Company lists · Data verified August 2026

Top 14 Defense software development companies based in Canada

Name: Defense software development companies based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 25 companies tracked

There are 25 defense software development companies headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 21,329 professional contacts across them, including 6,460 with verified work emails and 5,676 with mobile numbers. Ottawa is the largest hub.

This list covers defense software development companies 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.

25Companies

21,329Contacts tracked

6,460Verified emails

5,676Mobile numbers

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The 14 largest defense software development companies based in Canada

Ranked by team size

Top 14 of 25 defense software development companies 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	Parsons Corporation	Edmonton, AB	10001+	19,490	6,161
2	Adga Group	Kingston, ON	201-500	325	132
3	Neosoft Technologies	Montreal, QC	n/a	109	5
4	Aviya Aerospace Systems	Mississauga, ON	201-500	79	49
5	Presagis	Montreal, QC	201-500	60	1
6	Purelogic IT Solutions	Kanata, ON	11-50	53	46
7	C4i Training & Technology INC	Calgary, AB	51-200	30	15
8	CCX Technologies	Ottawa, ON	11-50	29	13
9	Ipss INC	Toronto, ON	11-50	27	13
10	BAE Systems Canada	Ottawa, ON	1,001-5,000	26	7
11	Computech Canada	Edmundston, NB	11-50	9	7
12	Simfront Simulation Systems Corporation	Ottawa, ON	11-50	9	7
13	Nordiasoft	Gatineau, QC	11-50	6	3
14	Sseng Group INC	Halifax, NS	1-10	1	1

Showing 14 of 25 defense software development companies based in Canada

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Defense software development companies based in Canada at a glance

As of Aug 28, 2026

11-50Median size (employees)

OttawaLargest hub · 6 HQs

5,676Contacts with mobile numbers

15Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

10001+

Defense software development companies by metro

Metro	Companies
Defense software development companies in Ottawa	6
Defense software development companies in Montreal	5
Defense software development companies in Toronto	3
Defense software development companies in Calgary	2
Defense software development companies in Halifax	1
Defense software development companies in Edmundston	1
Defense software development companies in Kingston	1
Defense software development companies in Kanata	1

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 “defense software development companies”, 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; 15 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 defense software development companies are there based in Canada?

There are 25 defense software development companies headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Parsons Corporation, headquartered in Edmonton, tops this list with the largest team on record.

Which city has the most defense software development companies?

Ottawa leads with 6 headquartered companies, followed by Montreal (5) and Toronto (3).

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 6,460 verified decision-maker contacts tracked across these 25 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.