.0★ (27)6850

119

Fantastic IT SolutionsTorrance · MSP · 25-49Managed ITManaged IT SecurityManaged security provider5.0★ (1)68100

120

Quest InternationalIrvine · MSP · 250+Managed ITHelp DeskBackup and disaster recovery4.4★ (8)6825

121

EMD Networking ServicesVisalia · MSP · 10-24Managed ITVoIPEmail Security5.0★ (28)6850

122

TechXpressBakersfield · MSP · 10-24Managed ITCloud ServicesCybersecurity4.9★ (69)6850

123

BrenTechSan Diego · MSP · 25-49Managed ITNetwork managementRemote IT Support5.0★ (38)680

124

DominoCompSan Jose · MSP · 100-249Managed ITCloud ServicesDisaster Recovery5.0★ (2)680

125

CGIBrea · IT consulting · 25-49CybersecurityManaged ITIT consulting4.9★ (16)6725

126

Tech Help Los AngelesLos Angeles · MSP · 1-4Managed ITHelp DeskRemote Support5.0★ (38)6775

127

Info TechITLa Mesa · MSP · 5-9Managed ITHelp DeskNetwork management4.8★ (46)6725

128

Nth Generation ComputingSan Diego · MSSP · 50-99Managed ITIT consultingCloud migration5.0★ (3)6725

129

Netgain Networks Inc.Riverside · MSP · 10-24Managed ITCloud ServicesEmail Services4.5★ (8)6775

130

12th WonderPleasanton · IT consulting · 250+Qa ServicesMobile App DevelopmentCloud Services5.0★ (1)6725

131

DCG Technical SolutionsLos Angeles · MSP · 25-49Managed ITIT consultingIT Support4.7★ (17)6725

132

EZ Tek SupportIrvine · MSP · 5-9Managed ITCloud ServicesBackup and disaster recovery5.0★ (28)670

133

TerralogicCarrollton · IT consulting · 250+Managed ITHelp DeskIT consulting3.7★ (6)670

134

IT AccuracyLos Angeles · MSP · 25-49Managed ITNetwork managementCybersecurity4.9★ (58)6725

135

Keep IT SimpleFremont · VAR and telecom · 250+Cloud migrationCybersecurityVirtualization5.0★ (3)6725

136

CreosparkDavis · IT consulting · 25-49Managed ITIT consultingHelp Desk4.9★ (20)670

137

seeknet USATorrance · IT consulting · 25-49Web DesignSystem DevelopmentNetwork management5.0★ (3)6750

138

The Swenson GroupLivermore · MSP · 25-49Managed ITCybersecurityManaged Print5.0★ (12)6725

139

CyberDuo IT Solutions & SupportLos Angeles · MSSP · 25-49Managed ITCo-managed ITCybersecurity5.0★ (23)670

140

Business PC Support - SacramentoElk Grove · MSP · 5-9Managed ITCybersecurityCo-managed IT5.0★ (1)6750

141

FortisEl Dorado Hills · MSP · 100-249Managed ITCybersecurityIT Support4.4★ (9)6625

142

Computer ExpertsSaratoga · MSP · 25-49Managed ITIT consultingHelp Desk4.9★ (42)6625

143

Total Secure TechnologySacramento · MSSP · 25-49Managed ITManaged Security ServicesCybersecurity4.9★ (161)6625

144

Shammam Consulting ServicesSan Diego · MSP · 25-49Managed ITHelp DeskHosted Services5.0★ (7)6675

145

REAL-TIME INFORMATION SERVICESFresno · MSP · 10-24Managed ITManaged CloudHelp Desk4.4★ (33)6625

146

San Diego Computer ConsultingSan Diego · MSP · 10-24Managed ITIT consultingCloud migration4.9★ (59)660

147

TECHNIC BUSINESS SOLUTIONSIrvine · MSP · 10-24Managed ITCybersecurityEndpoint Protection4.5★ (2)66100

148

ALT SystemsBurbank · IT consulting · 25-49Managed ITCloud migrationIT consulting5.0★ (6)660

149

Ophtek LLCSan Jose · MSP · 5-9Managed ITCybersecurityBackup and disaster recovery5.0★ (23)6625

150

Obsidian ITRedding · MSP · 10-24Managed ITIT consultingTechnical Projects5.0★ (17)6650

151

Caspian IT GroupSan Jose · MSP · 10-24IT consultingManaged ITNetwork Design5.0★ (6)6675

152

C3 Systems & SecurityTorrance · MSP · 10-24Managed ITCybersecurityCloud Management4.9★ (64)6625

153

Kinetix Technology Services, LLCSan Francisco · MSP · 25-49Managed ITIT consultingHelp Desk4.9★ (7)6625

154

Eaton & AssociatesBurlingame · MSP · 50-99Managed ITCybersecurityCloud migration4.7★ (3)6625

155

R&B CommunicationsGrass Valley · MSP · 10-24Managed ITHelp DeskNetwork management4.9★ (77)6650

156

SRS NetworksSalinas · MSP · 10-24Managed ITNetwork SecurityUnified Threat Management5.0★ (30)660

157

ValleyExpetec, IncVisalia · MSP · 10-24Managed ITBusiness ContinuityIT consulting4.7★ (26)6650

158

AstreyaSan Jose · MSP · 250+Managed ITCloud migrationCloud Infrastructure3.9★ (23)6525

159

Affant Network ServicesCosta Mesa · MSP · 10-24Managed ITNetwork managementCybersecurity4.8★ (19)6525

160

CSP NetworksIrvine · MSP · 10-24ComplianceCybersecurityManaged IT5.0★ (2)6550

161

Integral NetworksSacramento · MSP · 10-24Managed ITWireless Network AssessmentsCybersecurity4.9★ (59)6525

162

MicroMendersSan Francisco · MSP · 25-49Managed ITCybersecurityIT consulting5.0★ (7)6525

163

Gravity IT SolutionsRocklin · MSP · 1-4Managed ITHelp DeskNetwork management5.0★ (16)6550

164

Wooden-SpoonSanta Rosa · MSP · 5-9Managed ITHelp DeskNetwork management5.0★ (23)6525

165

ATS CommunicationsConcord · MSP · 25-49Managed ITHelp DeskCybersecurity5.0★ (1)6525

166

FlexisSanta Clara · MSSP · 50-99Monitoring As A ServiceNetwork managementManaged IT4.0★ (4)6525

167

Its CurrieModesto · MSP · 50-99Managed ITCo-managed ITCybersecurity4.8★ (39)6525

168

Network Thinking SolutionsWestlake Village · MSP · 10-24Managed ITHelp DeskCybersecurity5.0★ (11)6525

169

RedNight ConsultingAliso Viejo · MSP · 5-9Managed ITCloud migrationBackup and disaster recovery5.0★ (9)6525

Showing 169 of 703Missing 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

2026-10-31IT Companies in Oklahoma: What the Listings Show

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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