7 ranked servicesUpdated 0 paid placements in any rankingHow we rank
7 services have a ranked list for St. Catharines, ON. Each list ranks the IT firms that serve the city by IFR Score. The largest list by ranked IT firms is managed IT service providers, with 653.
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.
653 ranked managed IT service providers serve St. Catharines.
5.0 from 38 Google reviews · Based in St. Catharines
4.9 from 248 Google reviews · Based in St. Catharines
5.0 from 83 Google reviews · 15 km away
393 ranked IT consultants serve St. Catharines.
4.9 from 1,199 Google reviews · 20 km away
5.0 from 73 Google reviews · 53 km away
5.0 from 204 Google reviews · 46 km away
376 ranked cybersecurity companies serve St. Catharines.
4.5 from 187 Google reviews · 14 km away
4.7 from 755 Google reviews · 114 km away
4.9 from 322 Google reviews · 72 km away
304 ranked business phone system providers serve St. Catharines.
4.4 from 416 Google reviews · 15 km away
4.4 from 701 Google reviews · 54 km away
4.9 from 1,903 Google reviews · 67 km away
218 ranked data recovery services serve St. Catharines.
4.9 from 715 Google reviews · 58 km away
4.6 from 829 Google reviews · 68 km away
4.6 from 508 Google reviews · 54 km away
184 ranked network cabling and installation companies serve St. Catharines.
5.0 from 262 Google reviews · 49 km away
5.0 from 128 Google reviews · Based in St. Catharines
4.9 from 54 Google reviews · Based in St. Catharines
56 ranked computer repair shops serve St. Catharines.
4.7 from 780 Google reviews · Based in St. Catharines
4.9 from 1,199 Google reviews · 20 km away
4.8 from 180 Google reviews · Based in St. Catharines
Each service list scores every IT firm that serves St. Catharines 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 methodSt. Catharines IT services report 2026All Ontario cities
