Company lists · Data verified August 2026

Top 9 Armed security guard services based in Ottawa, Canada

Name: Armed security guard services based in Ottawa, 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 armed security guard services headquartered in Ottawa, Canada (RevenueBase, August 2026). RevenueBase tracks 468 professional contacts across them, including 44 with verified work emails and 17 with mobile numbers. Toronto is the largest hub.

This list covers armed security guard services headquartered in Ottawa, 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

468Contacts tracked

44Verified emails

17Mobile numbers

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The 9 largest armed security guard services based in Ottawa, Canada

Ranked by team size

Top 9 of 25 armed security guard services based in Ottawa, 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	Synergy Protection Group INC	Ottawa, ON	1,001-5,000	203	4
2	Falcon Security Services	Ottawa, ON	51-200	76	3
3	360 Advanced Security Corporation	Ottawa, ON	51-200	38	20
4	Signal 88 Security Of Ottawa	Ottawa, ON	11-50	10	3
5	Signal Of Ottawa	Ottawa, ON	201-500	9	4
6	Limerock Security	Ottawa, ON	1-10	8	6
7	Harkav Security	Ottawa, ON	51-200	5	2
8	Alfadefence Security	Ottawa, ON	51-200	5	1
9	Security.Ca INC	Ottawa, ON	11-50	4	1

Showing 9 of 25 armed security guard services based in Ottawa, Canada

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Armed security guard services based in Ottawa, Canada at a glance

As of Aug 28, 2026

11-50Median size (employees)

TorontoLargest hub · 95 HQs

17Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Armed security guard services by metro in Canada

Metro	Companies
Armed security guard services in Toronto	95
Armed security guard services in Mississauga	41
Armed security guard services in Calgary	40
Armed security guard services in Vancouver	35
Armed security guard services in Surrey	34
Armed security guard services in Edmonton	34
Armed security guard services in Montreal	33
Armed security guard services in Ottawa	25

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 “armed security guard services”, with match quality audited by blind human judging, and headquartered in Ottawa, 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 armed security guard services are there based in Ottawa, Canada?

There are 25 armed security guard services headquartered in Ottawa, Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Synergy Protection Group INC, headquartered in Ottawa, tops this list with the largest team on record.

Which city has the most armed security guard services?

Toronto leads with 95 headquartered companies, followed by Mississauga (41) and Calgary (40).

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 44 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.