IT Consultants in Ontario: Ranked Lists by City (2026)

83 cities with a ranked listUpdated November 9, 20260 paid placements in any rankingHow we rank →

We rank IT consultants in 83 Ontario cities, 16,328 city rankings in all. The largest lists are Brampton (450), Etobicoke (444) and Mississauga (444).

IT consultants by city in Ontario

Every Ontario city with a ranked list of IT consultants, largest first. Each list ranks IT firms within 80 km of the city.

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

IT consultants ranked by city in Ontario
City	Ranked	Ranked #1	Its IFR Score
IT consultants in Brampton	450	IT MAC SUPPORT MISSISSAUGA	63
IT consultants in Etobicoke	444	IT MAC SUPPORT MISSISSAUGA	63
IT consultants in Mississauga	444	IT MAC SUPPORT MISSISSAUGA	64
IT consultants in Oakville	432	IT MAC SUPPORT MISSISSAUGA	63
IT consultants in Milton	430	IT MAC SUPPORT MISSISSAUGA	62
IT consultants in Burlington	426	IT MAC SUPPORT MISSISSAUGA	62
IT consultants in Toronto	414	IT MAC SUPPORT MISSISSAUGA	63
IT consultants in Orangeville	412	IT MAC SUPPORT MISSISSAUGA	60
IT consultants in Willowdale	407	COMPU-TAG	62
IT consultants in East York	406	IT MAC SUPPORT MISSISSAUGA	62
IT consultants in North York	406	COMPU-TAG	62
IT consultants in Hamilton	405	IT MAC SUPPORT MISSISSAUGA	61
IT consultants in Vaughan	402	COMPU-TAG	63
IT consultants in Scarborough	398	COMPU-TAG	62
IT consultants in St. Catharines	393	JTG Systems - Computer Repair - Laptop Repair	61
IT consultants in Richmond Hill	390	COMPU-TAG	63
IT consultants in Guelph	385	IT MAC SUPPORT MISSISSAUGA	60
IT consultants in Markham	373	COMPU-TAG	62
IT consultants in Aurora	365	COMPU-TAG	62
IT consultants in Pickering	364	COMPU-TAG	62
IT consultants in Newmarket	362	COMPU-TAG	62
IT consultants in Ajax	360	COMPU-TAG	61
IT consultants in East Gwillimbury	356	COMPU-TAG	62
IT consultants in Alliston	351	COMPU-TAG	60
IT consultants in Ancaster	347	IT MAC SUPPORT MISSISSAUGA	60
IT consultants in Uxbridge	345	COMPU-TAG	61
IT consultants in Keswick	333	COMPU-TAG	61
IT consultants in Thorold	333	JTG Systems - Computer Repair - Laptop Repair	61
IT consultants in Oshawa	323	COMPU-TAG	60
IT consultants in Niagara Falls	277	Lighthouse Technology Services	61
IT consultants in Cambridge	241	IT MAC SUPPORT MISSISSAUGA	61
IT consultants in Angus	233	COMPU-TAG	59
IT consultants in Amherstburg	230	Propel Technology	61
IT consultants in Welland	223	JTG Systems - Computer Repair - Laptop Repair	62
IT consultants in Paris	216	North Shield Technology	60
IT consultants in Kitchener	214	North Shield Technology	60
IT consultants in Waterloo	212	North Shield Technology	59
IT consultants in Windsor	212	Propel Technology	63
IT consultants in Brant	211	North Shield Technology	60
IT consultants in Barrie	207	The North Tec	60
IT consultants in Brantford	203	North Shield Technology	59
IT consultants in New Hamburg	147	North Shield Technology	61
IT consultants in Leamington	146	Propel Technology	59
IT consultants in Norfolk County	135	North Shield Technology	60
IT consultants in Simcoe	129	North Shield Technology	59
IT consultants in Lindsay	128	COMPU-TAG	58
IT consultants in Woodstock	123	North Shield Technology	62
IT consultants in Port Colborne	115	JTG Systems - Computer Repair - Laptop Repair	61
IT consultants in Ingersoll	101	North Shield Technology	63
IT consultants in Stratford	96	North Shield Technology	61
IT consultants in Sarnia	90	The Computer Guy, LLC (TCG)	59
IT consultants in Port Hope	88	Digital Underground	56
IT consultants in Chatham	84	The Computer Guy, LLC (TCG)	59
IT consultants in Fort Erie	61	Lighthouse Technology Services	63
IT consultants in Kanata	61	KeepConnected	59
IT consultants in London	61	North Shield Technology	65
IT consultants in Clarence-Rockland	60	NeoLore Networks - Ottawa Managed IT Services Company	57
IT consultants in North Perth	60	IT Solutions Canada	58
IT consultants in Queenswood Heights	60	NeoLore Networks - Ottawa Managed IT Services Company	59
IT consultants in Nepean	59	TickTockTech	59
IT consultants in Ottawa	58	NeoLore Networks - Ottawa Managed IT Services Company	60
IT consultants in Vanier	58	Geeks Know This - Laptop, Computer, Mobile & Tablet Repair	59
IT consultants in Orillia	50	COMPU-TAG	59
IT consultants in Cobourg	40	Digital Underground	59
IT consultants in Peterborough	37	CompuClinic	60
IT consultants in St. Thomas	37	North Shield Technology	63
IT consultants in Collingwood	35	The North Tec	58
IT consultants in Lambton Shores	34	North Shield Technology	60
IT consultants in Belleville	33	Digital Underground	62
IT consultants in Brockville	28	Brock IT \| IT Services	58
IT consultants in Quinte West	28	Digital Underground	63
IT consultants in Midland	27	The North Tec	57
IT consultants in Prince Edward	26	Digital Underground	62
IT consultants in Greater Napanee	25	Digital Underground	60
IT consultants in Kingston	25	CompuFix	59
IT consultants in Cornwall	7	NeoLore Networks - Ottawa Managed IT Services Company	57
IT consultants in Greater Sudbury	7	PC Paramedics: Computer Repairs	58
IT consultants in Rayside-Balfour	7	PC Paramedics: Computer Repairs	57
IT consultants in Valley East	7	PC Paramedics: Computer Repairs	57
IT consultants in Hawkesbury	5	GWA Solutions	59
IT consultants in Pembroke	5	JNB PC Services	61
IT consultants in Petawawa	5	JNB PC Services	62
IT consultants in Timmins	5	Computer World	59

Highest IFR Scores among Ontario IT consultants

Each score is computed within its own city list, so use the city pages to compare businesses. Shown for orientation, not as a state ranking.

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

Highest IFR Scores among Ontario IT consultants
#	IT firm	IFR Score	City list	Google rating
1	North Shield Technology	65	#1 in London	5.0★ (100)
2	IT MAC SUPPORT MISSISSAUGA	64	#1 in Mississauga	5.0★ (73)
3	COMPU-TAG	63	#1 in Richmond Hill	5.0★ (32)
4	Digital Underground	63	#1 in Quinte West	4.7★ (124)
5	Lighthouse Technology Services	63	#1 in Fort Erie	5.0★ (204)
6	Cyberia Hosting	63	#2 in Mississauga	5.0★ (43)
7	Propel Technology	63	#1 in Windsor	5.0★ (24)
8	JNB PC Services	62	#1 in Petawawa	5.0★ (70)
9	Walia Computers	62	#2 in Brampton	4.9★ (39)
10	JTG Systems - Computer Repair - Laptop Repair	62	#1 in Welland	4.9★ (1,199)

Method

How we rank IT providers

IT consultants by city in Ontario

Highest IFR Scores among Ontario IT consultants

Related pages

More in Ontario

Method