Company lists · Data verified August 2026

Top 25 Data center security system companies based in Canada

Name: Data center security system companies based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 285 companies tracked

There are 285 data center security system companies headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 3,288 professional contacts across them, including 961 with verified work emails and 440 with mobile numbers. Toronto is the largest hub.

This list covers data center security system 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.

285Companies

3,288Contacts tracked

961Verified emails

440Mobile numbers

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The 25 largest data center security system companies based in Canada

Ranked by team size

Top 25 of 285 data center security system 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	Tech Systems Inc. TSI	Markham, ON	201-500	525	235
2	Acre Security	Ottawa, ON	201-500	336	189
3	ANG India LTD	Mississauga, ON	201-500	210	5
4	Wilsons Security	Yarmouth, NS	51-200	119	47
5	SRG Security Resource Group INC	Saskatoon, SK	501-1,000	90	29
6	Lion Guard Security	Toronto, ON	201-500	83	7
7	Peregrine Protection	North York, ON	201-500	58	2
8	Telsco Security	Edmonton, AB	51-200	54	30
9	Security ONE Alarm Systems	London, ON	11-50	44	20
10	360 Advanced Security Corporation	Ottawa, ON	51-200	38	20
11	Protection Plus	Toronto, ON	11-50	36	11
12	AC Technical Systems LTD	Whitby, ON	51-200	29	16
13	Quinn Digital Asset Protection	Toronto	11-50	24	13
14	Alarm Systems	Brockville, ON	51-200	24	12
15	Tri-West Security	Edmonton, AB	51-200	24	4
16	ADSS	Montreal, QC	11-50	23	19
17	Sécur-Icare	Longueuil, QC	51-200	23	6
18	Apple Security	Vancouver, BC	51-200	22	2
19	Protect-Ip Global Solutions Solutions Globales	Oshawa, ON	11-50	21	14
20	Ctiai Security	Winnipeg, MB	11-50	21	10
21	Safetech Security	Toronto, ON	51-200	20	8
22	Pro-Teck Sécurité	Laval, QC	11-50	19	14
23	Télé Alarme Plus	St-Georges, QC	51-200	19	8
24	EZ Security Solutions	Barrie, ON	51-200	17	1
25	Pinder's Lock & Security Inc. O A Pinder's Security Products	St. Catharines, ON	11-50	15	6

Showing 25 of 285 data center security system companies based in Canada

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Data center security system companies based in Canada at a glance

As of Aug 28, 2026

11-50Median size (employees)

TorontoLargest hub · 26 HQs

440Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

132

11-50

105

51-200

201-500

501-1,000

1,001-5,000

10001+

Data center security system companies by metro

Metro	Companies
Data center security system companies in Toronto	26
Data center security system companies in Montreal	18
Data center security system companies in Mississauga	18
Data center security system companies in Vaughan	13
Data center security system companies in Calgary	11
Data center security system companies in Ottawa	10
Data center security system companies in Edmonton	10
Data center security system companies in Surrey	10

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 “data center security system 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; 6 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 data center security system companies are there based in Canada?

There are 285 data center security system companies headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Tech Systems Inc. TSI, headquartered in Markham, tops this list with the largest team on record.

Which city has the most data center security system companies?

Toronto leads with 26 headquartered companies, followed by Montreal (18) and Mississauga (18).

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 961 verified decision-maker contacts tracked across these 285 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.