7 ranked servicesUpdated 0 paid placements in any rankingHow we rank
7 services have a ranked list for Janesville, WI. Each list ranks the IT firms that serve the city by IFR Score. The largest list by ranked IT firms is cybersecurity companies, with 204.
Ranked by IFR Score among the IT firms that serve the city. Open a service for its full list.
Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.
204 ranked cybersecurity companies serve Janesville.
4.9 from 46 Google reviews · Based in Janesville
5.0 from 32 Google reviews · 61 mi away
5.0 from 46 Google reviews · 38 mi away
109 ranked managed IT service providers serve Janesville.
5.0 from 68 Google reviews · 18 mi away
4.9 from 75 Google reviews · 39 mi away
5.0 from 24 Google reviews · 29 mi away
106 ranked IT consultants serve Janesville.
4.9 from 51 Google reviews · Based in Janesville
4.7 from 22 Google reviews · 33 mi away
5.0 from 68 Google reviews · 34 mi away
36 ranked business phone system providers serve Janesville.
4.8 from 154 Google reviews · Based in Janesville
4.8 from 343 Google reviews · 30 mi away
4.8 from 159 Google reviews · 48 mi away
34 ranked network cabling and installation companies serve Janesville.
4.9 from 30 Google reviews · 31 mi away
5.0 from 26 Google reviews · 23 mi away
4.5 from 13 Google reviews · 39 mi away
29 ranked data recovery services serve Janesville.
4.8 from 342 Google reviews · 34 mi away
5.0 from 17 Google reviews · 15 mi away
4.8 from 573 Google reviews · 34 mi away
21 ranked computer repair shops serve Janesville.
4.8 from 563 Google reviews · Based in Janesville
5.0 from 24 Google reviews · Based in Janesville
4.8 from 93 Google reviews · 9 mi away
Each service list scores every IT firm that serves Janesville on the same IFR Score, from 0 to 100.
Reputation, review volume, recency, availability, service focus, proximity, claimed profile, partnered and client reviews each carry a fixed weight.
Read the full methodJanesville IT services report 2026All Wisconsin cities
