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

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

The short answer

  1. 1

    Best overall in Grafton: PC LAN Services, IFR Score 66/100; 5.0★ from 88 Google reviews; open 7 days a week.

  2. 11

    Most-reviewed: MySpot Tech LLC, 242 Google reviews at 4.9★, the most of 115 ranked; ranked #11.

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

115 Grafton managed IT service providers are ranked here by IFR Score, from nine published factors. 26 open Saturdays and 16 open Sundays, based on posted hours. The median Google rating is 4.9★ across 115 rated IT firms.

Top 10 managed IT service providers in Grafton 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 Grafton at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1PC LAN Services665.0★ (88)Milwaukee, 21 mi awaySat · Sun · EveningsOverall
2Powerful IT Systems635.0★ (73)Sussex, 20 mi awaySat—
3Pros 4 Technology LLC.635.0★ (161)Sheboygan, 29 mi away——
4XL.net - Milwaukee Managed IT Services Company635.0★ (27)Milwaukee, 20 mi awaySat · Sun · Evenings—
5MC Services614.8★ (21)Oconomowoc, 22 mi awaySat · Sun · Evenings—
6ManagePoint614.9★ (73)Wauwatosa, 20 mi away——
7River Run614.8★ (67)Glendale, 13 mi away——
8Glassen Technology Services605.0★ (26)Racine, 41 mi awaySat · Sun · Evenings—
9iNET PC604.8★ (67)Waukesha, 24 mi away——
10Tech Lab604.9★ (46)Wauwatosa, 20 mi away——

The 115 best managed IT service providers in Grafton, 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.

  1. Ranked #1 in Grafton

    Based in Milwaukee, 21 mi away

    66/100IFR Score

    Ranked #1 because of its Google rating and service focus: 5.0★ from 88 Google reviews, listed on Google as “Computer support and services”.

    • 5.0★ from 88 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    5100 W Mitchell St, Milwaukee, WI 53214
  2. Based in Sussex, 20 mi away

    63/100IFR Score

    Ranked #2 because of its Google rating and service focus: 5.0★ from 73 Google reviews, listed on Google as “Computer support and services”.

    • 5.0★ from 73 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–1 PM · Sun closed
    Address
    W242N5656 Peppertree Dr W, Sussex, WI 53089
  3. Based in Sheboygan, 29 mi away

    63/100IFR Score

    Ranked #3 because of its Google rating and service focus: 5.0★ from 161 Google reviews, listed on Google as “Computer support and services”.

    • 5.0★ from 161 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    160 Vision Pkwy, Sheboygan Falls, WI 53085
  4. Based in Oconomowoc, 22 mi away

    61/100IFR Score

    Ranked #5 because of its Google rating and service focus: 4.8★ from 21 Google reviews, listed on Google as “Computer support and services”.

    • 4.8★ from 21 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    N27W23921 Paul Rd Ste G, Pewaukee, WI 53072
  5. Based in Wauwatosa, 20 mi away

    61/100IFR Score

    Ranked #6 because of its Google rating and service focus: 4.9★ from 73 Google reviews, listed on Google as “Computer support and services”.

    • 4.9★ from 73 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat–Sun closed
    Address
    10437 W Innovation Dr, Wauwatosa, WI 53226
  6. Based in Glendale, 13 mi away

    61/100IFR Score

    Ranked #7 because of its Google rating and service focus: 4.8★ from 67 Google reviews, listed on Google as “Computer support and services”.

    • 4.8★ from 67 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    2320 W Camden Rd, Glendale, WI 53209
  7. Based in Waukesha, 24 mi away

    60/100IFR Score

    Ranked #9 because of its Google rating and service focus: 4.8★ from 67 Google reviews, listed on Google as “Computer support and services”.

    • 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
  8. Based in Wauwatosa, 20 mi away

    60/100IFR Score

    Ranked #10 because of its Google rating and service focus: 4.9★ from 46 Google reviews, listed on Google as “Computer support and services”.

    • 4.9★ from 46 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    11617 W Bluemound Rd, Wauwatosa, WI 53226
  9. Based in Milwaukee, 23 mi away

    59/100IFR Score

    Ranked #11 because of its Google rating and review volume: 4.9★ from 242 Google reviews, the most in Grafton.

    • 4.9★ from 242 Google reviews
    Hours
    Mon–Sun 11 AM–9 PM
    Address
    2873 South 13th Street, Milwaukee, WI 53215
  10. Based in Milwaukee, 19 mi away

    59/100IFR Score

    Ranked #12 because of its Google rating and service focus: 5.0★ from 22 Google reviews, listed on Google as “Computer support and services”.

    • 5.0★ from 22 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–5 PM · Sun closed
    Address
    1433 N Water St Ste 400-245, Milwaukee, WI 53202
  11. Based in Franklin, 29 mi away

    59/100IFR Score

    Ranked #13 because of its Google rating and service focus: 5.0★ from 32 Google reviews, listed on Google as “Computer support and services”.

    • 5.0★ from 32 Google reviews
    Hours
    Mon–Fri 10 AM–7 PM · Sat 12 PM–4 PM · Sun closed
    Address
    8323 Woodfield Dr, Franklin, WI 53132
  12. Based in Wauwatosa, 18 mi away

    59/100IFR Score

    Ranked #14 because of its Google rating and service focus: 5.0★ from 32 Google reviews, listed on Google as “Computer support and services”.

    • 5.0★ from 32 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun closed
    Address
    11220 W Burleigh St Ste 100, Wauwatosa, WI 53222
  13. Based in Milwaukee, 20 mi away

    59/100IFR Score

    Ranked #15 because of its Google rating and service focus: 4.9★ from 37 Google reviews, listed on Google as “Computer support and services”.

    • 4.9★ from 37 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    600 W Virginia St Ste 200, Milwaukee, WI 53204
  14. 59/100IFR Score

    Ranked #18 because of its Google rating and service focus: 5.0★ from 31 Google reviews, listed on Google as “Computer support and services”.

    • 5.0★ from 31 Google reviews
    Hours
    Mon–Tue 8:30 AM–5 PM · Wed closed · Thu–Fri 8:30 AM–5 PM · Sat–Sun closed
    Address
    10425 W North Ave #215, Milwaukee, WI 53226
  15. Based in Greendale, 21 mi away

    59/100IFR Score

    Ranked #19 because of its Google rating and service focus: 5.0★ from 11 Google reviews, listed on Google as “Computer support and services”.

    • 5.0★ from 11 Google reviews
    Hours
    Mon–Fri 9 AM–8 PM · Sat 10 AM–6 PM · Sun 11 AM–4 PM
  16. Based in Milwaukee, 19 mi away

    58/100IFR Score

    Ranked #23 because of its Google rating and service focus: 4.8★ from 6 Google reviews, listed on Google as “Computer support and services”.

    • 4.8★ from 6 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    1433 N Water St Ste 411, Milwaukee, WI 53202
  17. Based in West Allis, 22 mi away

    58/100IFR Score

    Ranked #24 because of its Google rating and service focus: 5.0★ from 29 Google reviews, listed on Google as “Computer support and services”.

    • 5.0★ from 29 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    1540 S 113th St, West Allis, WI 53214
  18. Based in Menomonee Falls, 15 mi away

    58/100IFR Score

    Ranked #25 because of its Google rating and service focus: 4.8★ from 24 Google reviews, listed on Google as “Computer support and services”.

    • 4.8★ from 24 Google reviews
    Hours
    Mon–Fri 7 AM–4:30 PM · Sat–Sun closed
    Address
    N57 W13466, Reichert Ave, Menomonee Falls, WI 53051

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

managed IT service providers in Grafton, ranks 26 to 50
RankBusinessIFR ScoreGoogle ratingDistance
26DK Systems, LLC584.9★ (43)30 mi
27CCB Technology584.9★ (56)41 mi
28SWICKtech584.9★ (9)24 mi
29OFFSITE, LLC574.5★ (18)50 mi
30Tobin Solutions574.5★ (25)20 mi
31Stamm Technologies574.8★ (22)20 mi
32NSR Business Solutions574.9★ (36)42 mi
33SignaTech Solutions LLC565.0★ (3)22 mi
34MC Services565.0★ (15)20 mi
35IT Computer Support Specialist (MATC Mequon Associate Degree and Technical Diploma Program)564.7★ (9)5 mi
36SSR Total IT564.9★ (15)22 mi
37Lighthouse Technology Consulting LLC565.0★ (11)16 mi
38Digicorp, a WIN Technology Company564.6★ (13)18 mi
39Drop Zone E-sports & Tech Dojo565.0★ (8)28 mi
40Property Management Consultants LLC565.0★ (20)39 mi
41Innovative Dynamic Networks, Inc.565.0★ (25)42 mi
42Chaney Systems564.0★ (15)16 mi
43TriTech Corporation of America554.6★ (14)23 mi
44Concurrency, Inc.554.4★ (14)21 mi
45Source One Technology555.0★ (11)21 mi
46ValorTech555.0★ (8)13 mi
47PC-Matrix555.0★ (5)30 mi
48Lorum1 Systems554.3★ (3)30 mi
49SoftwareOne USA554.6★ (11)20 mi
50ISPros Inc.555.0★ (4)18 mi

Also serving Grafton

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 Grafton
BusinessGoogle ratingDistance
AdCom Technologies Inc4.5★ (2)34 mi
APC IT Solutions, LLC.5.0★ (2)12 mi
Brooke Technologies Corp.5.0★ (2)14 mi
Brooksource - Milwaukee4.0★ (2)20 mi
CompURent5.0★ (1)17 mi
Computer Service Specialists3.7★ (3)In Grafton
Computersmith, L.L.C.5.0★ (23)In Grafton
Geekasyst5.0★ (2)21 mi
Genesis Computer Systems5.0★ (2)45 mi
Kuhn Solutions5.0★ (1)10 mi
Lucas Technical Services LLC5.0★ (2)7 mi
North Shore Computer Services Inc.4.9★ (33)In Grafton
Prism IT ConsultingIn Grafton
QuickBooks®5.0★ (1)18 mi
Service Express | Milwaukee, Wisconsin5.0★ (2)24 mi
Stony Creek Consulting, LLC1.0★ (2)29 mi
Synergic Consulting LLC5.0★ (2)45 mi
Technology USA, LLC3.0★ (2)17 mi
Xerox IT Solutions (formerly ITsavvy)4.0★ (2)13 mi
Z3 I.T. SolutionsIn Grafton

How we ranked Grafton managed IT service providers

We scored 115 Grafton 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 Grafton 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 Grafton: frequently asked questions

Who is the best managed IT service provider in Grafton?

By IFR Score, the highest-ranked managed IT service provider in Grafton, WI is PC LAN Services with an IFR Score of 66/100. It has 5.0★ from 88 Google reviews. It is open 7 days a week. Powerful IT Systems (#2) and Pros 4 Technology LLC. (#3) follow. We ranked 115 managed IT service providers on nine factors, last updated November 9, 2026.

How many managed IT service providers are there in Grafton?

ITFirmsRanked ranks 115 managed IT service providers serving Grafton, WI. Another 20 within 50 mi are listed but not ranked yet. Counts are as of November 2026.

Which managed IT service providers in Grafton work on weekends?

26 of 115 ranked managed IT service providers post Saturday hours and 16 post Sunday hours. The highest-ranked open Saturdays are PC LAN Services (#1), Powerful IT Systems (#2) and XL.net - Milwaukee Managed IT Services Company (#4). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Grafton managed IT service providers have?

The median Google rating among 115 rated managed IT service providers in Grafton is 4.9★, with a median of 18 reviews. MySpot Tech LLC has the most, 242 reviews, and ranks #11. 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 Grafton count in this ranking?

Yes, if they are within 50 mi of the Grafton 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 Grafton 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 Grafton

  1. November 2026: IFR Scores recalculated for 115 managed IT service providers serving Grafton.
  2. November 2026: 1 duplicate listing merged.