Company lists · Data verified August 2026

Top 25 Enterprise IT consulting firms based in Canada

Name: Enterprise IT consulting firms based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 4,272 companies tracked

There are 4,272 enterprise IT consulting firms headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 101,213 professional contacts across them, including 31,274 with verified work emails and 10,349 with mobile numbers. Toronto is the largest hub.

This list covers enterprise IT consulting firms headquartered in Canada, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

4,272Companies

101,213Contacts tracked

31,274Verified emails

10,349Mobile numbers

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The 25 largest enterprise IT consulting firms based in Canada

Ranked by team size

Top 25 of 4,272 enterprise IT consulting firms based in Canada, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Virtusa	Toronto, ON	10001+	29,576	7,884
2	Logica	Montreal, QC	10001+	7,426	857
3	Iris Software INC	Mississauga Mississauga, ON	1,001-5,000	3,473	1,481
4	Improving	Winnipeg, MB	1,001-5,000	1,575	798
5	Lgs, An IBM Company	Montreal, QC	501-1,000	736	44
6	Tekskills INC	Toronto, ON	501-1,000	606	24
7	Online Business Systems	Edmonton, AB	201-500	588	194
8	Bluerose Technologies	Toronto	1,001-5,000	509	173
9	Atyeti INC	Toronto, ON	501-1,000	493	184
10	Invozone	Toronto, ON	201-500	488	10
11	ITI	Laval, QC	201-500	487	150
12	BFG Enterprise Services	Markham, ON	501-1,000	417	194
13	Bits In Glass	Calgary, AB	201-500	386	229
14	Purview	Nepean, ON	1,001-5,000	331	40
15	DUCEN	Montreal, QC	201-500	289	48
16	Ifocus Systec India Private Limited	Burnaby, BC	201-500	278	12
17	f12.net	Markham, ON	201-500	267	190
18	Buzzclan	Toronto, ON	501-1,000	264	98
19	Xalient	Toronto, ON	201-500	260	181
20	Systematix	Calgary, AB	501-1,000	258	46
21	PTS Consulting Services Global	Toronto, ON	201-500	257	4
22	Inventech Info Solutions	Victoria	501-1,000	254	24
23	Bulletproof, A GLI Company	Fredericton, NB	201-500	249	186
24	Mindnerves Technology	Vancouver, BC	201-500	231	6
25	Sans Consulting Services, INC	Richmond Hill, ON	501-1,000	207	26

Showing 25 of 4,272 enterprise IT consulting firms based in Canada

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Enterprise IT consulting firms based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 921 HQs

10,349Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

2,622

11-50

1,150

51-200

340

201-500

501-1,000

1,001-5,000

10001+

Enterprise IT consulting firms by metro

Metro	Companies
Enterprise IT consulting firms in Toronto	921
Enterprise IT consulting firms in Montreal	406
Enterprise IT consulting firms in Calgary	303
Enterprise IT consulting firms in Vancouver	232
Enterprise IT consulting firms in Mississauga	222
Enterprise IT consulting firms in Ottawa	207
Enterprise IT consulting firms in Edmonton	127
Enterprise IT consulting firms in Quebec	95

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “enterprise IT consulting firms”, with match quality audited by blind human judging, and headquartered in Canada.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many enterprise IT consulting firms are there based in Canada?

There are 4,272 enterprise IT consulting firms headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Virtusa, headquartered in Toronto, tops this list with the largest team on record.

Which city has the most enterprise IT consulting firms?

Toronto leads with 921 headquartered companies, followed by Montreal (406) and Calgary (303).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 31,274 verified decision-maker contacts tracked across these 4,272 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.