Skip to content

Best Cybersecurity Companies in San Jacinto, CA (2026)

405 cybersecurity companies ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in San Jacinto: KME Systems, IFR Score 63/100; 5.0★ from 389 Google reviews.

  2. 2

    Most-reviewed: FIT Solutions, 634 Google reviews at 5.0★, the most of 405 ranked; ranked #2.

Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank

405 San Jacinto cybersecurity companies are ranked here by IFR Score, from nine published factors. 149 open Saturdays and 105 open Sundays, based on posted hours. The median Google rating is 5.0★ across 405 rated IT firms.

Top 10 cybersecurity companies in San Jacinto at a glance

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

Top 10 cybersecurity companies in San Jacinto at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1KME Systems635.0★ (389)Irvine, 45 mi away—Overall
2FIT Solutions625.0★ (634)San Diego, 75 mi away—Most reviews
3Buzz Cybersecurity - Irvine Managed IT Services624.8★ (72)Irvine, 53 mi awaySat · Sun · Evenings—
4Intelecis - Cyber Security Company in California, IT support Company In California605.0★ (36)Fullerton, 56 mi awaySat · Sun · Evenings—
5Enterprise Guardian Inc.604.8★ (183)Costa Mesa, 54 mi away——
6TechWaste Recycling Inc.594.7★ (172)Santa Ana, 51 mi away——
7Intelecis Cyber Security Company Irvine585.0★ (87)Irvine, 47 mi awaySat · Sun · Evenings—
8Fidelity Security Solutions585.0★ (13)Escondido, 46 mi awaySat · Sun · Evenings—
9QLAN585.0★ (64)Irvine, 45 mi away——
10Intelecis IT Support & Cybersecurity Company585.0★ (25)Long Beach, 71 mi awaySat · Sun · Evenings—

The 405 best cybersecurity companies in San Jacinto, ranked

Ordered by IFR Score, a 0–100 score from nine published factors. Paid placement never changes the order.

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

  1. Ranked #1 in San Jacinto

    Based in Irvine, 45 mi away

    63/100IFR Score

    Ranked #1 because of its Google rating and service focus: 5.0★ from 389 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 389 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    15707 Rockfield Blvd Ste 100, Irvine, CA 92618
  2. Based in San Diego, 75 mi away

    62/100IFR Score

    Ranked #2 because of its Google rating and review volume: 5.0★ from 634 Google reviews, the most in San Jacinto.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 634 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    550 W B St 4th Floor, Suite 202, San Diego, CA 92101
  3. 60/100IFR Score

    Ranked #4 because of its Google rating and service focus: 5.0★ from 36 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 36 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    1440 N Harbor Blvd 9th Floor, Fullerton, CA 92835
  4. Based in Costa Mesa, 54 mi away

    60/100IFR Score

    Ranked #5 because of its Google rating and service focus: 4.8★ from 183 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.8★ from 183 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    3070 Bristol St, Costa Mesa, CA 92626
  5. Based in Santa Ana, 51 mi away

    59/100IFR Score

    Ranked #6 because of its Google rating and service focus: 4.7★ from 172 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.7★ from 172 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    1940 E Occidental St, Santa Ana, CA 92705
  6. Based in Escondido, 46 mi away

    58/100IFR Score

    Ranked #8 because of its Google rating and service focus: 5.0★ from 13 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 13 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    649 W Mission Ave, Unit #2400 [Box 9], Escondido, CA 92025
  7. #9 QLAN

    Based in Irvine, 45 mi away

    58/100IFR Score

    Ranked #9 because of its Google rating and service focus: 5.0★ from 64 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 64 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun closed
    Address
    4 Mason STE B, Irvine, CA 92618
  8. #11 Alvaka

    Based in Irvine, 52 mi away

    58/100IFR Score

    Ranked #11 because of its Google rating and service focus: 4.9★ from 15 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 15 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    2 Executive Cir, Irvine, CA 92614
  9. Based in Pasadena, 72 mi away

    58/100IFR Score

    Ranked #13 because of its Google rating and review volume: 5.0★ from 497 Google reviews.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 497 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    35 N Lake Ave #710, Pasadena, CA 91101
  10. Based in Murrieta, 20 mi away

    57/100IFR Score

    Ranked #15 because of its Google rating and service focus: 5.0★ from 24 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 24 Google reviews
    Hours
    Mon–Tue 8 AM–5 PM · Wed 9 AM–5 PM · Thu–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    39520 Murrieta Hot Springs Rd #219-106, Murrieta, CA 92563
  11. Based in San Marcos, 47 mi away

    57/100IFR Score

    Ranked #16 because of its Google rating and service focus: 4.9★ from 9 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 9 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    310 Via Vera Cruz #101, San Marcos, CA 92078
  12. #17 SecLex

    Based in Riverside, 27 mi away

    57/100IFR Score

    Ranked #17 because of its Google rating and service focus: 5.0★ from 4 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    3610 Central Ave, Riverside, CA 92506
  13. Based in Carlsbad, 61 mi away

    57/100IFR Score

    Ranked #19 because of its Google rating and service focus: 4.9★ from 12 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 12 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
  14. Based in San Diego, 70 mi away

    57/100IFR Score

    Ranked #20 because of its Google rating and service focus: 5.0★ from 84 Google reviews, listed on Google as “Computer security service”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 84 Google reviews
    Hours
    Mon–Tue 8 AM–5 PM · Wed closed · Thu–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    3111 Camino Del Rio N #400, San Diego, CA 92108
  15. Based in Murrieta, 21 mi away

    57/100IFR Score

    Ranked #24 because of its Google rating and service focus: 5.0★ from 8 Google reviews, listed on Google as “Computer security service”.

    Based on 7 of 9 factors; recency and availability not yet collected.

    • 5.0★ from 8 Google reviews
    Address
    41197 Golden Gate Cir Ste 204, Murrieta, CA 92562

Cybersecurity companies ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in IFR Score order; each links to its profile. We publish the top 50 of 405 ranked cybersecurity companies here; the rest are on their profiles.

cybersecurity companies in San Jacinto, ranks 26 to 50
RankBusinessIFR ScoreGoogle ratingDistance
26Tech Guardian574.9★ (87)23 mi
27Mytech Partners, Inc.574.6★ (28)68 mi
28TeamLogic IT565.0★ (31)42 mi
29GRYHAT CYBERSECURITY565.0★ (5)43 mi
30IT Solutions Technology Partners564.0★ (7)45 mi
31SOKOTEK - Managed IT & Cybersecurity565.0★ (28)37 mi
32eSecurity Solutions, LLC564.3★ (13)52 mi
33Pc Specialist564.9★ (273)39 mi
34Tech Expert Guys564.9★ (241)51 mi
35SMS Data Center - Colocation Orange County & Los Angeles County554.2★ (5)51 mi
36IT Solve Hub555.0★ (173)50 mi
37Intelligent Technical Solutions | ITS555.0★ (8)72 mi
38E-Waste Security555.0★ (28)56 mi
39A1 Computer Service & Parts554.6★ (87)28 mi
40LMNTRIX USA555.0★ (4)54 mi
41KaufmanIT, Inc. | Managed IT Support & Cybersecurity555.0★ (45)51 mi
42TechHub Direct555.0★ (234)66 mi
43Royal Knights Techs555.0★ (22)53 mi
44eIRONclad Technology Solutions554.3★ (7)69 mi
45Rasec TECH IT Services554.9★ (85)28 mi
46Zephyr Networks, Inc.554.9★ (19)46 mi
47Onsite Computing, Inc. IT Services, Cybersecurity, Cloud, VoIP545.0★ (63)36 mi
48Meriplex | San Diego, CA545.0★ (27)67 mi
49Skyriver IT544.9★ (116)66 mi
50Technijian544.7★ (87)46 mi

Also serving San Jacinto

20 more cybersecurity companies within 75 mi that we can't rank yet: too few reviews, or a service we couldn't confirm. Listed A to Z.

Unranked cybersecurity companies serving San Jacinto
BusinessGoogle ratingDistance
Ailerons IT Consulting5.0★ (2)7 mi
BeyondTrust Corporation3.0★ (2)47 mi
ConsulTech Information Technology5.0★ (2)43 mi
CSP Networks5.0★ (2)46 mi
Cyber Chaperone - Professional Technology Services5.0★ (2)33 mi
Destanet Computer Services5.0★ (2)31 mi
FlexTG Los Angeles5.0★ (2)41 mi
Greykhat IT Services5.0★ (3)In San Jacinto
Innovative Solutions4.0★ (2)16 mi
iTECH21.5★ (2)45 mi
Linutech Solutions5.0★ (2)47 mi
Marquis Network Solutions5.0★ (2)44 mi
OC-IT5.0★ (2)44 mi
Pettit Consulting5.0★ (2)31 mi
SentryView5.0★ (2)17 mi
SynoForce5.0★ (2)45 mi
Techgear Works3.0★ (2)46 mi
Techie Networks Inc5.0★ (2)47 mi
TekNimble Computer & IT Services5.0★ (2)45 mi
Urrutia Computer Repair4.9★ (69)In San Jacinto

How we ranked San Jacinto cybersecurity companies

We scored 405 San Jacinto cybersecurity companies on nine factors, weighted as shown. An IT firm is ranked when its service is confirmed and it has 3 or more Google reviews or a claimed profile. An IT firm with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 9, 2026.

Paid placement never changes a rank or score. Sponsored businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

IFR Score factors and weights
FactorWeightComputed fromIn San Jacinto data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Review volume15%Number of Google reviews, compared with the most-reviewed IT firm on the listMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday and 24/7 supportMeasured
Service focus15%How clearly the firm does this service (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The firm has claimed its IT Firms Ranked profile (free or paid earn the same)Measured
Partnered5%The firm links to IT Firms Ranked from its own website with our badge, checked periodicallyMeasured
Client reviews10%Verified client reviews collected by IT Firms Ranked: their rating and how many there areMeasured

How to choose a cybersecurity company

  1. Ask whether monitoring is staffed around the clock by the firm itself or by a partner.
  2. Ask for a sample assessment or penetration-test report with client details removed.
  3. Check experience with your industry’s rules (for example HIPAA, PCI DSS or CMMC).
  4. Ask what the firm does in the first hour of an incident, and whether that is in the contract.
  5. Ask for two or three references from clients of your size and industry, and call them.
  6. Get the scope, response times and price in writing before you sign, including how you leave and get your data back.

Questions to ask a cybersecurity company

  • Is your security monitoring staffed 24/7, and by whom?
  • Which frameworks do you assess against?
  • What do your reports include, and do you re-test after we fix the findings?
  • Do you handle incident response yourselves, and do you work with cyber insurers?
  • What access will you need to our systems, and how is it controlled and logged?
  • Which certifications do the people doing the work hold?

Terms explained

MSP (managed service provider)
A firm that runs a business’s IT for a recurring fee: monitoring, patching, help desk, backups and security tools.
Co-managed IT
An arrangement where an outside firm supports an in-house IT person or team, sharing tools and tasks.
Break-fix
IT support paid per incident or per hour, with no monthly agreement.
SLA (service-level agreement)
The contract terms for response and resolution times, uptime and support hours.
Help desk
The support line staff call or email for IT problems.
RMM
Remote monitoring and management software that lets an IT firm watch, patch and fix computers remotely.
vCIO
A virtual chief information officer: part-time IT strategy and budgeting from an outside firm.
MSSP
A managed security service provider: a firm that monitors and manages security tools around the clock.
EDR / MDR
Endpoint detection and response software, and the managed service of people watching its alerts (managed detection and response).
MFA
Multi-factor authentication: a second proof of identity, such as an app prompt, on top of a password.
Penetration test
An authorised, simulated attack on your systems to find weaknesses before criminals do.
SOC 2
An independent auditor’s report (AICPA standard) on a service provider’s security controls.

Cybersecurity companies in San Jacinto: frequently asked questions

Who is the best cybersecurity company in San Jacinto?

By IFR Score, the highest-ranked cybersecurity company in San Jacinto, CA is KME Systems with an IFR Score of 63/100. It has 5.0★ from 389 Google reviews. FIT Solutions (#2) and Buzz Cybersecurity - Irvine Managed IT Services (#3) follow. We ranked 405 cybersecurity companies on nine factors, last updated November 9, 2026.

How many cybersecurity companies are there in San Jacinto?

ITFirmsRanked ranks 405 cybersecurity companies serving San Jacinto, CA. Another 20 within 75 mi are listed but not ranked yet. Counts are as of November 2026.

Which cybersecurity companies in San Jacinto work on weekends?

149 of 405 ranked cybersecurity companies post Saturday hours and 105 post Sunday hours. The highest-ranked open Saturdays are Buzz Cybersecurity - Irvine Managed IT Services (#3), Intelecis - Cyber Security Company in California, IT support Company In California (#4) and Intelecis Cyber Security Company Irvine (#7). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do San Jacinto cybersecurity companies have?

The median Google rating among 405 rated cybersecurity companies in San Jacinto is 5.0★, with a median of 14 reviews. FIT Solutions has the most, 634 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ITFirmsRanked rank cybersecurity companies?

Each cybersecurity company gets a 0–100 IFR Score from nine published factors, led by reputation (25%), review volume (15%), service focus (15%) and recency (10%). An IT firm with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only IT firms with a confirmed service and 3 or more reviews, or a claimed profile, are ranked.

Do cybersecurity companies outside San Jacinto count in this ranking?

Yes, if they are within 75 mi of the San Jacinto city center, our service radius for cybersecurity companies. Each listing shows where the IT firm is based and how far away it is. Proximity is 5% of the IFR Score, so a nearby IT firm gets a small edge.

Can cybersecurity companies pay to rank higher on ITFirmsRanked?

No. The IFR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured IT firms may appear above the list, labelled Sponsored and showing their honest rank.

What does a cybersecurity company do?

Cybersecurity companies assess and protect a business’s systems and data: security monitoring, endpoint protection, penetration testing, compliance support and incident response.

How are cybersecurity companies in San Jacinto ranked?

By IFR Score: Google rating and review volume, recent reviews, opening hours, how clearly the firm does cybersecurity, distance, a claimed profile, our badge and verified client reviews. Sponsored placements never change the order.

Do we need a cybersecurity firm if we already have an IT provider?

Sometimes. Many IT providers include basic security tools; a security firm adds specialist work such as 24/7 monitoring, penetration tests, compliance audits and incident response. Ask your IT provider what they cover and where they would bring in a specialist.

What is the difference between a security assessment and a penetration test?

An assessment reviews your policies, settings and controls against a framework. A penetration test is an authorised, simulated attack that tries to exploit weaknesses. Both end with a written report and a list of fixes.

Can a cybersecurity firm help with compliance?

Many help organisations prepare for requirements such as HIPAA, PCI DSS, CMMC or SOC 2. They can advise and assess, but only an independent auditor issues a SOC 2 report, and compliance is ultimately your responsibility.

Update log for San Jacinto

  1. November 2026: IFR Scores recalculated for 405 cybersecurity companies serving San Jacinto.
  2. November 2026: 5 duplicate listings merged.