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 Suisun, CA (2026)
290 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
290 Suisun IT consultants are ranked here by IFR Score, from nine published factors. 92 open Saturdays and 66 open Sundays, based on posted hours. The median Google rating is 5.0★ across 290 rated IT firms.
Top 10 IT consultants in Suisun 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, 28 mi away | Sat · Sun · Evenings | Overall |
| 2 | Tech 2U | 57 | 4.9★ (2,167) | Sacramento, 42 mi away | Sat · Sun | Most reviews |
| 3 | Sustainable Computing | 57 | 5.0★ (87) | Alameda, 30 mi away | — | — |
| 4 | Option Click Consulting | 56 | 5.0★ (22) | Larkspur, 40 mi away | Sat · Sun · Evenings | — |
| 5 | Grundig IT | 56 | 5.0★ (3) | Alamo, 17 mi away | Sat · Sun · Evenings | — |
| 6 | Computer Engineering Group | 55 | 4.1★ (63) | Napa, 13 mi away | — | — |
| 7 | Ralph Doore Consulting | 55 | 4.9★ (21) | Noe Valley, 44 mi away | Sat · Sun · Evenings | — |
| 8 | Nerds On Call Computer Repair | 55 | 4.9★ (321) | Arden-Arcade, 24 mi away | Sat · Sun · Evenings | — |
| 9 | Nerd Crossing | 55 | 4.4★ (25) | Benicia, 14 mi away | — | — |
| 10 | Cloud Conduction | 55 | 5.0★ (3) | Auburn Hills, 26 mi away | Sat · Sun · Evenings | — |
The 290 best IT consultants in Suisun, 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, 42 mi away
57/100IFR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 2,167 Google reviews, the most in Suisun.
Based on 8 of 9 factors; recency not yet collected.
Based in Alameda, 30 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.
Based in Larkspur, 40 mi away
56/100IFR ScoreRanked #4 because of its Google rating and service focus: 5.0★ from 22 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#5 Grundig IT
Based in Alamo, 17 mi away
56/100IFR ScoreRanked #5 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 Napa, 13 mi away
55/100IFR ScoreRanked #6 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 Noe Valley, 44 mi away
55/100IFR ScoreRanked #7 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 Arden-Arcade, 24 mi away
55/100IFR ScoreRanked #8 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 Benicia, 14 mi away
55/100IFR ScoreRanked #9 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.
#10 Cloud Conduction
Based in Auburn Hills, 26 mi away
55/100IFR ScoreRanked #10 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.
#11 Seashore IT
Based in San Francisco, 37 mi away
55/100IFR ScoreRanked #11 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 Sacramento, 38 mi away
54/100IFR ScoreRanked #12 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 Sacramento, 41 mi away
54/100IFR ScoreRanked #13 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.
#14 BEARCloud, Inc
Based in San Francisco, 36 mi away
54/100IFR ScoreRanked #14 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.
#15 The Marin Tech
Based in San Rafael, 33 mi away
54/100IFR ScoreRanked #15 because of its Google rating and service focus: 5.0★ from 29 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Oakland, 32 mi away
54/100IFR ScoreRanked #16 because of its Google rating and review volume: 4.9★ from 143 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Sacramento, 39 mi away
54/100IFR ScoreRanked #17 because of its Google rating and service focus: 5.0★ from 33 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Concord, 19 mi away
54/100IFR ScoreRanked #18 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.
#19 DeParts Systems
Based in Alameda, 35 mi away
54/100IFR ScoreRanked #19 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 San Francisco, 36 mi away
54/100IFR ScoreRanked #20 because of its Google rating and review volume: 4.9★ from 299 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
#21 Zbynet
Based in San Rafael, 32 mi away
54/100IFR ScoreRanked #21 because of its Google rating and service focus: 5.0★ from 11 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Walnut Creek, 23 mi away
54/100IFR ScoreRanked #22 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.
Based in Vacaville, 8 mi away
54/100IFR ScoreRanked #23 because of its Google rating and review volume: 4.9★ from 355 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Stockton, 42 mi away
53/100IFR ScoreRanked #24 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.
Based in San Francisco, 32 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 290 ranked IT consultants here; the rest are on their profiles.
| Rank | Business | IFR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Bay Computing Group | 53 | 5.0★ (48) | 18 mi |
| 27 | David Mercer Consulting, Inc | 53 | 4.9★ (16) | 29 mi |
| 28 | WebDispatch | 53 | 4.9★ (19) | 32 mi |
| 29 | Ronen Solutions, LLC. | 53 | 5.0★ (3) | 17 mi |
| 30 | Wireless Repair | 53 | 4.8★ (286) | 38 mi |
| 31 | Netpace Inc | 53 | 4.4★ (8) | 33 mi |
| 32 | Total Secure Technology | Managed IT Services Company in Sacramento | 53 | 4.9★ (161) | 46 mi |
| 33 | CLEAR Technology | 53 | 5.0★ (123) | 31 mi |
| 34 | iGuys Consulting | 52 | 4.9★ (9) | 24 mi |
| 35 | Green It | 52 | 5.0★ (3) | 23 mi |
| 36 | Portola Systems Inc | 52 | 4.6★ (9) | 39 mi |
| 37 | KairosIT | 52 | 5.0★ (12) | 32 mi |
| 38 | Yoga Bear Computer Repair | 52 | 4.8★ (214) | 39 mi |
| 39 | Cyberdoc PTS Inc | 52 | 5.0★ (8) | 24 mi |
| 40 | Sydewayz Cafe | 52 | 4.6★ (17) | 35 mi |
| 41 | Sysnatics IT Services | 52 | 5.0★ (5) | 47 mi |
| 42 | Jones IT | 52 | 5.0★ (431) | 38 mi |
| 43 | Black Owls Network Communications, Inc. | 52 | 5.0★ (10) | 32 mi |
| 44 | Core Technologies Consulting, LLC | 52 | 5.0★ (3) | 29 mi |
| 45 | GroupOne IT - Sacramento Managed IT Services Company | 51 | 5.0★ (59) | 38 mi |
| 46 | GTron | 51 | 4.5★ (129) | 24 mi |
| 47 | Intelligent Technical Solutions | ITS | 51 | 4.9★ (54) | 37 mi |
| 48 | Computer Doctor | 51 | 4.5★ (114) | 27 mi |
| 49 | My Emergency Guy | 51 | 4.6★ (139) | 29 mi |
| 50 | STN | 51 | 4.2★ (5) | 39 mi |
Also serving Suisun
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 |
|---|---|---|
| Alijen Technology Center | In Suisun | |
| Altitude Technical Solutions | 5.0★ (2) | 33 mi |
| Computers of Marin | 5.0★ (2) | 31 mi |
| Connected Systems | 5.0★ (2) | 10 mi |
| East Bay Tech Service | 5.0★ (2) | 28 mi |
| Flagg Applied Computer Technologies | 5.0★ (2) | 17 mi |
| I Want Mac Help | 3.0★ (2) | 34 mi |
| IT SystemWorks | 5.0★ (2) | 32 mi |
| ITkid | 5.0★ (2) | 32 mi |
| JW Technology | 5.0★ (2) | 24 mi |
| LBT Technology Group, LLC. | 5.0★ (2) | 34 mi |
| Mid Pac IT | 5.0★ (2) | 32 mi |
| Moonshot IT | 5.0★ (2) | 29 mi |
| Muffin Consulting By Oakgrounds | 4.0★ (2) | 31 mi |
| PBTech Services | 5.0★ (2) | 22 mi |
| PC Service Center - Business IT Support, Managed IT Services & Cybersecurity | 4.5★ (2) | 13 mi |
| Rogue Hive LLC. | 5.0★ (2) | 34 mi |
| Scoja Technology Services -Residential and Business IT | 5.0★ (2) | 32 mi |
| Setup and Tutoring: Specializing in all things Apple | 5.0★ (2) | 28 mi |
| TeamLogic IT | 5.0★ (2) | 26 mi |
How we ranked Suisun IT consultants
We scored 290 Suisun 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 Suisun 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 Suisun: frequently asked questions
Who is the best IT consultant in Suisun?
By IFR Score, the highest-ranked IT consultant in Suisun, 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 290 IT consultants on nine factors, last updated November 9, 2026.
How many IT consultants are there in Suisun?
ITFirmsRanked ranks 290 IT consultants serving Suisun, CA. Another 20 within 50 mi are listed but not ranked yet. Counts are as of November 2026.
Which IT consultants in Suisun work on weekends?
92 of 290 ranked IT consultants post Saturday hours and 66 post Sunday hours. The highest-ranked open Saturdays are 42, Inc. (#1), Tech 2U (#2) and Option Click Consulting (#4). Posted hours are office hours; many firms also run an after-hours support line for contract clients.
What Google rating do Suisun IT consultants have?
The median Google rating among 290 rated IT consultants in Suisun is 5.0★, 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 Suisun count in this ranking?
Yes, if they are within 50 mi of the Suisun 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 Suisun 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 Suisun
- November 2026: IFR Scores recalculated for 290 IT consultants serving Suisun.
- November 2026: 2 duplicate listings merged.
More IT consultants and Suisun pages
IT consultants near Suisun
- IT consultants in Fairfield, CA287 ranked
- IT consultants in Vacaville, CA290 ranked
- IT consultants in American Canyon, CA244 ranked
- IT consultants in Napa, CA238 ranked
- IT consultants in Benicia, CA310 ranked
- IT consultants in Vallejo, CA252 ranked
- IT consultants in Bay Point, CA344 ranked
- IT consultants in Martinez, CA322 ranked
- IT consultants in Pittsburg, CA348 ranked
- IT consultants in Concord, CA328 ranked
Other services in Suisun
- Managed IT service providers in Suisun346 ranked
- Cybersecurity companies in Suisun325 ranked
- Network cabling and installation companies in Suisun106 ranked
- Business phone system providers in Suisun148 ranked
- Data recovery services in Suisun176 ranked
- Computer repair shops in Suisun52 ranked
- All IT providers in Suisun