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Best Managed IT Service Providers in Janesville, WI (2026)

109 managed IT service providers ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Janesville: BadgerLayer, IFR Score 66/100; 5.0★ from 68 Google reviews; open 7 days a week.

  2. 25

    Most-reviewed: Remachines, 237 Google reviews at 4.9★, the most of 109 ranked; ranked #25.

Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank

109 Janesville managed IT service providers are ranked here by IFR Score, from nine published factors. 24 open Saturdays and 14 open Sundays, based on posted hours. The median Google rating is 4.9★ across 109 rated IT firms.

Top 10 managed IT service providers in Janesville at a glance

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

Top 10 managed IT service providers in Janesville at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1BadgerLayer665.0★ (68)Whitewater, 18 mi awaySat · Sun · EveningsOverall
2LeadingIT644.9★ (75)Woodstock, 39 mi awaySat · Sun · Evenings—
3XL.net - Rockford Managed IT Services Company615.0★ (24)Rockford, 29 mi awaySat · Sun · Evenings—
4Premier Technologies604.8★ (45)Beloit, 13 mi away——
5Computer Repair Madison605.0★ (31)Fitchburg, 34 mi awaySat · Sun · Evenings—
6MTC - Technology Services595.0★ (20)Belvidere, 28 mi awaySat · Sun—
7AndersonPC595.0★ (59)Madison, 37 mi awayEvenings—
8Horstman Networks Inc.594.9★ (61)Sun Prairie, 36 mi away——
9MC Services584.8★ (21)Oconomowoc, 48 mi awaySat · Sun · Evenings—
10Sundog IT Service and Support585.0★ (38)Rockford, 29 mi away——

The 109 best managed IT service providers in Janesville, 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.

  1. Ranked #1 in Janesville

    Based in Whitewater, 18 mi away

    66/100IFR Score

    Ranked #1 because of its Google rating and service focus: 5.0★ from 68 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 68 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    261 S 4th St, Whitewater, WI 53190
  2. Based in Woodstock, 39 mi away

    64/100IFR Score

    Ranked #2 because of its Google rating and service focus: 4.9★ from 75 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 75 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    333 E Jackson St, Woodstock, IL 60098
  3. Based in Beloit, 13 mi away

    60/100IFR Score

    Ranked #4 because of its Google rating and service focus: 4.8★ from 45 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.8★ from 45 Google reviews
    Hours
    Mon–Fri 7 AM–5:30 PM · Sat–Sun closed
    Address
    625 E Grand Ave, Beloit, WI 53511
  4. Based in Belvidere, 28 mi away

    59/100IFR Score

    Ranked #6 because of its Google rating and service focus: 5.0★ from 20 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 20 Google reviews
    Hours
    Mon–Sun 9 AM–5 PM
    Address
    655 Wagon Cir, Belvidere, IL 61008
  5. Based in Madison, 37 mi away

    59/100IFR Score

    Ranked #7 because of its Google rating and service focus: 5.0★ from 59 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 59 Google reviews
    Hours
    Mon–Thu 9 AM–7 PM · Fri 9 AM–5 PM · Sat–Sun closed
  6. Based in Sun Prairie, 36 mi away

    59/100IFR Score

    Ranked #8 because of its Google rating and service focus: 4.9★ from 61 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 61 Google reviews
    Hours
    Mon–Thu 9 AM–5 PM · Fri 9 AM–3 PM · Sat–Sun closed
    Address
    1001 W Main St, Sun Prairie, WI 53590
  7. Based in Oconomowoc, 48 mi away

    58/100IFR Score

    Ranked #9 because of its Google rating and service focus: 4.8★ from 21 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.8★ from 21 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    N27W23921 Paul Rd Ste G, Pewaukee, WI 53072
  8. Based in Rockford, 29 mi away

    58/100IFR Score

    Ranked #10 because of its Google rating and service focus: 5.0★ from 38 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 38 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    223 S Winnebago St, Rockford, IL 61102
  9. Based in Janesville

    58/100IFR Score

    Ranked #11 because of its Google rating and service focus: 5.0★ from 14 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 14 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    2300 E Racine St Ste 100, Janesville, WI 53545
  10. Based in McHenry, 43 mi away

    57/100IFR Score

    Ranked #12 because of its Google rating and service focus: 4.7★ from 63 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.7★ from 63 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    1819 N Dot St Unit 16A, McHenry, IL 60050
  11. Based in Waukesha, 47 mi away

    57/100IFR Score

    Ranked #13 because of its Google rating and service focus: 4.8★ from 67 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.8★ from 67 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    1430 E Moreland Blvd #100, Waukesha, WI 53186
  12. Based in Madison, 33 mi away

    57/100IFR Score

    Ranked #14 because of its Google rating and service focus: 4.6★ from 38 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.6★ from 38 Google reviews
    Hours
    Mon–Fri 7:45 AM–5 PM · Sat–Sun closed
    Address
    1210 W Dayton St, Madison, WI 53706
  13. Based in Fitchburg, 30 mi away

    57/100IFR Score

    Ranked #15 because of its Google rating and service focus: 4.5★ from 35 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.5★ from 35 Google reviews
    Hours
    Mon–Fri 8:30 AM–5 PM · Sat–Sun closed
    Address
    2675 Research Park Dr, Fitchburg, WI 53711
  14. Based in Crest Hill, 19 mi away

    57/100IFR Score

    Ranked #16 because of its Google rating and service focus: 5.0★ from 3 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
  15. Based in Fitchburg, 31 mi away

    57/100IFR Score

    Ranked #17 because of its Google rating and service focus: 5.0★ from 23 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 23 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    101 Nichols Rd, Monona, WI 53716
  16. Based in Lake in the Hills, 50 mi away

    56/100IFR Score

    Ranked #18 because of its Google rating and service focus: 4.7★ from 52 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.7★ from 52 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    850 E Oak St, Lake in the Hills, IL 60156
  17. Based in Janesville

    55/100IFR Score

    Ranked #20 because of its Google rating and service focus: 5.0★ from 5 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    4450 Milton Ave Ste 204, Janesville, WI 53546
  18. Based in Freeport, 42 mi away

    55/100IFR Score

    Ranked #21 because of its Google rating and service focus: 4.4★ from 36 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.4★ from 36 Google reviews
    Hours
    Mon–Fri 8:30 AM–5 PM · Sat–Sun closed
    Address
    451 W South St, Freeport, IL 61032
  19. Based in Madison, 35 mi away

    55/100IFR Score

    Ranked #22 because of its Google rating and service focus: 5.0★ from 17 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 17 Google reviews
    Hours
    Mon–Fri 6:30 AM–5 PM · Sat–Sun closed
    Address
    6417 Normandy Ln Ste 300, Madison, WI 53719
  20. Based in Beloit, 19 mi away

    55/100IFR Score

    Ranked #24 because of its Google rating and review volume: 5.0★ from 127 Google reviews.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 127 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
  21. Based in Madison, 34 mi away

    55/100IFR Score

    Ranked #25 because of its Google rating and review volume: 4.9★ from 237 Google reviews, the most in Janesville.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 237 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    464 N Sherman Ave, Madison, WI 53704

Managed IT service providers 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 109 ranked managed IT service providers here; the rest are on their profiles.

managed IT service providers in Janesville, ranks 26 to 50
RankBusinessIFR ScoreGoogle ratingDistance
26Sass IT Services555.0★ (20)41 mi
27ITX Tech Group | Managed IT Services & Outsourced IT Support in Middleton555.0★ (17)39 mi
28Techplus LLC555.0★ (8)20 mi
29Apple Shack Repair Shop Roscoe554.4★ (113)17 mi
30Property Management Consultants LLC545.0★ (20)48 mi
31Madison Hometech on Demand544.6★ (11)34 mi
32Clarity Technology Group, Inc.544.7★ (15)35 mi
33DTC Networks LLC545.0★ (3)In Janesville
34Graphite - Apple Authorized Service Provider544.7★ (189)29 mi
35Team Eagle Computers545.0★ (9)30 mi
36True North Tek LLC545.0★ (47)43 mi
37Gary's Tech Support and Solutions545.0★ (5)34 mi
38No Limit Systems, LLC535.0★ (8)29 mi
39Computer Response Services 911535.0★ (8)45 mi
40Virtually Managed IT Solutions LLC535.0★ (12)50 mi
41TriTech Corporation of America534.6★ (14)49 mi
42ITS Help Desk524.0★ (4)18 mi
43BitNetica525.0★ (7)38 mi
44Madison Computer Works, Inc.524.6★ (149)35 mi
45PDS, A Converge Company524.7★ (22)33 mi
46Edstrand Technology Services525.0★ (7)43 mi
47Cinch I.T.525.0★ (9)49 mi
48Impact Networking513.3★ (7)34 mi
49Red Potion Computers515.0★ (6)40 mi
50Gordon Flesch Company - Fitchburg, WI514.7★ (81)30 mi

Also serving Janesville

20 more managed IT service providers within 50 mi that we can't rank yet: too few reviews, or a service we couldn't confirm. Listed A to Z.

Unranked managed IT service providers serving Janesville
BusinessGoogle ratingDistance
Advanced Computer Systems, Inc.4.5★ (2)In Janesville
Cantera IT Solutions5.0★ (2)36 mi
CMIT Solutions, Inc.5.0★ (2)45 mi
COMPsmith Technology Services5.0★ (2)39 mi
Computer and Console Repair LLC5.0★ (2)In Janesville
Dragonia Computer Consulting5.0★ (3)In Janesville
DTC Secure, LLCIn Janesville
iFixFast Repair and Accessories4.8★ (563)In Janesville
Mastermind Computer Technologies4.3★ (3)In Janesville
My Smart FriendIn Janesville
Phones Plus of Janesville4.3★ (4)In Janesville
Red Moon Computers, L. L. C.5.0★ (22)In Janesville
Reliable Technology Integrators5.0★ (2)40 mi
S E Computers5.0★ (43)In Janesville
Service Express | Milwaukee, Wisconsin5.0★ (2)47 mi
Superior Technologies5.0★ (102)In Janesville
The Computer Center4.9★ (51)In Janesville
The Janesville Gazette3.3★ (38)In Janesville
The Tech Grandson5.0★ (2)38 mi
Ti2 Agency, Inc (Technical Investigation and Intelligence) TSCM4.9★ (46)In Janesville

How we ranked Janesville managed IT service providers

We scored 109 Janesville managed IT service providers 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.

Read the full method: formula, sources and exclusions

IFR Score factors and weights
FactorWeightComputed fromIn Janesville data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Review volume15%Number of Google reviews, compared with the most-reviewed IT firm on the listMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday and 24/7 supportMeasured
Service focus15%How clearly the firm does this service (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The firm has claimed its IT Firms Ranked profile (free or paid earn the same)Measured
Partnered5%The firm links to IT Firms Ranked from its own website with our badge, checked periodicallyMeasured
Client reviews10%Verified client reviews collected by IT Firms Ranked: their rating and how many there areMeasured

How to choose a managed IT service provider

  1. Ask for a sample service-level agreement and compare response times, support hours and exclusions.
  2. Check how backups are done and tested, and ask when they last restored a client’s data.
  3. Ask which security tools are included and which cost extra (MFA, endpoint protection, email filtering, staff training).
  4. Make sure you, not the firm, own your accounts, domain names and licences.
  5. Ask for two or three references from clients of your size and industry, and call them.
  6. 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 managed IT service provider

  • Is the price per user, per device or a bundle, and what is not included?
  • What are your response times for urgent, normal and low-priority tickets?
  • Is your help desk in-house or outsourced, and what are its hours?
  • How do you back up our data, how often do you test restores, and where are the copies kept?
  • Which security tools are included, and do you monitor alerts after hours?
  • What happens to our passwords, documentation and data if we leave?
  • Can you give us references from clients of our size and industry?

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.

Managed IT service providers in Janesville: frequently asked questions

Who is the best managed IT service provider in Janesville?

By IFR Score, the highest-ranked managed IT service provider in Janesville, WI is BadgerLayer with an IFR Score of 66/100. It has 5.0★ from 68 Google reviews. It is open 7 days a week. LeadingIT (#2) and XL.net - Rockford Managed IT Services Company (#3) follow. We ranked 109 managed IT service providers on nine factors, last updated November 9, 2026.

How many managed IT service providers are there in Janesville?

ITFirmsRanked ranks 109 managed IT service providers serving Janesville, WI. 3 of them are based in Janesville; 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 managed IT service providers in Janesville work on weekends?

24 of 109 ranked managed IT service providers post Saturday hours and 14 post Sunday hours. The highest-ranked open Saturdays are BadgerLayer (#1), LeadingIT (#2) and XL.net - Rockford Managed IT Services Company (#3). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Janesville managed IT service providers have?

The median Google rating among 109 rated managed IT service providers in Janesville is 4.9★, with a median of 13 reviews. Remachines has the most, 237 reviews, and ranks #25. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ITFirmsRanked rank managed IT service providers?

Each managed IT service provider 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 managed IT service providers outside Janesville count in this ranking?

Yes, if they are within 50 mi of the Janesville city center, our service radius for managed IT service providers. 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 managed IT service providers 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 managed IT service provider do?

Managed IT service providers (MSPs) run a business’s computers, servers, network, Microsoft 365 or Google accounts, backups and help desk for a monthly fee, or provide IT support by the hour.

How are managed it service providers in Janesville ranked?

By IFR Score: Google rating and review volume, recent reviews, opening hours, how clearly the firm does managed IT services and IT support, distance, a claimed profile, our badge and verified client reviews. Sponsored placements never change the order.

What should a managed IT agreement include?

At minimum: help desk support for your staff, monitoring and patching of computers and servers, backups that are tested, security tools such as endpoint protection and multi-factor authentication, and a named contact. The agreement should state response times, support hours and what counts as out of scope.

Is managed IT priced per user or per device?

Both models are common, and some firms sell tiered bundles. Per-user pricing suits staff with several devices; per-device pricing suits shared computers. Compare quotes on the same number of users, devices and servers.

How long are managed IT contracts?

Often one to three years, sometimes month to month. Check the notice period, any early-termination fee and how the firm hands over passwords, documentation and data when the contract ends.

Update log for Janesville

  1. November 2026: IFR Scores recalculated for 109 managed IT service providers serving Janesville.