Company lists · Data verified August 2026

Top 25 Energy efficiency consulting firms based in Canada

Name: Energy efficiency 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 411 companies tracked

There are 411 energy efficiency consulting firms headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 9,347 professional contacts across them, including 2,997 with verified work emails and 2,323 with mobile numbers. Toronto is the largest hub.

This list covers energy efficiency 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.

411Companies

9,347Contacts tracked

2,997Verified emails

2,323Mobile numbers

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The 25 largest energy efficiency consulting firms based in Canada

Ranked by team size

Top 25 of 411 energy efficiency 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	Clearesult	Toronto, ON	1,001-5,000	2,137	1,110
2	MCW Group Of Companies	Halifax, NS	201-500	355	264
3	Pageau Morel ET Associés INC	Montreal, QC	201-500	233	133
4	Greenfoot Energy Solutions	Kamloops, BC	501-1,000	200	90
5	GLJ LTD	Calgary, AB	51-200	112	61
6	The RPM Groups	Mississauga, ON	11-50	77	13
7	Econoler	Quebec, QC	51-200	76	46
8	Akonovia	Toronto	51-200	73	25
9	FVB Energy INC	Vaughan, ON	51-200	71	50
10	Prism Engineering Limited	Nelson, BC	51-200	65	47
11	PMC Energy Limited	Moncton, NB	51-200	57	40
12	CES Group	Vancouver, BC	51-200	54	27
13	Nerva Energy	Hamilton, ON	51-200	48	23
14	Embe Consulting Engineers INC	Calgary, AB	11-50	39	21
15	Ecofitt Corp	Vancouver, BC	51-200	38	1
16	Cascadia Scientific INC	Surrey, BC	51-200	37	29
17	Genisys Consulting Group	Quebec, QC	11-50	36	17
18	Energy Performance Services EPS	Montreal, QC	11-50	31	24
19	Enerlife Consulting INC	Toronto, ON	11-50	30	26
20	Panevo	Vancouver, BC	11-50	29	19
21	Enersavings INC	Toronto, ON	51-200	28	18
22	Génécor Experts-Conseils	Quebec, QC	51-200	27	13
23	Energy Werx Corp	Milton, ON	11-50	23	16
24	power-q.inc	Montreal, QC	11-50	23	11
25	Enviro-Stewards INC	Elmira, ON	11-50	21	15

Showing 25 of 411 energy efficiency consulting firms based in Canada

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Energy efficiency consulting firms based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 61 HQs

2,323Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

257

11-50

118

51-200

201-500

501-1,000

1,001-5,000

Energy efficiency consulting firms by metro

Metro	Companies
Energy efficiency consulting firms in Toronto	61
Energy efficiency consulting firms in Calgary	31
Energy efficiency consulting firms in Vancouver	26
Energy efficiency consulting firms in Montreal	18
Energy efficiency consulting firms in Edmonton	16
Energy efficiency consulting firms in Mississauga	10
Energy efficiency consulting firms in Quebec	10
Energy efficiency consulting firms in Ottawa	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 “energy efficiency 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 energy efficiency consulting firms are there based in Canada?

There are 411 energy efficiency consulting firms headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Clearesult, headquartered in Toronto, tops this list with the largest team on record.

Which city has the most energy efficiency consulting firms?

Toronto leads with 61 headquartered companies, followed by Calgary (31) and Vancouver (26).

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 2,997 verified decision-maker contacts tracked across these 411 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.