MSPSIG.DIR · state · as of 2026-10-29

IT service providers in California

253 IT service providers are tracked in California, 195 of them MSPs. Endsight ranks highest by MSP score. Rated providers average 4.81 on Google.

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

Providers tracked253195 MSPs

Top rankedEndsightSan Diego · MSP score 90

Rated providers average4.81★on Google · median score 53

Ranked by MSP score

top 48 of 155 shown · sort: score / best reviewed

Filtered: rated · Microsoft 365 · 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

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

004

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

005

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

006

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

007

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

008

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

009

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

010

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

011

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

012

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

013

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

014

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

015

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

016

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

017

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

018

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

019

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

020

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

021

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

022

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

023

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

024

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

025

TrustedTechIrvine · MSP · 250+Microsoft 365Cloud migrationIT consulting4.7★ (299)7125

026

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

027

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

028

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

029

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

030

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

031

AvantiicoSan Diego · IT consulting · 25-49Cloud migrationData MigrationDynamics 365 Implementation4.3★ (6)6975

032

RyanTechModesto · IT consulting · 25-49AI ImplementationCloud migrationManaged Security4.6★ (20)6950

033

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

034

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

035

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

036

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

037

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

038

VTech Support, Inc.Bakersfield · MSP · 10-24Backup and disaster recoveryCloud migrationCybersecurity5.0★ (68)680

039

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

040

Leverage ITSacramento · MSP · 10-24Backup and disaster recoveryCybersecurityMicrosoft 3655.0★ (45)670

041

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

042

Iron Cove SolutionsPlaya Del Rey · IT consulting · 5-9Cloud ConsultingManaged Cloud ServicesOkta Implementation5.0★ (3)6725

043

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

044

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

045

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

046

NETWORK TITANSan Diego · MSP · 5-9Co-managed ITCybersecurityCMMC Compliance4.9★ (34)660

047

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

048

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

Showing 48 of 155 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-29

52.9

Median MSP scoreof California providers

Publish a DMARC policyof California providers

46%

Claim 24/7 supportof California providers

Median headcountemployees

78 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 120 · providers tracked

17Irvine

From our research

MSPSIG.WIRE

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How many IT service providers are in California?

253 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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