MSPSIG.DIR · state · as of 2026-10-27

IT service providers in California

4,795 IT service providers are tracked in California, 1,843 of them MSPs. Endsight ranks highest by MSP score. Rated providers average 4.65 on Google.

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

Providers tracked4,7951,843 MSPs

Top rankedEndsightSan Diego · MSP score 90

Rated providers average4.65★on Google · median score 49

Ranked by MSP score

top 72 of 4,795 shown · sort: score / best reviewed

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

GlobalLogicSanta Clara · IT consulting · 250+Software Product EngineeringDigital TransformationAI ML Services4.4★ (16)86100

005

ProvectusPalo Alto · IT consulting · 250+AI EngineeringProcess AutomationAI consulting5.0★ (4)8675

006

PCS TechnologySan Francisco · MSP · 25-49CybersecurityComplianceIT Infrastructure5.0★ (46)8575

007

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

008

TechnologentIrvine · IT consulting · 250+Cloud migrationIT consultingCybersecuritynot observed83100

009

Grid DynamicsSan Ramon · MSP · 250+IT consultingCloud EngineeringAI Services4.9★ (7)8250

010

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

011

centrexITPoway · MSP · 50-99Managed ITCybersecurityCloud migration4.9★ (53)8150

012

Managed SolutionSan Diego · MSP · 100-249Managed ITCo-managed ITIT Help Desk5.0★ (76)8175

013

Crimson ITLos Angeles · MSP · 50-99Backup and disaster recoveryCloud migrationCompliance4.9★ (98)8175

014

Milestone TechnologiesFremont · IT consulting · 250+Cloud TransformationApplication ServicesData Center Operations4.0★ (23)81100

015

DevsincSan Francisco · IT consulting · 250+Digital TransformationApplication EngineeringCloud migration4.5★ (672)8150

016

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

017

GroupOneSacramento · MSP · 50-99Managed ITCo-managed ITHelp Desk5.0★ (55)80100

018

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

019

Relevance LabSan Jose · IT consulting · 250+AutomationCloud migrationCloud Consulting5.0★ (3)8050

020

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

021

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

022

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

023

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

024

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

025

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

026

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

027

Method TechnologiesCypress · MSP · 25-49Managed ITCo-managed ITInternet Phone Service5.0★ (60)7875

028

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

029

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

030

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

031

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

032

EsentireWaterloo · MSSP · 250+Cloud migrationComplianceCybersecurity4.6★ (43)7825

033

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

034

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

035

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

036

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

037

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

038

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

039

Waverley SoftwarePalo Alto · IT consulting · 100-249Legacy ModernizationAI Application EngineeringPlatform Stabilization5.0★ (6)7750

040

NetenrichSan Jose · MSSP · 250+Managed Detection And ResponseSOC ServicesCloud Detection And Response5.0★ (9)7725

041 $Infracore logo$ InfracoreSan Diego · MSP · 50-99Managed ITCybersecurityCloud migration5.0★ (14)7775

042

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

043

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

044

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

045

Bird Rock SystemsSan Diego · IT consulting · 50-99Vulnerability ManagementSecurity AssessmentsPenetration Testing5.0★ (5)76100

046

ZennifySacramento · IT consulting · 100-249Managed ServicesConsulting ImplementationData Engineering4.8★ (6)76100

047

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

048

360DegreecloudLos Angeles · IT consulting · 250+Cloud migrationCompliance5.0★ (15)7625

049

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

050

ProleadsoftSan Francisco · IT consulting · 10-24App DevelopmentWeb DesignWeb Development5.0★ (88)7675

051

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

052

GlobantSan Francisco · IT consulting · 50-99Digital TransformationAI ServicesCloud Services4.5★ (22)7650

053

Penguin SolutionsFremont · Other Business · 250+Design ServicesBuild ServicesDeployment Services4.9★ (13)7550

054

TeamLogic IT (Bend, OR)Mission Viejo · MSP · 250+not observed4.9★ (16)7550

055

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

056

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

057

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

058

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

059

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

060

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

061

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

062

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

063

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

064

vCom SolutionsSan Ramon · VAR and telecom · 100-249Mobile Lifecycle ManagementNetwork Lifecycle ManagementExpense Management4.8★ (5)7575

065

CiklumValencia · IT consulting · 250+Software ArchitectureCloud ServicesDevopsnot observed750

066

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

067

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

068

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

069

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

070

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

071

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

072

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

Showing 72 of 4,795 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-27

48.7

Median MSP scoreof California providers

Publish a DMARC policyof California providers

25%

Claim 24/7 supportof California providers

Median headcountemployees

157 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 120 · providers tracked

Los Angeles

335San Diego

317San Francisco

302Irvine

246San Jose

185Sacramento

117Fremont

68Fresno

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?

4,795 tracked as of 2026-10-27.

Which provider ranks highest in California?

Endsight, by MSP score.

What is the median size of a provider here?

10 employees.

Listed in California?

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