MSPSIG.DIR · state · as of 2026-10-29

Managed service providers in California

533 managed service providers are tracked in California. Jones IT ranks highest by MSP score. Rated providers average 4.79 on Google.

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

Providers tracked533

Top rankedJones ITSan Francisco · MSP score 89

Rated providers average4.79★on Google · median score 55

Ranked by MSP score

top 197 of 533 shown · sort: score / best reviewed

Filtered: MSPs only · Compliance · 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

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

002

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

003

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

004

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

005

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

006

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

007

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

008

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

009

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

010

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

011

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

012

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

013 $Infracore logo$ InfracoreSan Diego · MSP · 50-99Managed ITCybersecurityCloud migration5.0★ (14)7775

014

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

015

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

016

AlvakaIrvine · MSP · 50-99Vulnerability ManagementRansomware PreventionRansomware Recovery4.9★ (15)7575

017

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

018

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

019

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

020

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

021

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

022

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

023

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

024

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

025

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

026

Entisys360Irvine · MSP · 250+Cloud migrationCompliance4.8★ (4)740

027

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

028

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

029

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

030

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

031

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

032

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

033

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

034

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

035

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

036

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

037

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

038

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

039

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

040

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

041

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

042

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

043

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

044

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

045

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

046

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

047

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

048

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

049

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

050

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

051

ProLinkLos Angeles · MSP · 10-24Backup and disaster recoveryCloud migrationCompliancenot observed7025

052

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

053

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

054

cyberCSI Inc.Santa Clara · MSP · 50-99ComplianceCybersecurity4.7★ (13)6950

055

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

056

Kornerstone TechnologyThousand Oaks · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (9)690

057

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

058

Virtual Office SolutionsIrvine · MSP · 10-24Managed ITCybersecurityCompliancenot observed6975

059

KaufmanIT, Inc.Irvine · MSP · 25-49Backup and disaster recoveryCo-managed ITCompliance5.0★ (46)6925

060

Secure TechiesCanoga Park · MSP · 1-4Backup and disaster recoveryCloud migrationCompliance5.0★ (37)6925

061

Key MSPSan Diego · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance5.0★ (59)6950

062

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

063

BurgiTustin · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (72)690

064

LAN WAN Enterprise IT SolutionsIrvine · MSP · 25-49Backup and disaster recoveryCloud migrationCompliance5.0★ (172)6950

065

NetreadyPasadena · MSP · 25-49Backup and disaster recoveryCo-managed ITCompliance5.0★ (71)680

066

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

067

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

068

People1st LLCSan Francisco · MSP · 5-9Backup and disaster recoveryCo-managed ITCompliance4.9★ (299)6850

069

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

070

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

071

Urban IT, Inc.Thousand Oaks · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (8)6825

072

CentraLinkPasadena · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT4.7★ (15)6850

073

ASi Networks, Inc.City of Industry · MSP · 10-24Cloud migrationComplianceCybersecurity4.7★ (13)6725

074

Pc Express - Managed ITVentura · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance4.8★ (29)6725

075

Total Network SolutionsSeal Beach · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (5)6725

076

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

077

TVG ConsultingBurbank · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance5.0★ (9)6625

078

Geek Force USA Inc.Torrance · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT4.9★ (44)6625

079

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

080

619 ITSan Diego · MSP · 10-24ComplianceCybersecurity5.0★ (17)6625

081

BC Networks, Inc.San Jose · MSP · 10-24Backup and disaster recoveryCo-managed ITCompliance5.0★ (5)6625

082

Promising Solutions, IncBurbank · MSP · 1-4Backup and disaster recoveryCloud migrationCompliance5.0★ (33)6625

083

GitsTel IncNorth Highlands · MSP · 10-24ComplianceCybersecurityVoIP and UCaaS4.9★ (47)6625

084

GhosxtSalinas · MSP · 1-4Backup and disaster recoveryCloud migrationCompliance5.0★ (29)6650

085

Techital IncGlendale · MSP · 10-24Cloud migrationComplianceCybersecurity5.0★ (30)6625

086

IntegritytechRancho Cucamonga · MSP · 10-24Backup and disaster recoveryComplianceCybersecurity5.0★ (106)660

087

Simplicity ITEl Cajon · MSP · 1-4Backup and disaster recoveryComplianceCybersecurity5.0★ (17)6650

088

Secure Networks ITCSan Diego · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance4.4★ (10)650

089

Exigent SystemsRedlands · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance5.0★ (28)650

090

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

091

UptimeBrea · MSP · 5-9Backup and disaster recoveryComplianceCybersecurity5.0★ (22)650

092

LANAIR Technology GroupGlendale · MSP · 25-49ComplianceCybersecurity5.0★ (6)6525

093

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

094

TRIS Technology SolutionsBakersfield · MSP · 25-49Cloud migrationComplianceVoIP and UCaaS5.0★ (55)650

095

FormaTech IT ServicesNapa · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT4.8★ (5)6525

096

QLANIrvine · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed ITnot observed6550

097

Vertical IT Solutions (formerly LanTech LLC)Chino · MSP · 10-24ComplianceCybersecurityVoIP and UCaaS5.0★ (4)6550

098

CRC CloudNewport Beach · MSP · 5-9Backup and disaster recoveryComplianceCybersecurity5.0★ (2)650

099

TenisiTechLos Gatos · MSP · 25-49Backup and disaster recoveryCompliancenot observed6550

100

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

101

ADS Consulting GroupRolling Hills Estates · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance5.0★ (4)650

102

Golden Hills ITTehachapi · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (72)6425

103

Alinco IT SolutionsFullerton · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance4.7★ (10)6450

104

ZetaskyOntario · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (23)640

105

myCRECloudSan Diego · MSP · 10-24Backup and disaster recoveryCompliance5.0★ (87)640

106

Soaring TowersCulver City · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance5.0★ (27)6450

107

OCMSPNewport Beach · MSP · 1-4Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (8)6450

108

Global CTIBakersfield · MSP · 50-99ComplianceCybersecurityVoIP and UCaaS5.0★ (2)6425

109

TechSoupSan Francisco · MSP · 250+Compliance4.6★ (13)640

110

BOBY SYSTEMSWoodland Hills · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (9)6475

111

IT TechProsSan Marcos · MSP · 10-24Managed ITCo-managed ITHelp Desk4.9★ (35)6425

112

V.I. ExpertsCarlsbad · MSP · 5-9Cloud migrationCo-managed ITCompliance5.0★ (6)640

113

Digital Dental SolutionsOrangevale · MSP · 5-9Managed ITHelp DeskBackup and disaster recovery4.7★ (35)6450

114

Empowered IT SolutionsPoway · MSP · 5-9Cloud migrationComplianceCybersecurity5.0★ (38)6325

115

M Cubed TechnologiesFresno · MSP · 10-24Backup and disaster recoveryCo-managed ITCompliance4.7★ (12)6350

116

ArchITHayward · MSP · 10-24ComplianceCybersecurity5.0★ (9)6375

117

ZazzSan Francisco · MSP · 100-249Managed ITManaged Security ServicesCybersecurity4.5★ (3,537)630

118

GPL TechnologiesBurbank · MSP · 50-99Managed ITCustom Software DevelopmentIT consulting3.4★ (5)6350

119

ISSISanta Cruz · MSP · 50-99IT consultingCloud migrationCybersecuritynot observed6325

120

415 ITSan Rafael · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (2)630

121

Dispatch Tech, IncSan Diego · MSP · 5-9ComplianceCybersecurity4.8★ (23)6350

122

Teal NetworksWoodland · MSP · 5-9Managed ITCybersecurityBackup and disaster recovery5.0★ (6)6350

123

Tru Technical PartnersCampbell · MSP · 100-249Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (1)6325

124

Cipherex IncSan Ramon · MSP · 5-9Backup and disaster recoveryCo-managed ITCompliancenot observed630

125

West Coast Computer SolutionsVista · MSP · 5-9Backup and disaster recoveryComplianceCybersecurity5.0★ (14)6325

126

DIGITALSYSTEM TECHNOLOGYCity of Industry · MSP · 25-49Managed ITCloud migrationCybersecurity5.0★ (4)6350

127

PulseOneVentura · MSP · 25-49Backup and disaster recoveryComplianceCybersecurity4.0★ (2)6350

128

TechXpressSan Luis Obispo · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (4)630

129

M-Theory GroupLos Angeles · MSP · 50-99Managed ITCybersecurityCloud migration4.7★ (7)6225

130

Titan Elite IT Services & ConsultingGlendale · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (8)6250

131

IslandSan Fernando · MSP · 10-24IT SupportManaged ITHelp Desknot observed620

132

Bakersfield BytesBakersfield · MSP · 1-4Backup and disaster recoveryComplianceCybersecurity4.8★ (250)6225

133

Datacate, IncRancho Cordova · MSP · 10-24Backup and disaster recoveryComplianceCybersecurity4.5★ (10)620

134

inSyncLaguna Hills · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (11)620

135

EBF Inc.Santa Monica · MSP · 25-49Compliancenot observed6250

136

American Office Solutions, LLCBakersfield · MSP · 5-9Backup and disaster recoveryComplianceMicrosoft 3655.0★ (4)6225

137

Interlaced SolutionsSan Diego · MSP · 50-99IT OnboardingIT HelpdeskCybersecurity5.0★ (31)620

138

Ciprus ConsultingSan Diego · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT4.9★ (32)6225

139

ATECHSO - Avance Tech Solutions, Inc.Glendale · MSP · 10-24ComplianceCybersecurityVoIP and UCaaS5.0★ (4)6225

140

My Remote Tech, IncLos Angeles · MSP · 1-4Backup and disaster recoveryCloud migrationCompliance5.0★ (9)6225

141

Adaptive Information Systems - IT ServicesSalinas · MSP · 25-49Backup and disaster recoveryCo-managed ITCompliance5.0★ (18)610

142

TEAMSOS (Special Order Systems)Loomis · MSP · 25-49Backup and disaster recoveryComplianceCybersecurity5.0★ (13)610

143

Moji TechnologiesModesto · MSP · 10-24Backup and disaster recoveryComplianceVoIP and UCaaS5.0★ (48)610

144

Inverselogic, IncGlendale · MSP · 5-9Cloud migrationComplianceCybersecuritynot observed610

145

Infinite Computing TechnologiesValencia · MSP · 10-24Help DeskComplianceNetwork management5.0★ (9)610

146

Coast RangeSan Jose · MSP · 5-9Backup and disaster recoveryComplianceCybersecurity5.0★ (8)6125

147

Wescom ResourcesPasadena · MSP · 25-49Compliance5.0★ (1)6125

148

Auriga Technology, LLCEscalon · MSP · 10-24Backup and disaster recoveryCloud migrationCompliancenot observed6150

149

NSI - Network & System Integration, LLCTemecula · MSP · 1-4Backup and disaster recoveryCloud migrationCompliance5.0★ (13)610

150

XfernetLos Angeles · MSP · 10-24Compliance4.8★ (11)6125

151

PCGSan Diego · MSP · 10-24Managed ITCybersecurityCompliancenot observed6125

152

Next IT SolutionsLa Habra · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance4.7★ (84)610

153

PC PlaceRedlands · MSP · 5-9Managed ITIT consultingNetwork Security4.3★ (27)610

154

CyberTrust IT SolutionsLake Forest · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance5.0★ (3)6125

155

Strategic Technology SolutionsTorrance · MSP · 25-49ComplianceCybersecurityvCIOnot observed6150

156

KDITHuntington Beach · MSP · 5-9Backup and disaster recoveryComplianceCybersecurity5.0★ (15)610

157

General TechniqueRedlands · MSP · 1-4Backup and disaster recoveryComplianceVoIP and UCaaS5.0★ (14)6125

158

N2CON Inc.San Ramon · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed ITnot observed6175

159

San Diego Tech SupportChula Vista · MSP · 1-4Backup and disaster recoveryCloud migrationCo-managed ITnot observed6050

160

Optiva ITUpland · MSP · 5-9Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (19)6025

161

Remote Techs, IncNorth Hollywood · MSP · 10-24Backup and disaster recoveryComplianceCybersecurity5.0★ (6)600

162

TechBrainsSan Francisco · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance4.6★ (11)6025

163

KortechCorona · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance5.0★ (1)6025

164

Santa Barbara IT GroupSanta Barbara · MSP · 1-4Backup and disaster recoveryCloud migrationCompliance4.6★ (10)600

165

Integritechs, LLCLos Angeles · MSP · 5-9ComplianceCybersecurity5.0★ (57)600

166

RVS Technology GroupWatsonville · MSP · 10-24Cloud migrationComplianceCybersecurity4.8★ (11)600

167

Hybridge Inc.San Carlos · MSP · 25-49Managed ITNetwork managementHelp Desk4.2★ (5)600

168

US Service CenterManhattan Beach · MSP · 1-4Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (5)6050

169

Northstar TechnologiesLos Angeles · MSP · 25-49Backup and disaster recoveryCompliance5.0★ (1)6025

170

Ideal Security and TechnologyVentura · MSP · 1-4Managed ITCybersecurityCloud Computing4.9★ (56)6025

171

Network Remedy, Inc (NR)Santa Clara · MSP · 10-24Managed ITCybersecurityCompliance5.0★ (0)6025

172

PliancySan Francisco · MSP · 50-99IT consultingManaged ITEmail Managementnot observed600

173

PCCConcord · MSP · 5-9Backup and disaster recoveryComplianceCybersecurity5.0★ (11)6025

174

Take CtrlIrvine · MSP · 5-9CybersecurityBackup and disaster recoveryDisaster Recovery5.0★ (4)600

175

WaterlooIT IncWaterloo · MSP · 10-24Help DeskManaged ITCybersecurity4.6★ (35)6050

176

ZENOPSPleasant Hill · MSP · 1-4Backup and disaster recoveryComplianceCybersecurity5.0★ (18)6050

177

Raise Networks, IncSan Jose · MSP · 1-4Backup and disaster recoveryCloud migrationCompliance5.0★ (17)6025

178

CreativeTechMountain View · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance4.9★ (71)6025

179

eMedApps, a Med Tech Solutions CompanySanta Clarita · MSP · 25-49Cloud migrationComplianceCybersecuritynot observed590

180

SentantSan Francisco · MSP · 25-49Compliancenot observed5925

181

User Friendly ComputingSanta Cruz · MSP · 1-4Backup and disaster recoveryCompliance4.7★ (41)590

182

Resolv Consulting, Inc.Ontario · MSP · 5-9Backup and disaster recoveryCo-managed ITCompliance5.0★ (16)5925

183

The Tech ConsultantsLos Angeles · MSP · 10-24ComplianceCybersecurityVoIP and UCaaS5.0★ (96)590

184

Digital UppercutValley Village · MSP · 1-4Managed ITCybersecurityCompliance5.0★ (25)5925

185

FPA Technology ServicesLos Angeles · MSP · 25-49Managed ITCo-managed ITManaged Security Services5.0★ (10)590

186

INFORTECHSanta Clara · MSP · 50-99Co-managed ITComplianceCybersecurity4.4★ (15)590

187

dmi NETWORKING, INC.Santa Rosa · MSP · 5-9Compliance4.9★ (11)5925

188

Caltech AdvantageSan Diego · MSP · 1-4Cloud migrationComplianceCybersecurity5.0★ (8)5925

189

CentarusSan Francisco · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (21)590

190

itDCampbell · MSP · 250+Compliance4.3★ (7)580

191

Status ProsSan Ramon · MSP · 10-24ComplianceCybersecuritynot observed5850

192

WaldrondigitalSimi Valley · MSP · 100-249Managed ITHelp DeskNetwork managementnot observed580

193

OCcloud9Lake Forest · MSP · 1-4Cloud migrationComplianceCybersecurity5.0★ (6)5825

194

CEO ComputersLos Angeles · MSP · 1-4Backup and disaster recoveryCloud migrationCo-managed ITnot observed580

195

StocktonitsupportStockton · MSP · 100-249Backup and disaster recoveryCloud migrationCompliancenot observed5825

196

Computer DoctorsLos Angeles · MSP · 25-49Backup and disaster recoveryCloud migrationCompliance4.8★ (116)580

197

TWE Solutions Inc.El Segundo · MSP · 25-49Managed ITCo-managed ITCybersecurity5.0★ (1)5850

Showing 197 of 533 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-29

54.6

Median MSP scoreof California providers

Publish a DMARC policyof California providers

35%

Claim 24/7 supportof California providers

Median headcountemployees

102 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 120 · providers tracked

36Irvine

10Fresno

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 managed service providers are in California?

533 tracked as of 2026-10-29.

Which provider ranks highest in California?

Jones IT, by MSP score.

What is the median size of a provider here?

8 employees.

Listed in California?

Claim your company, free.

See where you rank against the 533 providers in your state and the firms inside your radius.

Claim your company ▸Top 100 ranked