Company lists · Data refreshed September 2026

Top 25 Defense IT consulting firms based in Canada

RevenueBase identified 805 defense IT consulting firms headquartered in Canada as of September 2026 and tracks 10,582 professional contacts across them, including 4,133 with verified work emails. Toronto is the largest hub.

This list covers defense 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. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
805Companies
10,582Contacts tracked
4,133Verified emails
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The 25 largest defense IT consulting firms based in Canada

Ranked by team size
Top 25 of 805 defense IT consulting firms based in Canada, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to defense IT consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceQuébec, QC, CanadaHQ checked Sep 28, 20261,001-5,0001,403 contacts →

Partial evidence

“Levio is a leading North American technology‑focused consulting firm and one of the two largest system integrators fully owned by Canadian interests, specializing in digital…”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceQuébec, QC, CanadaHQ checked Sep 28, 2026501-1,000742 contacts →

Partial evidence

“A consulting firm providing technology solutions and advisory services to both private and public sector organizations.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceWinnipeg, MB, CanadaHQ checked Sep 28, 2026201-500596 contacts →

Indirect evidence

“Online Business Systems is a digital transformation and cybersecurity consultancy working with clients in Canada, USA & EMEA, now part of CGI.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceQuébec, QC, CanadaHQ checked Sep 28, 2026201-500490 contacts →

Indirect evidence

“We promote human, organizational and operational intelligence, not just artificial intelligence.”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceFredericton, NB, CanadaHQ checked Sep 28, 2026201-500274 contacts →

Partial evidence

“Headquartered in Canada with locations across the US and around the globe, Bulletproof’s ultimate goal is to help your organization reduce IT, security, and/or compliance…”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceOttawa, ON, CanadaHQ checked Sep 28, 20261,001-5,000248 contacts →

Partial evidence

“Calian IT & Cyber Solutions (ITCS) is a global everything-as-a-service, cybersecurity, digital healthcare, application modernization and IT solution provider, committed to helping…”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceOttawa, ON, CanadaHQ checked Sep 28, 2026201-500234 contacts →

Indirect evidence

“Nova Networks is committed to the goal of ensuring that the products and services we provide exceed our clients’ expectations.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceMontréal, QC, CanadaHQ checked Sep 28, 2026201-500177 contacts →

Partial evidence

“Founded in 2003, Victrix is one of the largest IT services companies in Quebec with over 200 professionals.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceHalifax, NS, CanadaHQ checked Sep 28, 202651-200158 contacts →

Indirect evidence

“IMP Solutions, a division of IMP Group Ltd, is a leading information technology company providing Product Sales, Professional Services, and Application Development.”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceVancouver, BC, CanadaHQ checked Sep 28, 2026201-500157 contacts →

Partial evidence

“Quartech is an award-winning business and IT solutions firm delivering outstanding business results since 1984.”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceQuébec, QC, CanadaHQ checked Sep 28, 202651-200157 contacts →

Partial evidence

“MS Solutions offers IT solutions for Quebec businesses.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceToronto, ON, CanadaHQ checked Sep 28, 2026501-1,000150 contacts →

Partial evidence

“Zazz is a trusted software engineering and IT services partner helping enterprises deliver secure, scalable, and high-impact technology initiatives.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceDartmouth, NS, CanadaHQ checked Sep 28, 202651-200138 contacts →

Indirect evidence

“With over 50 years of technological evolution ABM's promise is to provide technology that grows with you and your business.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceOttawa, ON, CanadaHQ checked Sep 28, 202651-200124 contacts →

Indirect evidence

“Where people, processes, and technology align – that’s the OXARO effect.”

Source: RevenueBase Database · checked Sep 28, 2026
15Strong evidenceBrampton, ON, CanadaHQ checked Sep 28, 2026501-1,000108 contacts →

Strong evidence

“Supra ITS is an award-winning full-service technology partner offering 24x7 Managed IT & Cybersecurity Services, IT & AI Consulting, Cloud Services, and IT Project Support.”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceWinnipeg, MB, CanadaHQ checked Sep 28, 202651-20093 contacts →

Partial evidence

“Exchange Technology Services is the only IT Total Solution Provider (TSP) in Manitoba.”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceRegina, SK, CanadaHQ checked Sep 28, 2026501-1,00091 contacts →

Indirect evidence

“SRG Security Resource Group Inc is a physical & cyber security company based in Regina, Saskatchewan.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceToronto, ON, CanadaHQ checked Sep 28, 202651-20086 contacts →

Indirect evidence

“ISA Cybersecurity is one of Canada’s leading cybersecurity services and solutions providers.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceThetford Mines, CanadaHQ checked Sep 28, 202651-20085 contacts →

Indirect evidence

“Business Acumen and a Spirit of Innovation.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceVictoria, BC, CanadaHQ checked Sep 28, 202651-20085 contacts →

Indirect evidence

“The Real People Behind Technology.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceQuébec, QC, CanadaHQ checked Sep 28, 2026201-50084 contacts →

Indirect evidence

“The information technology consultancy GDG was founded in 1997 on the basis of a simple core idea: to listen.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceMontréal, QC, CanadaHQ checked Sep 28, 202651-20084 contacts →

Indirect evidence

“Notre aventure a commencé en 2020 avec une vision claire : offrir un soutien technique et stratégique à nos clients sur trois grands axes : La Sécurité des Systèmes d’information…”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceVancouver, BC, CanadaHQ checked Sep 28, 202651-20075 contacts →

Indirect evidence

“X10 Technologies operates across Canada, the US, and Asia Pacific as a thought leader in enterprise systems and solutions supporting customers throughout their digital…”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceVancouver, BC, CanadaHQ checked Sep 28, 202651-20071 contacts →

Indirect evidence

“Avocette Technologies is a full-service Information Technology provider delivering high-value solutions for all levels of government, public and private sector organizations.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceMontréal, QC, CanadaHQ checked Sep 28, 202651-20067 contacts →

Indirect evidence

“Née de la volonté de conseiller et de soutenir les organisations dans leurs choix technologiques, Kinessor a développé une offre personnalisée visant à répondre aux différents…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 805 defense IT consulting firms based in Canada

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Defense IT consulting firms based in Canada at a glance

As of Sep 28, 2026
39.1%Verified-email coverage
13.1Average contacts per company
1-10Median size (employees)
19.6%Largest-city concentration · Toronto
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
463
11-50
243
51-200
67
201-500
20
501-1,000
6
1,001-5,000
2
10001+
1

Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 805 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among defense IT consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Canada whose own description of what they do matches “defense IT consulting firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names defense IT consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among defense IT consulting firms, and records with no verified work email. Companies headquartered outside Canada are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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
Every listed company carries at least one verified work email, 4,133 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names defense IT consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

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

RevenueBase identified 805 defense IT consulting firms headquartered in Canada as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

LEVIO, headquartered in Quebec, tops this list with the largest team on record.

Which city has the most defense IT consulting firms?

Toronto leads with 158 headquartered companies, followed by Ottawa (89) and Montreal (67).

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 4,133 verified decision-maker contacts tracked across these 805 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.