61/100IFR Score
Ranked #1 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.
Best IT Consultants in London, OH (2026)
132 IT consultants ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in London: Micro System Solutions, IFR Score 61/100; 5.0★ from 16 Google reviews; open 7 days a week.
- 10
Most-reviewed: EasyIT - Columbus IT Services, 260 Google reviews at 4.9★, the most of 132 ranked; ranked #10.
Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank
132 London IT consultants are ranked here by IFR Score, from nine published factors. 36 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 5.0★ across 132 rated IT firms.
Top 10 IT consultants in London 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 | Micro System Solutions | 61 | 5.0★ (16) | Hilliard, 22 mi away | Sat · Sun · Evenings | Overall |
| 2 | MANCADTECH, LLC | 58 | 5.0★ (8) | Springfield, 18 mi away | Sat · Sun · Evenings | — |
| 3 | Clarity Technology Solutions | 58 | 5.0★ (24) | Marysville, 22 mi away | — | — |
| 4 | Kloud9 IT | Managed IT Services & IT Support in Columbus | 57 | 4.9★ (107) | Columbus, 31 mi away | Sat · Sun · Evenings | — |
| 5 | Technocraft Solutions LLC | 57 | 4.2★ (33) | Hilliard, 20 mi away | Evenings | — |
| 6 | Sabre IT - Columbus IT Services Ohio | 57 | 5.0★ (88) | Columbus, 31 mi away | Sat · Sun · Evenings | — |
| 7 | Acumen Tech Group | 57 | 5.0★ (13) | Westerville, 32 mi away | — | — |
| 8 | Aunalytics | 57 | 4.0★ (8) | Bellefontaine, 37 mi away | Sat · Sun · Evenings | — |
| 9 | ComResource | 56 | 4.1★ (30) | Columbus, 22 mi away | — | — |
| 10 | EasyIT - Columbus IT Services | 56 | 4.9★ (260) | Dublin, 24 mi away | — | Most reviews |
The 132 best IT consultants in London, 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 Springfield, 18 mi away
58/100IFR ScoreRanked #2 because of its Google rating and service focus: 5.0★ from 8 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Marysville, 22 mi away
58/100IFR ScoreRanked #3 because of its Google rating and service focus: 5.0★ from 24 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Columbus, 31 mi away
57/100IFR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 107 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Hilliard, 20 mi away
57/100IFR ScoreRanked #5 because of its Google rating and service focus: 4.2★ from 33 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Columbus, 31 mi away
57/100IFR ScoreRanked #6 because of its Google rating and review volume: 5.0★ from 88 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Westerville, 32 mi away
57/100IFR ScoreRanked #7 because of its Google rating and service focus: 5.0★ from 13 Google reviews, listed on Google as “Computer consultant”.
Based on 7 of 9 factors; recency and availability not yet collected.
#8 Aunalytics
Based in Bellefontaine, 37 mi away
57/100IFR ScoreRanked #8 because of its Google rating and service focus: 4.0★ from 8 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#9 ComResource
Based in Columbus, 22 mi away
56/100IFR ScoreRanked #9 because of its Google rating and service focus: 4.1★ from 30 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Dublin, 24 mi away
56/100IFR ScoreRanked #10 because of its Google rating and review volume: 4.9★ from 260 Google reviews, the most in London.
Based on 8 of 9 factors; recency not yet collected.
#11 NGT Solutions
Based in Columbus, 36 mi away
56/100IFR ScoreRanked #11 because of its Google rating and service focus: 4.9★ from 27 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
#12 Phillips Design
Based in Columbus, 39 mi away
56/100IFR ScoreRanked #12 because of its Google rating and review volume: 5.0★ from 144 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
#13 TMAAC-LLC
Based in Columbus, 24 mi away
56/100IFR ScoreRanked #13 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.
Based in Upper Arlington, 21 mi away
56/100IFR ScoreRanked #14 because of its Google rating and service focus: 4.6★ from 14 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Columbus, 27 mi away
55/100IFR ScoreRanked #15 because of its Google rating and review volume: 5.0★ from 116 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Hilliard, 18 mi away
55/100IFR ScoreRanked #16 because of its Google rating and review volume: 5.0★ from 53 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Beavercreek, 34 mi away
55/100IFR ScoreRanked #17 because of its Google rating and review volume: 5.0★ from 83 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
#18 Spartan IT
Based in Columbus, 24 mi away
55/100IFR ScoreRanked #18 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 Columbus, 13 mi away
55/100IFR ScoreRanked #19 because of its Google rating and review volume: 5.0★ from 24 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Urbana, 11 mi away
54/100IFR ScoreRanked #20 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.
Based in Columbus, 26 mi away
54/100IFR ScoreRanked #21 because of its Google rating and review volume: 4.8★ from 37 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Columbus, 33 mi away
54/100IFR ScoreRanked #22 because of its Google rating and service focus: 4.6★ from 14 Google reviews, listed on Google as “Computer consultant”.
Based on 8 of 9 factors; recency not yet collected.
Based in Dublin, 21 mi away
54/100IFR ScoreRanked #23 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.
Based in Columbus, 31 mi away
54/100IFR ScoreRanked #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.
#25 Singlesource IT
Based in Gahanna, 32 mi away
54/100IFR ScoreRanked #25 because of its Google rating and service focus: 4.2★ from 15 Google reviews, listed on Google as “Computer consultant”.
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 132 ranked IT consultants here; the rest are on their profiles.
| Rank | Business | IFR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Interlink Advantage | 54 | 5.0★ (15) | 45 mi |
| 27 | Infoverity U.S., Inc. | 54 | 5.0★ (7) | 22 mi |
| 28 | Proteam Solutions | 54 | 3.9★ (12) | 28 mi |
| 29 | Fix-It Computer Repair | 53 | 5.0★ (34) | 26 mi |
| 30 | Arnet Technologies | 53 | 4.9★ (107) | 28 mi |
| 31 | Spiffy IT Consulting & Solutions | 53 | 5.0★ (35) | 31 mi |
| 32 | INFONETICS, Inc. | 53 | 5.0★ (4) | 21 mi |
| 33 | Digital Cowboy Computers | 53 | 4.6★ (123) | 40 mi |
| 34 | VC3 (formerly GO Concepts) | 52 | 4.9★ (174) | 50 mi |
| 35 | IT Done, LLC | 52 | 5.0★ (4) | 24 mi |
| 36 | CompuCorp | 52 | 3.7★ (7) | 31 mi |
| 37 | Halcyon Solutions, Inc. | 52 | 4.0★ (4) | 22 mi |
| 38 | Revel IT | 52 | 3.8★ (4) | 22 mi |
| 39 | Home Computer Helpers | 52 | 4.9★ (64) | 39 mi |
| 40 | WOW! Data Center Columbus | 52 | 4.2★ (22) | 25 mi |
| 41 | Summit | 52 | 5.0★ (3) | 23 mi |
| 42 | Dayton Technology Group | 52 | 5.0★ (3) | 39 mi |
| 43 | Elite Networks LLC | 52 | 4.9★ (51) | 34 mi |
| 44 | Paragon Group | 52 | 5.0★ (4) | 32 mi |
| 45 | Lightwell is now Eliassen Group | 52 | 3.7★ (3) | 22 mi |
| 46 | Blueteam Networks | 52 | 4.9★ (48) | 19 mi |
| 47 | Gordon Flesch Company - Dublin, OH | 52 | 4.7★ (67) | 22 mi |
| 48 | Workstate | 52 | 5.0★ (3) | 24 mi |
| 49 | StyglerIT | 51 | 5.0★ (5) | 39 mi |
| 50 | CDO Technologies | 51 | 5.0★ (5) | 36 mi |
Also serving London
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 |
|---|---|---|
| Abstra LLC | 5.0★ (2) | 22 mi |
| Archive Data Solutions | 5.0★ (2) | 31 mi |
| BigThumb, LLC | 3.0★ (2) | 21 mi |
| Chaney Industries Inc | 3.0★ (2) | 29 mi |
| Code Red Repair | 2.5★ (2) | 13 mi |
| DTA Technology Consulting | 5.0★ (2) | 25 mi |
| Elite IT Systems | 4.0★ (2) | 30 mi |
| Geeks on Site | 3.0★ (2) | 25 mi |
| HG Consulting, LLC | 3.0★ (2) | 19 mi |
| Insight Enterprises, Inc. | 2.0★ (2) | 24 mi |
| Konica Minolta Business Solutions | 5.0★ (2) | 21 mi |
| Konica Minolta Business Solutions | 5.0★ (2) | 29 mi |
| LifeSys Consulting | 3.0★ (2) | 33 mi |
| Mobile Sam's Computer Repair | 2.5★ (2) | 25 mi |
| Network Company, LLC | 3.0★ (2) | 24 mi |
| Ohio Technical Support | 4.0★ (2) | 24 mi |
| Perpetual Progress | 5.0★ (2) | 25 mi |
| Quick Square Consulting | In London | |
| StaidLogic Headquarters | 5.0★ (2) | 27 mi |
| TickTockTech - Computer Repair Columbus | 1.0★ (2) | 28 mi |
How we ranked London IT consultants
We scored 132 London 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 London 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 London: frequently asked questions
Who is the best IT consultant in London?
By IFR Score, the highest-ranked IT consultant in London, OH is Micro System Solutions with an IFR Score of 61/100. It has 5.0★ from 16 Google reviews. It is open 7 days a week. MANCADTECH, LLC (#2) and Clarity Technology Solutions (#3) follow. We ranked 132 IT consultants on nine factors, last updated November 9, 2026.
How many IT consultants are there in London?
ITFirmsRanked ranks 132 IT consultants serving London, OH. Another 20 within 50 mi are listed but not ranked yet. Counts are as of November 2026.
Which IT consultants in London work on weekends?
36 of 132 ranked IT consultants post Saturday hours and 24 post Sunday hours. The highest-ranked open Saturdays are Micro System Solutions (#1), MANCADTECH, LLC (#2) and Kloud9 IT | Managed IT Services & IT Support in Columbus (#4). Posted hours are office hours; many firms also run an after-hours support line for contract clients.
What Google rating do London IT consultants have?
The median Google rating among 132 rated IT consultants in London is 5.0★, with a median of 12 reviews. EasyIT - Columbus IT Services has the most, 260 reviews, and ranks #10. 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 London count in this ranking?
Yes, if they are within 50 mi of the London 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 London 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 London
- November 2026: IFR Scores recalculated for 132 IT consultants serving London.
More IT consultants and London pages
IT consultants near London
- IT consultants in Hilliard, OH114 ranked
- IT consultants in Grove City, OH114 ranked
- IT consultants in Springfield, OH132 ranked
- IT consultants in Upper Arlington, OH113 ranked
- IT consultants in Urbana, OH129 ranked
- IT consultants in Dublin, OH115 ranked
- IT consultants in Washington Court House, OH134 ranked
- IT consultants in Columbus, OH114 ranked
- IT consultants in Marysville, OH116 ranked
- IT consultants in Worthington, OH115 ranked
Other services in London
- Managed IT service providers in London151 ranked
- Cybersecurity companies in London134 ranked
- Network cabling and installation companies in London71 ranked
- Business phone system providers in London64 ranked
- Data recovery services in London50 ranked
- Computer repair shops in London15 ranked
- All IT providers in London