59/100IFR Score
Ranked #1 because of its Google rating and service focus: 5.0★ from 54 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Best IT Consultants in Antioch, CA (2026)
351 IT consultants ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank
351 Antioch IT consultants are ranked here by IFR Score, from nine published factors. 117 open Saturdays and 84 open Sundays, based on posted hours. The median Google rating is 4.9★ across 351 rated IT firms.
Top 10 IT consultants in Antioch at a glance
Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.
| Rank | Business | IFR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | 42, Inc. | 59 | 5.0★ (54) | Berkeley, 27 mi away | Sat · Sun · Evenings | Overall |
| 2 | Tech 2U | 57 | 4.9★ (2,167) | Sacramento, 46 mi away | Sat · Sun | Most reviews |
| 3 | Sustainable Computing | 57 | 5.0★ (87) | Alameda, 29 mi away | — | — |
| 4 | Grundig IT | 56 | 5.0★ (3) | Alamo, 8 mi away | Sat · Sun · Evenings | — |
| 5 | Ralph Doore Consulting | 55 | 4.9★ (21) | Noe Valley, 43 mi away | Sat · Sun · Evenings | — |
| 6 | Compu-Medic Systems | 55 | 4.3★ (12) | Stockton, 26 mi away | Sat · Sun | — |
| 7 | offthegridit | 55 | 4.8★ (23) | San Jose, 44 mi away | Sat · Sun | — |
| 8 | Cloud Conduction | 55 | 5.0★ (3) | Auburn Hills, 23 mi away | Sat · Sun · Evenings | — |
| 9 | Seashore IT | 55 | 5.0★ (6) | San Francisco, 36 mi away | Sat · Sun · Evenings | — |
| 10 | Nerds On Call Computer Repair | 54 | 4.9★ (321) | Arden-Arcade, 33 mi away | Sat · Sun · Evenings | — |
The 351 best IT consultants in Antioch, 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.
#2 Tech 2U
Based in Sacramento, 46 mi away
57/100IFR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 2,167 Google reviews, the most in Antioch.
Based on 8 of 9 factors; recency not yet collected.
Based in Alameda, 29 mi away
57/100IFR ScoreRanked #3 because of its Google rating and service focus: 5.0★ from 87 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#4 Grundig IT
Based in Alamo, 8 mi away
56/100IFR ScoreRanked #4 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.
Based in Noe Valley, 43 mi away
55/100IFR ScoreRanked #5 because of its Google rating and service focus: 4.9★ from 21 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Stockton, 26 mi away
55/100IFR ScoreRanked #6 because of its Google rating and service focus: 4.3★ from 12 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#7 offthegridit
Based in San Jose, 44 mi away
55/100IFR ScoreRanked #7 because of its Google rating and service focus: 4.8★ from 23 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Auburn Hills, 23 mi away
55/100IFR ScoreRanked #8 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.
#9 Seashore IT
Based in San Francisco, 36 mi away
55/100IFR ScoreRanked #9 because of its Google rating and service focus: 5.0★ from 6 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Arden-Arcade, 33 mi away
54/100IFR ScoreRanked #10 because of its Google rating and review volume: 4.9★ from 321 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Walnut Creek, 16 mi away
54/100IFR ScoreRanked #11 because of its Google rating and service focus: 4.9★ from 15 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#12 WebDispatch
Based in San Ramon, 19 mi away
54/100IFR ScoreRanked #12 because of its Google rating and service focus: 4.9★ from 19 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Concord, 14 mi away
54/100IFR ScoreRanked #13 because of its Google rating and service focus: 5.0★ from 5 Google reviews, listed on Google as “Computer consultant”.
Based on 7 of 9 factors; recency and availability not yet collected.
#14 DeParts Systems
Based in Alameda, 30 mi away
54/100IFR ScoreRanked #14 because of its Google rating and review volume: 5.0★ from 126 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Oakland, 29 mi away
54/100IFR ScoreRanked #15 because of its Google rating and review volume: 4.9★ from 143 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
#16 Netpace Inc
Based in San Ramon, 19 mi away
54/100IFR ScoreRanked #16 because of its Google rating and service focus: 4.4★ from 8 Google reviews, listed on Google as “Computer consultant”.
Based on 7 of 9 factors; recency and availability not yet collected.
#17 BEARCloud, Inc
Based in San Francisco, 35 mi away
54/100IFR ScoreRanked #17 because of its Google rating and service focus: 5.0★ from 32 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#18 Nerd Crossing
Based in Benicia, 19 mi away
54/100IFR ScoreRanked #18 because of its Google rating and service focus: 4.4★ from 25 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Francisco, 35 mi away
54/100IFR ScoreRanked #19 because of its Google rating and review volume: 4.9★ from 299 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Sacramento, 43 mi away
54/100IFR ScoreRanked #20 because of its Google rating and service focus: 4.7★ from 13 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Concord, 13 mi away
54/100IFR ScoreRanked #21 because of its Google rating and review volume: 5.0★ from 48 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Antioch
53/100IFR ScoreRanked #22 because of its Google rating and review volume: 4.9★ from 52 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Napa, 31 mi away
53/100IFR ScoreRanked #23 because of its Google rating and service focus: 4.1★ from 63 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Sacramento, 47 mi away
53/100IFR ScoreRanked #24 because of its Google rating and service focus: 5.0★ from 19 Google reviews, listed on Google as “Computer consultant”.
Based on 7 of 9 factors; recency and availability not yet collected.
Based in San Francisco, 35 mi away
53/100IFR ScoreRanked #25 because of its Google rating and review volume: 5.0★ from 104 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
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 351 ranked IT consultants here; the rest are on their profiles.
Also serving Antioch
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.
| Business | Google rating | Distance |
|---|---|---|
| Altitude Technical Solutions | 5.0★ (2) | 17 mi |
| California Business Technology, Inc. (CBT) | 5.0★ (2) | 22 mi |
| CassellTech | In Antioch | |
| Connected Systems | 5.0★ (2) | 20 mi |
| Dalet Access | In Antioch | |
| ELC Consulting | 5.0★ (3) | In Antioch |
| Flagg Applied Computer Technologies | 5.0★ (2) | 16 mi |
| ITkid | 5.0★ (2) | 18 mi |
| Lamorinda Technology, Inc. | 5.0★ (239) | In Antioch |
| PBTech Services | 5.0★ (2) | In Antioch |
| Ready2Copy, LLC | 5.0★ (6) | In Antioch |
| Rest Easy Computers | 5.0★ (3) | In Antioch |
| TeamLogic IT | 5.0★ (2) | 22 mi |
| Tech Savvy Solutions | 5.0★ (8) | In Antioch |
| TechCycle Systems – IT Support & Computer Repair | 5.0★ (2) | In Antioch |
| Technology Experts LLC | In Antioch | |
| TechPro2Go | 5.0★ (3) | In Antioch |
| TellaTech247 | In Antioch | |
| Total Computer Solutions, LLC | In Antioch | |
| Up2Date Systems | In Antioch |
How we ranked Antioch IT consultants
We scored 351 Antioch 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.
| Factor | Weight | Computed from | In Antioch data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Review volume | 15% | Number of Google reviews, compared with the most-reviewed IT firm on the list | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday and 24/7 support | Measured |
| Service focus | 15% | How clearly the firm does this service (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The firm has claimed its IT Firms Ranked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The firm links to IT Firms Ranked from its own website with our badge, checked periodically | Measured |
| Client reviews | 10% | Verified client reviews collected by IT Firms Ranked: their rating and how many there are | Measured |
How to choose an IT consultant
- Ask whether the consultant earns commissions or referral fees on products they recommend.
- Check experience with projects like yours, and ask for a sample deliverable.
- Agree the deliverables, timeline and price for each phase before work starts.
- Ask for two or three references from clients of your size and industry, and call them.
- 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 Antioch: frequently asked questions
Who is the best IT consultant in Antioch?
By IFR Score, the highest-ranked IT consultant in Antioch, CA is 42, Inc. with an IFR Score of 59/100. It has 5.0★ from 54 Google reviews. It is open 7 days a week. Tech 2U (#2) and Sustainable Computing (#3) follow. We ranked 351 IT consultants on nine factors, last updated November 9, 2026.
How many IT consultants are there in Antioch?
ITFirmsRanked ranks 351 IT consultants serving Antioch, CA. 1 of them is based in Antioch; 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 Antioch work on weekends?
117 of 351 ranked IT consultants post Saturday hours and 84 post Sunday hours. The highest-ranked open Saturdays are 42, Inc. (#1), Tech 2U (#2) and Grundig IT (#4). Posted hours are office hours; many firms also run an after-hours support line for contract clients.
What Google rating do Antioch IT consultants have?
The median Google rating among 351 rated IT consultants in Antioch is 4.9★, with a median of 12 reviews. Tech 2U has the most, 2,167 reviews, and ranks #2. 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 Antioch count in this ranking?
Yes, if they are within 50 mi of the Antioch 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 Antioch 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 Antioch
- November 2026: IFR Scores recalculated for 351 IT consultants serving Antioch.
- November 2026: 4 duplicate listings merged.
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