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Best Managed IT Service Providers in Temecula, CA (2026)

521 managed IT service providers ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Temecula: Forum Info-Tech, IFR Score 64/100; 5.0★ from 173 Google reviews; open 7 days a week.

  2. 4

    Most-reviewed: Annansys, 713 Google reviews at 4.9★, the most of 521 ranked; ranked #4.

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

521 Temecula managed IT service providers are ranked here by IFR Score, from nine published factors. 188 open Saturdays and 124 open Sundays, based on posted hours. The median Google rating is 5.0★ across 521 rated IT firms.

Top 10 managed IT service providers in Temecula at a glance

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

Top 10 managed IT service providers in Temecula at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1Forum Info-Tech645.0★ (173)Corona, 34 mi awaySat · Sun · EveningsOverall
2San Diego IT Support645.0★ (189)Coronado, 37 mi awaySat · Sun · Evenings—
3QuietStone IT Support645.0★ (38)TemeculaSat · Sun · Evenings—
4Annansys644.9★ (713)Chino Hills, 45 mi away—Most reviews
5Tech Guardian644.9★ (87)Lake Elsinore, 17 mi awaySat · Sun · Evenings—
6QuickMountTV™ - Your Trusted TV Mounting & Smart Home Experts!625.0★ (144)Laguna Beach, 47 mi awaySat · Sun · Evenings—
7Tech Expert Guys624.9★ (241)Irvine, 42 mi awaySat · Sun—
8Intelecis Cyber Security Company Irvine625.0★ (87)Irvine, 38 mi awaySat · Sun · Evenings—
9IT Help San Diego625.0★ (202)La Jolla, 45 mi awaySat · Sun · Evenings—
10K2 Staffing625.0★ (160)Carlsbad, 28 mi awaySat · Evenings—

The 521 best managed IT service providers in Temecula, 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 Temecula

    Based in Corona, 34 mi away

    64/100IFR Score

    Ranked #1 because of its Google rating and service focus: 5.0★ from 173 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 173 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    160 W Foothill Pkwy Ste 105-231, Corona, CA 92882
  2. Based in Coronado, 37 mi away

    64/100IFR Score

    Ranked #2 because of its Google rating and service focus: 5.0★ from 189 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 189 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
  3. Based in Temecula

    64/100IFR Score

    Ranked #3 because of its Google rating and service focus: 5.0★ from 38 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 38 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    27555 Ynez Rd Ste 110, Temecula, CA 92591
  4. Based in Chino Hills, 45 mi away

    64/100IFR Score

    Ranked #4 because of its Google rating and service focus: 4.9★ from 713 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.9★ from 713 Google reviews
    Address
    15970 Los Serranos Country Club Dr #115, Chino Hills, CA 91709
  5. Based in Lake Elsinore, 17 mi away

    64/100IFR Score

    Ranked #5 because of its Google rating and service focus: 4.9★ from 87 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.9★ from 87 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    600 Central Ave Ste A, Lake Elsinore, CA 92530
  6. Based in Irvine, 42 mi away

    62/100IFR Score

    Ranked #7 because of its Google rating and service focus: 4.9★ from 241 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.9★ from 241 Google reviews
    Hours
    Mon–Fri 9 AM–6 PM · Sat–Sun 12 PM–4 PM
    Address
    20 Corporate Park Ste:118, Irvine, CA 92606
  7. Based in La Jolla, 45 mi away

    62/100IFR Score

    Ranked #9 because of its Google rating and service focus: 5.0★ from 202 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 202 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    888 Prospect St Ste 200, La Jolla, CA 92037
  8. Based in Carlsbad, 28 mi away

    62/100IFR Score

    Ranked #10 because of its Google rating and service focus: 5.0★ from 160 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 160 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat 9 AM–4 PM · Sun closed
    Address
    1700 Aviara Pkwy Unit 130474, Carlsbad, CA 92013
  9. Based in Irvine, 36 mi away

    61/100IFR Score

    Ranked #12 because of its Google rating and service focus: 4.7★ from 87 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.7★ from 87 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    18 Technology Dr #141, Irvine, CA 92618
  10. Based in Riverside, 33 mi away

    61/100IFR Score

    Ranked #13 because of its Google rating and service focus: 4.9★ from 85 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.9★ from 85 Google reviews
    Hours
    Mon–Thu 6 AM–10 PM · Fri 6 AM–5:30 PM · Sat 6 PM–10 PM · Sun 8 AM–6 PM
    Address
    9067 Cleveland Ave, Riverside, CA 92503
  11. Based in Poway, 39 mi away

    60/100IFR Score

    Ranked #14 because of its Google rating and service focus: 4.9★ from 53 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.9★ from 53 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    12232 Thatcher Ct, Poway, CA 92064
  12. Based in San Diego, 33 mi away

    60/100IFR Score

    Ranked #15 because of its Google rating and service focus: 4.7★ from 40 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.7★ from 40 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    16885 W Bernardo Dr Ste 212, San Diego, CA 92127
  13. Based in Temecula

    59/100IFR Score

    Ranked #16 because of its Google rating and service focus: 5.0★ from 36 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 36 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    28364 Vincent Moraga Dr Ste E, Temecula, CA 92590
  14. 59/100IFR Score

    Ranked #17 because of its Google rating and service focus: 5.0★ from 35 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 35 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    1340 Reynolds Ave #116, Irvine, CA 92614
  15. Based in Anaheim, 46 mi away

    59/100IFR Score

    Ranked #18 because of its Google rating and service focus: 4.8★ from 47 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.8★ from 47 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    5101 E La Palma Ave, Anaheim, CA 92807
  16. Based in Temecula

    59/100IFR Score

    Ranked #19 because of its Google rating and service focus: 5.0★ from 28 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 28 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun closed
    Address
    27555 Ynez Rd Ste 110, Temecula, CA 92591
  17. Based in La Jolla, 43 mi away

    59/100IFR Score

    Ranked #20 because of its Google rating and service focus: 5.0★ from 183 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 183 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    4225 Executive Square Ste 600, La Jolla, CA 92037
  18. 59/100IFR Score

    Ranked #21 because of its Google rating and service focus: 5.0★ from 45 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 45 Google reviews
    Hours
    Mon–Fri 6 AM–10 PM · Sat–Sun 8 AM–10 PM
    Address
    20 Corporate Park #350, Irvine, CA 92606
  19. Based in Redlands, 40 mi away

    59/100IFR Score

    Ranked #22 because of its Google rating and service focus: 4.9★ from 175 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.9★ from 175 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    1902 Orange Tree Ln Suite 120, Redlands, CA 92374
  20. Based in San Clemente, 26 mi away

    58/100IFR Score

    Ranked #23 because of its Google rating and service focus: 5.0★ from 31 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 31 Google reviews
    Address
    San Clemente, CA 92672
  21. Based in San Diego, 50 mi away

    58/100IFR Score

    Ranked #25 because of its Google rating and service focus: 5.0★ from 33 Google reviews, listed on Google as “Computer support and services”.

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

    • 5.0★ from 33 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    2655 Camino Del Rio N #100, San Diego, CA 92108

Managed IT service providers 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 521 ranked managed IT service providers here; the rest are on their profiles.

managed IT service providers in Temecula, ranks 26 to 50
RankBusinessIFR ScoreGoogle ratingDistance
26Mark Cowan Technical Support Services, LLC585.0★ (213)7 mi
27BlackTie IT - Managed Services | VOIP Services | IT Support | Cybersecurity Company585.0★ (17)36 mi
28West Coast Computer Solutions Murrieta Office584.8★ (25)3 mi
29Trinity Networx, LLC | Managed IT Services & Support Ontario, California585.0★ (26)47 mi
30KME (Formerly Active IT Solutions) - Riverside Managed IT Services585.0★ (88)36 mi
31Temecula Tech Studio - Computer & Apple Services584.8★ (439)In Temecula
32TechiT Services585.0★ (119)43 mi
33TechMD584.9★ (134)46 mi
34Captain IT584.9★ (88)36 mi
35IT Hatch Solutions585.0★ (6)18 mi
36TechHeights - Business IT Services Orange County584.8★ (17)38 mi
37Next IT Solutions574.8★ (115)38 mi
38Better IT Services575.0★ (39)48 mi
39cloudIT574.6★ (27)46 mi
40MSP Match575.0★ (17)43 mi
41Onsite Computing, Inc. IT Services, Cybersecurity, Cloud, VoIP575.0★ (63)36 mi
42Data Doctors574.2★ (44)25 mi
43AMA Networks575.0★ (18)46 mi
44CompuOne | IT Services574.8★ (16)41 mi
45Rancho Santa Margarita, CA575.0★ (15)30 mi
46TechHeights - Business IT Services Orange County575.0★ (13)40 mi
47NSI - Network & System Integration, LLC575.0★ (13)In Temecula
48BRITECITY575.0★ (89)43 mi
49Integrity Tech | Managed IT Services575.0★ (109)48 mi
50Computech IT services574.9★ (71)35 mi

Also serving Temecula

20 more managed IT service providers within 50 mi that we can't rank yet: too few reviews, or a service we couldn't confirm. Listed A to Z.

Unranked managed IT service providers serving Temecula
BusinessGoogle ratingDistance
Ace Computer Fix4.8★ (398)In Temecula
Brooks PC Solutions5.0★ (1)In Temecula
BytesThinkIn Temecula
CIER Technologies - Managed IT and Cybersecurity TemeculaIn Temecula
Computer Repair of Temecula4.4★ (67)In Temecula
CYNC SolutionsIn Temecula
IMAC REPAIR IN MURRIETA4.8★ (39)In Temecula
Innosoft Engineering5.0★ (1)In Temecula
Keeper IT Services5.0★ (2)In Temecula
MC3 Solutions5.0★ (1)In Temecula
RascoTech computer services5.0★ (9)In Temecula
ROK Lab LLC | Managed Service Provider5.0★ (2)In Temecula
SALVAGEDATA Recovery Services4.8★ (22)In Temecula
Systems Convergence, Inc1.0★ (1)In Temecula
Tech and Electrical Services5.0★ (63)In Temecula
Tekcetera Inc5.0★ (1)In Temecula
Temecula Tech Studio IT5.0★ (3)In Temecula
TVC - Temecula Valley Communications, Inc.5.0★ (22)In Temecula
Unified Technical Solutions5.0★ (1)In Temecula
Unique Solutions MSP, Inc.4.8★ (11)In Temecula

How we ranked Temecula managed IT service providers

We scored 521 Temecula managed IT service providers 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 Temecula 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 managed IT service provider

  1. Ask for a sample service-level agreement and compare response times, support hours and exclusions.
  2. Check how backups are done and tested, and ask when they last restored a client’s data.
  3. Ask which security tools are included and which cost extra (MFA, endpoint protection, email filtering, staff training).
  4. Make sure you, not the firm, own your accounts, domain names and licences.
  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 managed IT service provider

  • Is the price per user, per device or a bundle, and what is not included?
  • What are your response times for urgent, normal and low-priority tickets?
  • Is your help desk in-house or outsourced, and what are its hours?
  • How do you back up our data, how often do you test restores, and where are the copies kept?
  • Which security tools are included, and do you monitor alerts after hours?
  • What happens to our passwords, documentation and data if we leave?
  • Can you give us references from clients of our size and industry?

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.

Managed IT service providers in Temecula: frequently asked questions

Who is the best managed IT service provider in Temecula?

By IFR Score, the highest-ranked managed IT service provider in Temecula, CA is Forum Info-Tech with an IFR Score of 64/100. It has 5.0★ from 173 Google reviews. It is open 7 days a week. San Diego IT Support (#2) and QuietStone IT Support (#3) follow. We ranked 521 managed IT service providers on nine factors, last updated November 9, 2026.

How many managed IT service providers are there in Temecula?

ITFirmsRanked ranks 521 managed IT service providers serving Temecula, CA. 5 of them are based in Temecula; the rest serve it from nearby towns. Another 20 within 50 mi are listed but not ranked yet. Counts are as of November 2026.

Which managed IT service providers in Temecula work on weekends?

188 of 521 ranked managed IT service providers post Saturday hours and 124 post Sunday hours. The highest-ranked open Saturdays are Forum Info-Tech (#1), San Diego IT Support (#2) and QuietStone IT Support (#3). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Temecula managed IT service providers have?

The median Google rating among 521 rated managed IT service providers in Temecula is 5.0★, with a median of 13 reviews. Annansys has the most, 713 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ITFirmsRanked rank managed IT service providers?

Each managed IT service provider 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 managed IT service providers outside Temecula count in this ranking?

Yes, if they are within 50 mi of the Temecula city center, our service radius for managed IT service providers. 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 managed IT service providers 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 managed IT service provider do?

Managed IT service providers (MSPs) run a business’s computers, servers, network, Microsoft 365 or Google accounts, backups and help desk for a monthly fee, or provide IT support by the hour.

How are managed it service providers in Temecula ranked?

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

What should a managed IT agreement include?

At minimum: help desk support for your staff, monitoring and patching of computers and servers, backups that are tested, security tools such as endpoint protection and multi-factor authentication, and a named contact. The agreement should state response times, support hours and what counts as out of scope.

Is managed IT priced per user or per device?

Both models are common, and some firms sell tiered bundles. Per-user pricing suits staff with several devices; per-device pricing suits shared computers. Compare quotes on the same number of users, devices and servers.

How long are managed IT contracts?

Often one to three years, sometimes month to month. Check the notice period, any early-termination fee and how the firm hands over passwords, documentation and data when the contract ends.

Update log for Temecula

  1. November 2026: IFR Scores recalculated for 521 managed IT service providers serving Temecula.
  2. November 2026: 9 duplicate listings merged.