64/100IFR Score
Ranked #1 because of its Google rating and service focus: 5.0★ from 73 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Best IT Consultants in Mississauga, ON (2026)
444 IT consultants ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Mississauga: IT MAC SUPPORT MISSISSAUGA, IFR Score 64/100; 5.0★ from 73 Google reviews; open 7 days a week.
- 17
Most-reviewed: JTG Systems - Computer Repair - Laptop Repair, 1,199 Google reviews at 4.9★, the most of 444 ranked; ranked #17.
Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank
444 Mississauga IT consultants are ranked here by IFR Score, from nine published factors. 179 open Saturdays and 117 open Sundays, based on posted hours. The median Google rating is 5.0★ across 444 rated IT firms.
Top 10 IT consultants in Mississauga 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 | IT MAC SUPPORT MISSISSAUGA | 64 | 5.0★ (73) | Mississauga | Sat · Sun · Evenings | Overall |
| 2 | Cyberia Hosting | 63 | 5.0★ (43) | Mississauga | Sat · Sun · Evenings | — |
| 3 | Walia Computers | 61 | 4.9★ (39) | Brampton, 21 km away | Sat · Sun · Evenings | — |
| 4 | COMPU-TAG | 61 | 5.0★ (32) | Richmond Hill, 38 km away | Sat · Sun · Evenings | — |
| 5 | TECHhelp | 60 | 4.0★ (63) | Mississauga | Sat · Sun · Evenings | — |
| 6 | Xpertech Mississauga – Phone & Computer Fix | 60 | 4.9★ (425) | Mississauga | Sat · Sun · Evenings | — |
| 7 | Omega Network Solutions | 59 | 5.0★ (99) | North York, 31 km away | — | — |
| 8 | Loghman Info Team | 59 | 5.0★ (38) | Willowdale, 32 km away | Sat · Evenings | — |
| 9 | altctrl. solutions | 59 | 5.0★ (12) | Mississauga | — | — |
| 10 | Computer Master | 58 | 4.6★ (43) | Mississauga | — | — |
The 444 best IT consultants in Mississauga, 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.
Based in Mississauga
63/100IFR ScoreRanked #2 because of its Google rating and service focus: 5.0★ from 43 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Brampton, 21 km away
61/100IFR ScoreRanked #3 because of its Google rating and service focus: 4.9★ from 39 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#4 COMPU-TAG
Based in Richmond Hill, 38 km away
61/100IFR ScoreRanked #4 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.
#5 TECHhelp
Based in Mississauga
60/100IFR ScoreRanked #5 because of its Google rating and service focus: 4.0★ from 63 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Mississauga
60/100IFR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 425 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in North York, 31 km away
59/100IFR ScoreRanked #7 because of its Google rating and service focus: 5.0★ from 99 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Willowdale, 32 km away
59/100IFR ScoreRanked #8 because of its Google rating and service focus: 5.0★ from 38 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Mississauga
59/100IFR ScoreRanked #9 because of its Google rating and service focus: 5.0★ from 12 Google reviews, listed on Google as “Computer consultant”.
Based on 7 of 9 factors; recency and availability not yet collected.
#10 Computer Master
Based in Mississauga
58/100IFR ScoreRanked #10 because of its Google rating and service focus: 4.6★ from 43 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Milton, 18 km away
58/100IFR ScoreRanked #11 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.
Based in North York, 26 km away
58/100IFR ScoreRanked #12 because of its Google rating and service focus: 4.8★ from 71 Google reviews, listed on Google as “Computer support and services”.
Based on 8 of 9 factors; recency not yet collected.
Based in Oakville, 8 km away
58/100IFR ScoreRanked #13 because of its Google rating and review volume: 4.9★ from 253 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
#14 MSP Corp
Based in Richmond Hill, 38 km away
58/100IFR ScoreRanked #14 because of its Google rating and service focus: 5.0★ from 18 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Brampton, 11 km away
58/100IFR ScoreRanked #15 because of its Google rating and review volume: 5.0★ from 217 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Toronto, 24 km away
58/100IFR ScoreRanked #16 because of its Google rating and service focus: 5.0★ from 34 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Welland, 72 km away
57/100IFR ScoreRanked #17 because of its Google rating and review volume: 4.9★ from 1,199 Google reviews, the most in Mississauga.
Based on 8 of 9 factors; recency not yet collected.
#18 Point Alliance
Based in North York, 28 km away
57/100IFR ScoreRanked #18 because of its Google rating and service focus: 4.9★ from 40 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#19 Speed up!
Based in East York, 33 km away
57/100IFR ScoreRanked #19 because of its Google rating and review volume: 5.0★ from 177 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
#20 ITRangers
Based in North York, 32 km away
57/100IFR ScoreRanked #20 because of its Google rating and service focus: 5.0★ from 21 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in North York, 29 km away
57/100IFR ScoreRanked #21 because of its Google rating and review volume: 4.9★ from 446 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in East York, 32 km away
57/100IFR ScoreRanked #22 because of its Google rating and review volume: 5.0★ from 145 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Markham, 37 km away
57/100IFR ScoreRanked #23 because of its Google rating and review volume: 5.0★ from 1,086 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
#24 Bannya Systems
Based in Mississauga
57/100IFR ScoreRanked #24 because of its Google rating and service focus: 5.0★ from 16 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#25 Signa
Based in North York, 27 km away
56/100IFR ScoreRanked #25 because of its Google rating and review volume: 5.0★ from 323 Google reviews.
Based on 7 of 9 factors; recency and availability 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 444 ranked IT consultants here; the rest are on their profiles.
| Rank | Business | IFR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Mobile Computer Repair | 56 | 4.8★ (204) | 14 km |
| 27 | Systematix | 56 | 3.7★ (7) | In Mississauga |
| 28 | J. Morrison IT Consulting | 56 | 5.0★ (24) | 19 km |
| 29 | Tech Depot Inc | 56 | 4.5★ (515) | 25 km |
| 30 | Connectability - Toronto Managed IT Services Company | 56 | 4.9★ (96) | 21 km |
| 31 | Halasoft for business solutions inc. | 56 | 4.4★ (7) | 28 km |
| 32 | Poweron Computer Systems | 56 | 5.0★ (29) | 37 km |
| 33 | Envision IT | 56 | 4.5★ (4) | In Mississauga |
| 34 | Tech Experts PC | 56 | 5.0★ (7) | 34 km |
| 35 | SmartFix PC Care | 56 | 5.0★ (165) | 50 km |
| 36 | Laptop Expert | 56 | 4.7★ (213) | 20 km |
| 37 | Ridgeway Computers | 55 | 4.8★ (191) | In Mississauga |
| 38 | Binarium Corp | 55 | 5.0★ (39) | In Mississauga |
| 39 | Business Solutions With Integrity Inc. - Toronto Managed IT Services Company | 55 | 4.9★ (100) | 30 km |
| 40 | Micro Computer Consulting Inc. | 55 | 4.9★ (73) | In Mississauga |
| 41 | WOO PC SERVICES | 55 | 5.0★ (168) | 34 km |
| 42 | MM CELLULAR | 55 | 5.0★ (125) | In Mississauga |
| 43 | IT Force | 55 | 5.0★ (72) | 26 km |
| 44 | George's Custom PC Builds | 55 | 5.0★ (94) | In Mississauga |
| 45 | Heavy Consulting | 55 | 5.0★ (12) | 22 km |
| 46 | Techsauga | 55 | 5.0★ (7) | In Mississauga |
| 47 | Eyes Everywhere IT Consulting | 55 | 5.0★ (112) | 33 km |
| 48 | Tech it up. Quality off-Lease Laptops | 55 | 5.0★ (88) | 18 km |
| 49 | PRO Computer Consulting | 55 | 4.9★ (32) | 26 km |
| 50 | ISM Grid | 55 | 5.0★ (58) | 24 km |
Also serving Mississauga
20 more IT consultants within 80 km that we can't rank yet: too few reviews, or a service we couldn't confirm. Listed A to Z.
How we ranked Mississauga IT consultants
We scored 444 Mississauga 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 Mississauga 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 Mississauga: frequently asked questions
Who is the best IT consultant in Mississauga?
By IFR Score, the highest-ranked IT consultant in Mississauga, ON is IT MAC SUPPORT MISSISSAUGA with an IFR Score of 64/100. It has 5.0★ from 73 Google reviews. It is open 7 days a week. Cyberia Hosting (#2) and Walia Computers (#3) follow. We ranked 444 IT consultants on nine factors, last updated November 9, 2026.
How many IT consultants are there in Mississauga?
ITFirmsRanked ranks 444 IT consultants serving Mississauga, ON. 15 of them are based in Mississauga; the rest serve it from nearby towns. Another 20 within 80 km are listed but not ranked yet. Counts are as of November 2026.
Which IT consultants in Mississauga work on weekends?
179 of 444 ranked IT consultants post Saturday hours and 117 post Sunday hours. The highest-ranked open Saturdays are IT MAC SUPPORT MISSISSAUGA (#1), Cyberia Hosting (#2) and Walia Computers (#3). Posted hours are office hours; many firms also run an after-hours support line for contract clients.
What Google rating do Mississauga IT consultants have?
The median Google rating among 444 rated IT consultants in Mississauga is 5.0★, with a median of 17 reviews. JTG Systems - Computer Repair - Laptop Repair has the most, 1,199 reviews, and ranks #17. 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 Mississauga count in this ranking?
Yes, if they are within 80 km of the Mississauga city centre, 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 Mississauga 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 Mississauga
- November 2026: IFR Scores recalculated for 444 IT consultants serving Mississauga.
- November 2026: 1 duplicate listing merged.
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