Company lists · Data verified August 2026
Top 25 Custom business software developers based in Canada
There are 624 custom business software developers headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 6,595 professional contacts across them, including 2,050 with verified work emails and 323 with mobile numbers. Toronto is the largest hub.
This list covers custom business software developers 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.
The 25 largest custom business software developers based in Canada
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 | 617 | |
| 2 | 160 | |
| 3 | 80 | |
| 4 | Univerus | 110 |
| 5 | 5 | |
| 6 | 1 | |
| 7 | 17 | |
| 8 | 31 | |
| 9 | 34 | |
| 10 | 24 | |
| 11 | 34 | |
| 12 | 35 | |
| 13 | 16 | |
| 14 | 30 | |
| 15 | 23 | |
| 16 | 2 | |
| 17 | 2 | |
| 18 | 14 | |
| 19 | 6 | |
| 20 | 7 | |
| 21 | 1 | |
| 22 | 11 | |
| 23 | 10 | |
| 24 | 16 | |
| 25 | 6 |
Showing 25 of 624 custom business software developers based in Canada
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Custom business software developers based in Canada at a glance
As of Aug 28, 2026Companies by employee count
Custom business software developers by metro
| Metro | Companies |
|---|---|
| Custom business software developers in Toronto | 102 |
| Custom business software developers in Montreal | 70 |
| Custom business software developers in Calgary | 46 |
| Custom business software developers in Vancouver | 33 |
| Custom business software developers in Mississauga | 31 |
| Custom business software developers in Edmonton | 24 |
| Custom business software developers in Ottawa | 14 |
| Custom business software developers in Quebec | 13 |
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 “custom business software developers”, 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; 3 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 custom business software developers are there based in Canada?
There are 624 custom business software developers headquartered in Canada as of August 2026 (RevenueBase).
What is the largest company on this list?
Contour Software, headquartered in Markham, tops this list with the largest team on record.
Which city has the most custom business software developers?
Toronto leads with 102 headquartered companies, followed by Montreal (70) and Calgary (46).
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 2,050 verified decision-maker contacts tracked across these 624 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.
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