MSPSIG.DIR · state · as of 2026-10-23

IT service providers in California

1,103 IT service providers are tracked in California, 872 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 tracked1,103872 MSPs

Top rankedEndsightSan Diego · MSP score 90

Rated providers average4.74★on Google · median score 50

Ranked by MSP score

top 22 of 1,103 shown · sort: score / best reviewed

Filtered: 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 ITIT consulting5.0★ (426)8675

003

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

004

XantrionLafayette · MSP · 100-249Managed ITManaged CybersecurityCo-managed IT4.9★ (80)83100

005

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

006

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

007

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

008

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

009

Managed SolutionSan Diego · MSP · 100-249Managed ITCo-managed ITIT Help Desk5.0★ (76)7975

010

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

011

XceptionalSan Diego · MSP · 50-99Managed ITCo-managed ITCybersecurity4.6★ (10)7875

012

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

013

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

014

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

015 $Infracore logo$ InfracoreSan Diego · MSP · 50-99Managed ITCybersecurityCloud migration5.0★ (14)7775

016

ClearFuze Networks, Inc.Los Angeles · MSP · 25-49Managed ITCybersecurityCompliance5.0★ (54)7675

017

CalanceAnaheim · MSP · 250+Generative AIBusiness IntelligencePower Bi Consulting5.0★ (3)7650

018

Noble Technology GroupLa Mesa · MSP · 10-24Managed ITCloud ServicesBackup and disaster recovery5.0★ (66)7650

019

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

020

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

021

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

022

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

Showing 22 of 1,103 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-23

49.7

Median MSP scoreof California providers

Publish a DMARC policyof California providers

50%

Claim 24/7 supportof California providers

Median headcountemployees

138 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 120 · providers tracked

78Irvine

21Fresno

17Anaheim

13Burbank

From our research

MSPSIG.WIRE

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How many IT service providers are in California?

1,103 tracked as of 2026-10-23.

Which provider ranks highest in California?

Endsight, by MSP score.

What is the median size of a provider here?

7 employees.

Listed in California?

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