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Best IT Consultants in Simi Valley, CA (2026)

385 IT consultants ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Simi Valley: Archway Computer, IFR Score 63/100; 4.8★ from 46 Google reviews; open 7 days a week.

  2. 27

    Most-reviewed: Apogee Computer Technologies - By Appointment Only, 890 Google reviews at 5.0★, the most of 385 ranked; ranked #27.

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

385 Simi Valley IT consultants are ranked here by IFR Score, from nine published factors. 139 open Saturdays and 76 open Sundays, based on posted hours. The median Google rating is 5.0★ across 385 rated IT firms.

Top 10 IT consultants in Simi Valley at a glance

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

Top 10 IT consultants in Simi Valley at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1Archway Computer634.8★ (46)Agoura Hills, 8 mi awaySat · Sun · EveningsOverall
2Hummingbird Networks584.7★ (31)Simi Valley——
3Digicomp LA584.6★ (86)Encino, 16 mi away——
4Crimson IT | Cybersecurity, Managed IT & AI Automation584.9★ (99)Los Angeles, 34 mi away——
5Sam's IT Solutions585.0★ (497)Pasadena, 38 mi awaySat · Sun · Evenings—
6Calabasas Tech Group585.0★ (5)Agoura, 10 mi awaySat · Sun · Evenings—
7IT Support LA585.0★ (130)Calabasas, 10 mi awaySat · Sun · Evenings—
8Alpine Apex IT Consulting585.0★ (19)Los Angeles, 27 mi awaySat · Sun—
9The IT Professionals585.0★ (85)Buena Park, 48 mi awaySat—
10Kyle's Mac repair & PC services584.9★ (244)Agoura Hills, 9 mi awaySat · Sun · Evenings—

The 385 best IT consultants in Simi Valley, 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 Simi Valley

    Based in Agoura Hills, 8 mi away

    63/100IFR Score

    Ranked #1 because of its Google rating and service focus: 4.8★ from 46 Google reviews, listed on Google as “Computer consultant”.

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

    • 4.8★ from 46 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    5737 Kanan Rd #330, Agoura Hills, CA 91301
  2. Based in Simi Valley

    58/100IFR Score

    Ranked #2 because of its Google rating and service focus: 4.7★ from 31 Google reviews, listed on Google as “Computer consultant”.

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

    • 4.7★ from 31 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    980 Enchanted Way Unit 204, Simi Valley, CA 93065
  3. Based in Encino, 16 mi away

    58/100IFR Score

    Ranked #3 because of its Google rating and service focus: 4.6★ from 86 Google reviews, listed on Google as “Computer consultant”.

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

    • 4.6★ from 86 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    18075 Ventura Blvd Suite 108, Encino, CA 91316
  4. Based in Pasadena, 38 mi away

    58/100IFR Score

    Ranked #5 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
  5. Based in Agoura, 10 mi away

    58/100IFR Score

    Ranked #6 because of its Google rating and service focus: 5.0★ from 5 Google reviews, listed on Google as “Computer consultant”.

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

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
  6. Based in Calabasas, 10 mi away

    58/100IFR Score

    Ranked #7 because of its Google rating and review volume: 5.0★ from 130 Google reviews.

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

    • 5.0★ from 130 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    26635 Agoura Rd #250, Calabasas, CA 91302
  7. Based in Los Angeles, 27 mi away

    58/100IFR Score

    Ranked #8 because of its Google rating and service focus: 5.0★ from 19 Google reviews, listed on Google as “Computer consultant”.

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

    • 5.0★ from 19 Google reviews
    Hours
    Mon–Sun 8 AM–6 PM
    Address
    12765 Venice Blvd. Unit 101, Los Angeles, CA 90066
  8. Based in Buena Park, 48 mi away

    58/100IFR Score

    Ranked #9 because of its Google rating and service focus: 5.0★ from 85 Google reviews, listed on Google as “Computer consultant”.

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

    • 5.0★ from 85 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–3 PM · Sun closed
  9. Based in Stevenson Ranch, 27 mi away

    58/100IFR Score

    Ranked #12 because of its Google rating and review volume: 5.0★ from 439 Google reviews.

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

    • 5.0★ from 439 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
  10. Based in Ventura, 26 mi away

    57/100IFR Score

    Ranked #13 because of its Google rating and service focus: 4.8★ from 29 Google reviews, listed on Google as “Computer consultant”.

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

    • 4.8★ from 29 Google reviews
    Hours
    Mon–Sat 8 AM–6 PM · Sun closed
    Address
    1300 Eastman Ave, Ventura, CA 93003
  11. Based in Simi Valley

    57/100IFR Score

    Ranked #14 because of its Google rating and service focus: 5.0★ from 3 Google reviews, listed on Google as “Computer consultant”.

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

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Sun 8 AM–6 PM
    Address
    543 Country Club Dr #440, Simi Valley, CA 93065
  12. Based in Woodland Hills, 12 mi away

    57/100IFR Score

    Ranked #15 because of its Google rating and review volume: 5.0★ from 91 Google reviews.

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

    • 5.0★ from 91 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    6200 Canoga Ave #325, Woodland Hills, CA 91367
  13. Based in Malibu, 18 mi away

    56/100IFR Score

    Ranked #17 because of its Google rating and service focus: 5.0★ from 7 Google reviews, listed on Google as “Computer consultant”.

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

    • 5.0★ from 7 Google reviews
    Hours
    Mon–Sun 10 AM–6 PM
  14. Based in Los Angeles, 34 mi away

    56/100IFR Score

    Ranked #20 because of its Google rating and service focus: 4.7★ from 14 Google reviews, listed on Google as “Computer consultant”.

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

    • 4.7★ from 14 Google reviews
    Hours
    Mon–Fri 7 AM–8 PM · Sat 8 AM–7 PM · Sun 11 AM–5 PM
    Address
    811 W 7th St 9th Floor , Suite #912, Los Angeles, CA 90017
  15. Based in La Puente, 49 mi away

    56/100IFR Score

    Ranked #21 because of its Google rating and service focus: 4.4★ from 249 Google reviews, listed on Google as “Computer consultant”.

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

    • 4.4★ from 249 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    137 S 8th Ave, La Puente, CA 91746
  16. Based in Simi Valley

    56/100IFR Score

    Ranked #23 because of its Google rating and service focus: 5.0★ from 9 Google reviews, listed on Google as “Computer consultant”.

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

    • 5.0★ from 9 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
  17. Based in Valencia, 17 mi away

    56/100IFR Score

    Ranked #24 because of its Google rating and service focus: 5.0★ from 9 Google reviews, listed on Google as “Computer consultant”.

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

    • 5.0★ from 9 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 8 AM–11 AM · Sun closed
    Address
    28466 Constellation Rd, Valencia, CA 91355
  18. Based in Ventura, 25 mi away

    56/100IFR Score

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

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

    • 5.0★ from 25 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    5810 Ralston St Unit 100, Ventura, CA 93003

IT consultants 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 385 ranked IT consultants here; the rest are on their profiles.

IT consultants in Simi Valley, ranks 26 to 50
RankBusinessIFR ScoreGoogle ratingDistance
26ToGoOnline Inc555.0★ (11)9 mi
27Apogee Computer Technologies - By Appointment Only555.0★ (890)49 mi
28Advanced Networks | IT Support and Managed IT Services Los Angeles555.0★ (87)24 mi
29SCV Computer Repair - TechAdict555.0★ (123)21 mi
30Computer City Repairs554.9★ (337)25 mi
31PC Max Solutions555.0★ (293)27 mi
32$300 Data Recovery554.8★ (815)25 mi
33Magic Data Recovery554.7★ (205)22 mi
34Pacific Coast Tech554.9★ (356)43 mi
35805 PC and Mac Computer Repair555.0★ (171)17 mi
36Micro Computer Center Inc.554.8★ (391)25 mi
37Dave's Computer and IT Services555.0★ (332)27 mi
38Mac Ezpc Corporation554.8★ (251)32 mi
39STG IT Consulting Group & IT Support Los Angeles555.0★ (122)27 mi
40General Networks Corporation554.8★ (25)32 mi
41Remote Computer Repair555.0★ (262)34 mi
42ZZ Computer IT SUPPORT545.0★ (63)24 mi
43Edge Solutions Group545.0★ (12)24 mi
44Alloy Systems, Inc.545.0★ (8)11 mi
45A & G Internet Services545.0★ (61)24 mi
46Datastream IT545.0★ (19)31 mi
47Milner Digital Forensic Services544.4★ (5)32 mi
48Secure Data Recovery Services544.9★ (420)26 mi
49West LA Computer Expert545.0★ (97)26 mi
50Lexis Nexis541.7★ (13)34 mi

Also serving Simi Valley

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

Unranked IT consultants serving Simi Valley
BusinessGoogle ratingDistance
A&M ComputersIn Simi Valley
American Technology Solutions, Inc.In Simi Valley
Arxis Technology, Inc.5.0★ (1)In Simi Valley
cinds.ioIn Simi Valley
Computer & Network Expert5.0★ (2)In Simi Valley
CpuExpress Mobile Computer Repair5.0★ (20)In Simi Valley
EHPCtech5.0★ (2)6 mi
FedEx Office Print & Ship Center5.0★ (2)6 mi
Futurix Solutions5.0★ (1)In Simi Valley
iProtech - Simi Valley - iPhone, Samsung, iPad, Mac, and PC Repair4.7★ (206)In Simi Valley
IT-SD5.0★ (14)In Simi Valley
Lead-In Technologies Inc5.0★ (2)In Simi Valley
Network Security SolutionsIn Simi Valley
Protech Computer ServicesIn Simi Valley
SecondPhase Legacy SolutionsIn Simi Valley
Spartak Group Inc5.0★ (7)In Simi Valley
Tech Flow Solutions5.0★ (1)In Simi Valley
The Tech ExpertsIn Simi Valley
Vanguard ConsultingIn Simi Valley
ZyberTechIn Simi Valley

How we ranked Simi Valley IT consultants

We scored 385 Simi Valley IT consultants 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 Simi Valley 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 an IT consultant

  1. Ask whether the consultant earns commissions or referral fees on products they recommend.
  2. Check experience with projects like yours, and ask for a sample deliverable.
  3. Agree the deliverables, timeline and price for each phase before work starts.
  4. Ask for two or three references from clients of your size and industry, and call them.
  5. Get the scope, response times and price in writing before you sign, including how you leave and get your data back.

Questions to ask an IT consultant

  • Do you receive commissions from any vendor you might recommend?
  • What will we receive at the end of the project?
  • Who will do the work, and what similar projects have they completed?
  • Do you bill hourly, per project or on retainer?
  • Will you work alongside our current IT provider?

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.

IT consultants in Simi Valley: frequently asked questions

Who is the best IT consultant in Simi Valley?

By IFR Score, the highest-ranked IT consultant in Simi Valley, CA is Archway Computer with an IFR Score of 63/100. It has 4.8★ from 46 Google reviews. It is open 7 days a week. Hummingbird Networks (#2) and Digicomp LA (#3) follow. We ranked 385 IT consultants on nine factors, last updated November 9, 2026.

How many IT consultants are there in Simi Valley?

ITFirmsRanked ranks 385 IT consultants serving Simi Valley, CA. 3 of them are based in Simi Valley; 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 IT consultants in Simi Valley work on weekends?

139 of 385 ranked IT consultants post Saturday hours and 76 post Sunday hours. The highest-ranked open Saturdays are Archway Computer (#1), Sam's IT Solutions (#5) and Calabasas Tech Group (#6). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Simi Valley IT consultants have?

The median Google rating among 385 rated IT consultants in Simi Valley is 5.0★, with a median of 14 reviews. Apogee Computer Technologies - By Appointment Only has the most, 890 reviews, and ranks #27. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ITFirmsRanked rank IT consultants?

Each IT consultant 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 IT consultants outside Simi Valley count in this ranking?

Yes, if they are within 50 mi of the Simi Valley city center, our service radius for IT consultants. 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 IT consultants 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 an IT consultant do?

IT consultants advise on technology plans and projects: system selection, cloud migrations, budgets, security and compliance programmes, often as a part-time or virtual CIO.

How are it consultants in Simi Valley ranked?

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

When does a business need an IT consultant rather than an IT provider?

For decisions and projects rather than day-to-day support: choosing a new system, planning a cloud move, setting an IT budget, preparing for an audit or reviewing an existing IT provider.

How do IT consultants charge?

By the hour, by the project or on a monthly retainer for ongoing virtual CIO work. Ask for a fixed price or a capped estimate on defined projects.

Update log for Simi Valley

  1. November 2026: IFR Scores recalculated for 385 IT consultants serving Simi Valley.
  2. November 2026: 1 duplicate listing merged.