MSPSIG.DIR · state · as of 2026-10-28

IT service providers in California

4,803 IT service providers are tracked in California, 1,845 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 tracked4,8031,845 MSPs

Top rankedEndsightSan Diego · MSP score 90

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

Ranked by MSP score

top 72 of 2,141 shown · sort: score / best reviewed

Filtered: rated · 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

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

Trace3Irvine · IT consulting · 250+Managed ServicesIT consultingAdvisory Services5.0★ (1)84100

007

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

008

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

009

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

010

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

011

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

012

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

013

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

014

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

015

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

016

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

017

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

018

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

019

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

020

Fission LabsSunnyvale · IT consulting · 250+AI ML ServicesAWS ServicesData Engineering Services5.0★ (2)8025

021

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

022

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

023

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

024

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

025

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

026

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

027

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

028

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

029

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

030

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

031

EsentireWaterloo · MSSP · 250+Managed Detection ResponseThreat ResponseIncident Response4.6★ (43)7825

032

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

033

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

034

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

035

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

036

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

037

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

038

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

039

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

040

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

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

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

049

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

050

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

051

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

052

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

053

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

054

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

055

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

056

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

057

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

058

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

059

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

060

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

061

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

062

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

063

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

064

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

065

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

066

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

067

360DegreecloudLos Angeles · IT consulting · 250+Salesforce ConsultingSalesforce ImplementationIT consulting5.0★ (15)7425

068

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

069

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

070

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

071

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

072

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

Showing 72 of 2,141 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-28

48.9

Median MSP scoreof California providers

Publish a DMARC policyof California providers

25%

Claim 24/7 supportof California providers

Median headcountemployees

156 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 120 · providers tracked

Los Angeles

337San Diego

317San Francisco

304Irvine

247San Jose

187Sacramento

118Fremont

69Fresno

From our research

MSPSIG.WIRE

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

2026-10-28IT Companies in Utah: What the Listings Show

How many IT service providers are in California?

4,803 tracked as of 2026-10-28.

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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