Company lists · Data verified August 2026

Top 8 Due diligence consulting firms based in Canada

Name: Due diligence 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 31 companies tracked

There are 31 due diligence consulting firms headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 132 professional contacts across them, including 37 with verified work emails and 14 with mobile numbers. Toronto is the largest hub.

This list covers due diligence 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.

31Companies

132Contacts tracked

37Verified emails

14Mobile numbers

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The 8 largest due diligence consulting firms based in Canada

Ranked by team size

Top 8 of 31 due diligence 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	N3 Business Advisors INC	Mississauga, ON	1-10	20	11
2	One-Eighty Consulting Group	Vancouver, BC	11-50	16	9
3	Beaumont Advisors Limited	Halifax, NS	11-50	8	8
4	Nexlevel	Red Deer County, AB	1-10	5	3
5	Scout Intelligence INC	Toronto, ON	1-10	3	3
6	Future Standard	Victoria, BC	1-10	2	1
7	CXK Environmental Consulting	Waterloo, ON	1-10	1	1
8	G2m Advisors	Toronto, ON	1-10	1	1

Showing 8 of 31 due diligence consulting firms based in Canada

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 37 reachable decision-makers.

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Due diligence consulting firms based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 9 HQs

14Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

Due diligence consulting firms by metro

Metro	Companies
Due diligence consulting firms in Toronto	9
Due diligence consulting firms in Calgary	4
Due diligence consulting firms in Mississauga	3
Due diligence consulting firms in Vancouver	3
Due diligence consulting firms in Ottawa	2
Due diligence consulting firms in Halifax	1
Due diligence consulting firms in Montreal	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 “due diligence 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 due diligence consulting firms are there based in Canada?

There are 31 due diligence consulting firms headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

N3 Business Advisors INC, headquartered in Mississauga, tops this list with the largest team on record.

Which city has the most due diligence consulting firms?

Toronto leads with 9 headquartered companies, followed by Calgary (4) and Mississauga (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 37 verified decision-maker contacts tracked across these 31 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.