Company lists · Data verified August 2026

Top 25 IT consulting companies based in Montreal, Canada

Name: IT consulting companies based in Montreal, Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 312 companies tracked

As of August 2026, this directory lists 312 IT consulting companies based in Montreal, Canada, with 10,940 contacts and 1,971 email addresses. Toronto is the single most-represented city among the companies on the list. Use the directory to identify potential vendors, partners, and sales prospects.

IT consulting companies advise organizations on technology strategy, systems, software, infrastructure, cybersecurity, cloud services, and related IT implementation needs. This list covers companies that provide professional IT consulting services, including technology advisory, systems planning, implementation support, and related services. Ranked by team size, largest first. Data current as of August 28, 2026.

312Companies

10,940Contacts tracked

1,971Verified emails

477Mobile numbers

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The 25 largest IT consulting companies based in Montreal, Canada

Ranked by team size

Top 25 of 312 IT consulting companies based in Montreal, 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	Logica	Montreal, QC	10001+	7,426	857
2	Lgs, An IBM Company	Montreal, QC	501-1,000	736	44
3	DUCEN	Montreal, QC	201-500	289	48
4	Talan Americas	Montreal, QC	201-500	266	155
5	The Adaptavist Group	Montreal, QC	1,001-5,000	250	180
6	Victrix	Montreal, QC	201-500	177	125
7	Optimum IT Solutions	Montreal, QC	51-200	71	2
8	Nexus Innovations	Montreal, QC	51-200	70	52
9	Kinessor	Montreal, QC	51-200	66	34
10	GTI Canada	Montreal, QC	51-200	64	22
11	Isci INC	Montreal, QC	11-50	63	1
12	Cortex Génie Humain	Montreal, QC	51-200	61	33
13	Teamwork Canada	Montreal, QC	501-1,000	59	30
14	Indigo Consulting - IAM Experts	Montreal, QC	51-200	52	33
15	Renaps	Montreal, QC	51-200	45	27
16	Dotcom	Montreal, QC	11-50	41	6
17	Facilité	Montreal, QC	201-500	39	11
18	M3p	Montreal, QC	51-200	36	13
19	Opustechnology	Montreal, QC	11-50	23	4
20	Servicenextgen	Montreal, QC	11-50	20	8
21	Mykad Consulting	Montreal, QC	51-200	18	3
22	IT Unlock	Montreal	51-200	18	1
23	Groupe GSC	Montreal, QC	11-50	16	5
24	Chrome Technologies	Montreal, QC	51-200	16	2
25	Optisigma INC	Montreal, QC	11-50	14	10

Showing 25 of 312 IT consulting companies based in Montreal, Canada

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IT consulting companies based in Montreal, Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 914 HQs

477Contacts with mobile numbers

11Emails re-verified in last 30 days

Companies by employee count

1-10

184

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

IT consulting companies by metro in Canada

Metro	Companies
IT consulting companies in Toronto	914
IT consulting companies in Montreal	384
IT consulting companies in Calgary	305
IT consulting companies in Mississauga	243
IT consulting companies in Vancouver	226
IT consulting companies in Ottawa	194
IT consulting companies in Edmonton	126
IT consulting companies in Quebec	99

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 “IT consulting companies”, with match quality audited by blind human judging, and headquartered in Montreal, 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; 11 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 IT consulting companies are in the directory?

The directory contains 312 IT consulting companies based in Montreal, Canada as of August 2026.

How can I find contacts at IT consulting companies?

You can use this directory to review 10,940 contacts and 1,971 email addresses associated with IT consulting companies based in Montreal, Canada.

Which city has the most IT consulting companies on the list?

Toronto is the single most-represented city among the IT consulting companies on the list.

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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.