Directory / California / Riverside-San Bernardino-Ontario, CA MSPSIG.DIR · metro 40140 · as of 2026-10-26 IT service providers in the Riverside-San Bernardino-Ontario, CA metro 235 IT service providers are headquartered in the Riverside-San Bernardino-Ontario, CA metro, 123 of them MSPs. JR-Tech ranks highest within 25 miles of the metro centre. Rated providers average 4.79 on Google.
Providers headquartered 235 123 MSPs
Within 25 mi of centre 119 ranked by MSP score
Rated providers average 4.79★ median score 48
On this page 01 Ranked by MSP score02 Map03 Cities in this metro04 What the data shows05 Questions01
Ranked by MSP score within 25 mi of the metro centre MSP score parts:
# Provider Services Google MSP score Trending
001 J JR-Tech Lake Elsinore · MSSP · 14 staff Managed IT Cybersecurity Managed SOC 4.9★ (87) 80 ▲ 75 trending up 002 O Onsite Computing, Inc. Corona · MSP · 20 staff Managed IT Co-managed IT Cloud migration 5.0★ (62) 75 ▲ 50 trending up 003 e eTop Technology, Inc Redlands · MSP · 16 staff Managed IT Co-managed IT Cybersecurity 4.8★ (23) 73 ▲ 100 trending up 004 C CaptainIT Riverside · MSP · 14 staff Backup and disaster recovery Cloud migration Co-managed IT 5.0★ (7) 72 ▲ 75 trending up 005 N Netgain Networks Inc. Riverside · MSP · 10 staff Backup and disaster recovery Cloud migration VoIP and UCaaS 4.5★ (8) 70 ▲ 75 trending up 006 S Syntech Rancho Cucamonga · MSP · 29 staff Cloud migration Co-managed IT VoIP and UCaaS 4.2★ (10) 66 ▲ 50 trending up 007 I Integritytech Rancho Cucamonga · MSP · 12 staff Backup and disaster recovery Compliance Cybersecurity 5.0★ (106) 66 0 008 E Exigent Systems Redlands · MSP · 6 staff Backup and disaster recovery Cloud migration Compliance 5.0★ (28) 65 0 009 C California Telecom Chino · VAR and telecom · 22 staff Network Monitoring Managed Sd Wan Firewall Management 5.0★ (1) 63 ▲ 25 trending up 011 C CalComm Systems Redlands · MSP · 2 staff VoIP Managed IT Help Desk 5.0★ (11) 62 ▲ 25 trending up 012 P PC Place Redlands · MSP · 5 staff Managed IT IT consulting Network Security 4.3★ (27) 61 0 014 N NIC Partners Rancho Cucamonga · MSP · 88 staff Backup and disaster recovery Cybersecurity 3.4★ (5) 61 ▲ 25 trending up 015 G General Technique Redlands · MSP · 4 staff Backup and disaster recovery Compliance VoIP and UCaaS 5.0★ (14) 61 ▲ 25 trending up 016 O Optiva IT Upland · MSP · 7 staff Backup and disaster recovery Cloud migration Co-managed IT 5.0★ (19) 60 ▲ 25 trending up 017 X XO Tek Upland · IT consulting · 30 staff Agentic AI Generative AI Machine Learning not observed 60 ▲ 75 trending up 018 A Acorn IT Services Riverside · MSP · 79 staff Backup and disaster recovery Cloud migration Cybersecurity 4.8★ (25) 60 0 020 C CaliCoders LLC Redlands · MSP · 4 staff Backup and disaster recovery Compliance Cybersecurity 5.0★ (7) 58 ▲ 25 trending up 022 H Human Computer Riverside · Computer repair · 4 staff Virus Removal Malware Removal Data Recovery 4.9★ (446) 58 0 023 W WCC Technologies Group Chino · MSP · 34 staff Backup and disaster recovery Cloud migration Compliance 4.6★ (10) 58 ▲ 25 trending up 025 L Lenity Technology Rancho Cucamonga · MSP · 5 staff Managed IT Help Desk Backup and disaster recovery 4.9★ (14) 57 0 03
Cities in this metro providers tracked · links to city pages 04
What the data shows measured 2026-10-26 6 Median headcount employees
05
Questions FAQ schema How many IT service providers are in the Riverside-San Bernardino-Ontario, CA metro?
235 headquartered in the metro's ZIP codes, as of 2026-10-26.
Which city in the metro has the most providers?
Riverside, with 40.
What is the median size of a provider here?
6 employees.
Listed in this metro? Claim your company, free. Correct your record and see where you rank against the providers inside your radius.
