Company lists · Data verified August 2026

Top 25 Enterprise telecom consulting companies based in Canada

Name: Enterprise telecom consulting companies based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 407 companies tracked

There are 407 enterprise telecom consulting companies headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 10,269 professional contacts across them, including 2,681 with verified work emails and 614 with mobile numbers. Toronto is the largest hub.

This list covers enterprise telecom consulting 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.

407Companies

10,269Contacts tracked

2,681Verified emails

614Mobile numbers

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The 25 largest enterprise telecom consulting companies based in Canada

Ranked by team size

Top 25 of 407 enterprise telecom consulting 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	Tata Communications Transformation Services Tcts	Toronto, ON	1,001-5,000	4,594	533
2	Telecon	Montreal, QC	1,001-5,000	1,567	797
3	NTG Clarity	Markham, ON	501-1,000	868	276
4	Verveba Telecom	Vancouver, BC	501-1,000	287	83
5	Apex Wireless.Ca	Surrey Central, BC	51-200	94	26
6	Maplewave	Dartmouth, NS	51-200	92	61
7	Unity Connected Solutions	Burlington, ON	51-200	86	48
8	YRH INC	Sherbrooke, QC	51-200	80	57
9	Cortex Génie Humain	Montreal, QC	51-200	61	33
10	Sunco Communication And Installation	Kitchener, ON	51-200	50	40
11	Devicom INC	Chicoutimi, QC	11-50	43	20
12	DTS Technical INC	Barrie, ON	51-200	39	3
13	Missing Link Technologies LTD	Moncton, NB	51-200	38	19
14	Precision Communication Solutions INC	Calgary, AB	51-200	37	18
15	OT Group	Oshawa, ON	51-200	35	8
16	Sentaca, An IBM Company	Toronto, ON	51-200	35	3
17	Flexity Systems LTD	Richmond Hill, ON	51-200	34	1
18	Macno Telecom	Montreal, QC	51-200	30	9
19	Pinnacle IP Solutions	Markham, ON	51-200	29	19
20	Télénet Communications	St-Felicien, QC	51-200	29	16
21	Bearing Telecommunications INC Bearingtel	Cambridge, ON	51-200	29	15
22	Abilita	North York, ON	11-50	29	10
23	Zcom Systems Group INC	Mississauga, ON	51-200	25	7
24	Meteor Telecommunications	Mississauga	51-200	21	13
25	Fasttelecom	Repentigny, QC	11-50	20	2

Showing 25 of 407 enterprise telecom consulting companies based in Canada

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Enterprise telecom consulting companies based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 48 HQs

614Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

225

11-50

129

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Enterprise telecom consulting companies by metro

Metro	Companies
Enterprise telecom consulting companies in Toronto	48
Enterprise telecom consulting companies in Montreal	44
Enterprise telecom consulting companies in Calgary	28
Enterprise telecom consulting companies in Vancouver	21
Enterprise telecom consulting companies in Mississauga	19
Enterprise telecom consulting companies in Ottawa	17
Enterprise telecom consulting companies in Laval	9
Enterprise telecom consulting companies in Markham	9

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 “enterprise telecom consulting 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; 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 enterprise telecom consulting companies are there based in Canada?

There are 407 enterprise telecom consulting companies headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Tata Communications Transformation Services Tcts, headquartered in Toronto, tops this list with the largest team on record.

Which city has the most enterprise telecom consulting companies?

Toronto leads with 48 headquartered companies, followed by Montreal (44) and Calgary (28).

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 2,681 verified decision-maker contacts tracked across these 407 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.