58/100IFR Score
Ranked #1 because of its Google rating and service focus: 5.0★ from 15 Google reviews, listed on Google as “Computer security service”.
Best Cybersecurity Companies in Chatham, ON (2026)
220 cybersecurity companies ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Chatham: Systems X Corporation, IFR Score 58/100; 5.0★ from 15 Google reviews; open 7 days a week.
- 6
Most-reviewed: Express Phone Repair Mentor, 1,712 Google reviews at 4.7★, the most of 220 ranked; ranked #6.
Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank
220 Chatham cybersecurity companies are ranked here by IFR Score, from nine published factors. 67 open Saturdays and 47 open Sundays, based on posted hours. The median Google rating is 5.0★ across 220 rated IT firms.
Top 10 cybersecurity companies in Chatham 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 | Systems X Corporation | 58 | 5.0★ (15) | Clinton Township, 61 km away | Sat · Sun · Evenings | Overall |
| 2 | Cyber Protect LLC | 58 | 5.0★ (83) | Warren, 67 km away | — | — |
| 3 | Hyran IT Consulting LLC | 57 | 5.0★ (22) | Novi, 118 km away | Sat · Sun · Evenings | — |
| 4 | STACK Cybersecurity, An IT Solutions Company | 57 | 4.6★ (42) | Livonia, 97 km away | Sat · Sun | — |
| 5 | Snownet | 56 | 5.0★ (3) | Chatham | Sat · Sun · Evenings | — |
| 6 | Express Phone Repair Mentor | 56 | 4.7★ (1,712) | Mentor, 107 km away | Sat · Sun · Evenings | Most reviews |
| 7 | 24/7 Quick Teks OnSite IT Services and Computer Repair Novi | 56 | 4.9★ (540) | Novi, 106 km away | Sat · Sun · Evenings | — |
| 8 | XFER Communications Inc | 56 | 5.0★ (316) | Livonia, 96 km away | Sat · Sun · Evenings | — |
| 9 | BlueBridge Networks | 55 | 4.4★ (17) | Cleveland, 109 km away | Sat · Sun · Evenings | — |
| 10 | Netmon, Inc. | 55 | 4.8★ (37) | Windsor, 70 km away | — | — |
The 220 best cybersecurity companies in Chatham, 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.
Scores below: based on 8 of 9 factors; recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Warren, 67 km away
58/100IFR ScoreRanked #2 because of its Google rating and service focus: 5.0★ from 83 Google reviews, listed on Google as “Computer security service”.
Based in Novi, 118 km away
57/100IFR ScoreRanked #3 because of its Google rating and service focus: 5.0★ from 22 Google reviews, listed on Google as “Computer security service”.
Based in Livonia, 97 km away
57/100IFR ScoreRanked #4 because of its Google rating and service focus: 4.6★ from 42 Google reviews, listed on Google as “Computer security service”.
#5 Snownet
Based in Chatham
56/100IFR ScoreRanked #5 because of its Google rating and service focus: 5.0★ from 3 Google reviews, listed on Google as “Computer security service”.
Based in Mentor, 107 km away
56/100IFR ScoreRanked #6 because of its Google rating and review volume: 4.7★ from 1,712 Google reviews, the most in Chatham.
Based in Novi, 106 km away
56/100IFR ScoreRanked #7 because of its Google rating and review volume: 4.9★ from 540 Google reviews.
Based in Livonia, 96 km away
56/100IFR ScoreRanked #8 because of its Google rating and review volume: 5.0★ from 316 Google reviews.
Based in Cleveland, 109 km away
55/100IFR ScoreRanked #9 because of its Google rating and service focus: 4.4★ from 17 Google reviews, listed on Google as “Computer security service”.
#10 Netmon, Inc.
Based in Windsor, 70 km away
55/100IFR ScoreRanked #10 because of its Google rating and service focus: 4.8★ from 37 Google reviews, listed on Google as “Computer security service”.
Based in Cleveland, 109 km away
55/100IFR ScoreRanked #11 because of its Google rating and service focus: 5.0★ from 9 Google reviews, listed on Google as “Computer security service”.
#12 Hurricane Labs
Based in Beachwood, 120 km away
55/100IFR ScoreRanked #12 because of its Google rating and service focus: 5.0★ from 11 Google reviews, listed on Google as “Computer security service”.
#13 TeamLogic IT
Based in Troy, 84 km away
55/100IFR ScoreRanked #13 because of its Google rating and service focus: 5.0★ from 39 Google reviews, listed on Google as “Computer security service”.
#14 SecureSight
Based in Sandusky, 115 km away
53/100IFR ScoreRanked #14 because of its Google rating and service focus: 5.0★ from 5 Google reviews, listed on Google as “Computer security service”.
#15 PROTECK
Based in Windsor, 64 km away
53/100IFR ScoreRanked #15 because of its Google rating and review volume: 5.0★ from 124 Google reviews.
Based in Royal Oak, 79 km away
53/100IFR ScoreRanked #16 because of its Google rating and service focus: 5.0★ from 20 Google reviews, listed on Google as “Computer security service”.
Based in Clinton Township, 68 km away
53/100IFR ScoreRanked #17 because of its Google rating and review volume: 4.9★ from 283 Google reviews.
Based in Mentor, 107 km away
53/100IFR ScoreRanked #18 because of its Google rating and service focus: 4.5★ from 8 Google reviews, listed on Google as “Computer security service”.
Based in London, 108 km away
53/100IFR ScoreRanked #19 because of its Google rating and service focus: 4.6★ from 38 Google reviews, listed on Google as “Computer security service”.
Based in Cleveland, 109 km away
53/100IFR ScoreRanked #20 because of its Google rating and service focus: 3.4★ from 5 Google reviews, listed on Google as “Computer security service”.
#21 Auritech
Based in Windsor, 67 km away
53/100IFR ScoreRanked #21 because of its Google rating and review volume: 5.0★ from 54 Google reviews.
#22 TESLA COMPUTERS
Based in Windsor, 64 km away
53/100IFR ScoreRanked #22 because of its Google rating and review volume: 4.9★ from 190 Google reviews.
Based in Rochester Hills, 79 km away
53/100IFR ScoreRanked #23 because of its Google rating and review volume: 5.0★ from 235 Google reviews.
#24 Pete's Tech Help
Based in Beverly Hills, 86 km away
53/100IFR ScoreRanked #24 because of its Google rating and review volume: 5.0★ from 74 Google reviews.
Based in Rochester, 83 km away
52/100IFR ScoreRanked #25 because of its Google rating and service focus: 5.0★ from 3 Google reviews, listed on Google as “Computer security service”.
Cybersecurity companies 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 220 ranked cybersecurity companies here; the rest are on their profiles.
| Rank | Business | IFR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Computronics | 52 | 4.9★ (107) | 73 km |
| 27 | Tech Bench of Birmingham | 52 | 4.9★ (285) | 84 km |
| 28 | Plymouth Computers & Phones | 52 | 4.8★ (473) | 93 km |
| 29 | EJAF Technology | 52 | 5.0★ (4) | 70 km |
| 30 | TCC Computers Inc. | 52 | 3.9★ (17) | 104 km |
| 31 | Kloud9 IT | Managed IT Services & IT Support in Cleveland | 52 | 4.9★ (148) | 120 km |
| 32 | SAI Systems | 52 | 5.0★ (14) | 91 km |
| 33 | Digital Boundary Group | 52 | 4.8★ (17) | 95 km |
| 34 | Next Dimension Inc. | 52 | 5.0★ (254) | 68 km |
| 35 | Green Line Solutions | 52 | 5.0★ (91) | 113 km |
| 36 | Computer Crisis | 52 | 4.8★ (218) | 108 km |
| 37 | Code Red Networks | 52 | 5.0★ (14) | 104 km |
| 38 | Data Recovery Labs | 52 | 4.8★ (17) | 107 km |
| 39 | J2 IT Group | 52 | 5.0★ (13) | 103 km |
| 40 | Techie Gurus Cyber Solutions | 51 | 4.1★ (10) | 73 km |
| 41 | Smart Biz iT | 51 | 5.0★ (7) | 73 km |
| 42 | North Shield Technology | 51 | 5.0★ (100) | 104 km |
| 43 | M-TECH Business Solutions | 51 | 4.8★ (12) | 100 km |
| 44 | M2 Technology | 51 | 5.0★ (7) | 84 km |
| 45 | Reliable Technology Services | 51 | 5.0★ (9) | 101 km |
| 46 | Sarsfield Technology LLC | 51 | 5.0★ (6) | 79 km |
| 47 | Cyber Security West Bloomfield Mi | 51 | 5.0★ (4) | 102 km |
| 48 | The Computer Guy, LLC (TCG) | 51 | 5.0★ (178) | 73 km |
| 49 | DAGI | 51 | 5.0★ (9) | 99 km |
| 50 | Personal Computers | 51 | 4.9★ (170) | 95 km |
Also serving Chatham
20 more cybersecurity companies within 121 km that we can't rank yet: too few reviews, or a service we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| A-Tech Services | 4.5★ (2) | In Chatham |
| Advanced IT Solutions | 5.0★ (2) | 82 km |
| Canada Business Services | 4.7★ (75) | In Chatham |
| Centra Cyber Security | 5.0★ (2) | 101 km |
| DigitalSecurity1 Inc. | 5.0★ (2) | 71 km |
| Free Computer Diagnostics of Metro Detroit | 4.0★ (2) | 87 km |
| Kinetix LLC | 5.0★ (2) | 105 km |
| Logical Owl | 5.0★ (2) | 73 km |
| M4 Defense | 5.0★ (2) | 102 km |
| Maple Guard IT | 5.0★ (2) | 65 km |
| MicroAge Chatham | 4.8★ (13) | In Chatham |
| Nerds On Site | In Chatham | |
| Network & Security Solutions | 5.0★ (2) | 72 km |
| Newmind Group, Inc. | Detroit IT Managed Services | 5.0★ (2) | 72 km |
| Nolotek Cloud Solutions | In Chatham | |
| Progress IT | 5.0★ (2) | 105 km |
| Roman Data Defense LLC | 5.0★ (2) | 110 km |
| Slick Security | 5.0★ (2) | 83 km |
| SouthWest IT Services | In Chatham | |
| Symatron Corporation | 5.0★ (2) | 69 km |
How we ranked Chatham cybersecurity companies
We scored 220 Chatham cybersecurity companies 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 Chatham 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 a cybersecurity company
- Ask whether monitoring is staffed around the clock by the firm itself or by a partner.
- Ask for a sample assessment or penetration-test report with client details removed.
- Check experience with your industry’s rules (for example HIPAA, PCI DSS or CMMC).
- Ask what the firm does in the first hour of an incident, and whether that is in the contract.
- 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 a cybersecurity company
- Is your security monitoring staffed 24/7, and by whom?
- Which frameworks do you assess against?
- What do your reports include, and do you re-test after we fix the findings?
- Do you handle incident response yourselves, and do you work with cyber insurers?
- What access will you need to our systems, and how is it controlled and logged?
- Which certifications do the people doing the work hold?
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.
Cybersecurity companies in Chatham: frequently asked questions
Who is the best cybersecurity company in Chatham?
By IFR Score, the highest-ranked cybersecurity company in Chatham, ON is Systems X Corporation with an IFR Score of 58/100. It has 5.0★ from 15 Google reviews. It is open 7 days a week. Cyber Protect LLC (#2) and Hyran IT Consulting LLC (#3) follow. We ranked 220 cybersecurity companies on nine factors, last updated November 9, 2026.
How many cybersecurity companies are there in Chatham?
ITFirmsRanked ranks 220 cybersecurity companies serving Chatham, ON. 1 of them is based in Chatham; the rest serve it from nearby towns. Another 20 within 121 km are listed but not ranked yet. Counts are as of November 2026.
Which cybersecurity companies in Chatham work on weekends?
67 of 220 ranked cybersecurity companies post Saturday hours and 47 post Sunday hours. The highest-ranked open Saturdays are Systems X Corporation (#1), Hyran IT Consulting LLC (#3) and STACK Cybersecurity, An IT Solutions Company (#4). Posted hours are office hours; many firms also run an after-hours support line for contract clients.
What Google rating do Chatham cybersecurity companies have?
The median Google rating among 220 rated cybersecurity companies in Chatham is 5.0★, with a median of 18 reviews. Express Phone Repair Mentor has the most, 1,712 reviews, and ranks #6. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ITFirmsRanked rank cybersecurity companies?
Each cybersecurity company 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 cybersecurity companies outside Chatham count in this ranking?
Yes, if they are within 121 km of the Chatham city centre, our service radius for cybersecurity companies. 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 cybersecurity companies 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 cybersecurity company do?
Cybersecurity companies assess and protect a business’s systems and data: security monitoring, endpoint protection, penetration testing, compliance support and incident response.
How are cybersecurity companies in Chatham ranked?
By IFR Score: Google rating and review volume, recent reviews, opening hours, how clearly the firm does cybersecurity, distance, a claimed profile, our badge and verified client reviews. Sponsored placements never change the order.
Do we need a cybersecurity firm if we already have an IT provider?
Sometimes. Many IT providers include basic security tools; a security firm adds specialist work such as 24/7 monitoring, penetration tests, compliance audits and incident response. Ask your IT provider what they cover and where they would bring in a specialist.
What is the difference between a security assessment and a penetration test?
An assessment reviews your policies, settings and controls against a framework. A penetration test is an authorised, simulated attack that tries to exploit weaknesses. Both end with a written report and a list of fixes.
Can a cybersecurity firm help with compliance?
Many help organisations prepare for requirements such as HIPAA, PCI DSS, CMMC or SOC 2. They can advise and assess, but only an independent auditor issues a SOC 2 report, and compliance is ultimately your responsibility.
Update log for Chatham
- November 2026: IFR Scores recalculated for 220 cybersecurity companies serving Chatham.
More cybersecurity companies and Chatham pages
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