Company lists · Data refreshed September 2026

Top 25 Residential energy efficiency companies based in Canada

Name: Residential energy efficiency companies based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 432 companies tracked

RevenueBase identified 432 company matches for residential energy efficiency companies associated with Canada as of September 2026 and tracks 4,089 professional contacts across them, including 1,446 with verified work emails. Toronto is the largest hub.

This list covers company matches for residential energy efficiency companies associated with Canada, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

432Companies

4,089Contacts tracked

1,446Verified emails

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The 25 largest residential energy efficiency companies based in Canada

Ranked by team size

Top 25 of 432 company matches for residential energy efficiency companies based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Efficiencyone	Exact match	Dartmouth, NS, CanadaHQ recorded Sep 17, 2026	51-200	230 contacts →
	Exact match “EfficiencyOne is a leading efficiency expert.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Greenfoot Energy Solutions	Exact match	Moncton, NB, CanadaHQ recorded Sep 17, 2026	501-1,000	206 contacts →
	Exact match “Greenfoot Energy Solutions was established in 2014 by a group of energy experts dedicated to improving energy efficiency in Atlantic Canada.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Great Northern Insulation	Exact match	Woodstock, ON, CanadaHQ recorded Sep 17, 2026	201-500	127 contacts →
	Exact match “Founded in 1980, Great Northern Insulation is Ontario's leading building envelope service provider, for the new construction and retrofit markets across commercial, institutional…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	DNE	Exact match	Kirkland, QC, CanadaHQ recorded Sep 17, 2026	51-200	125 contacts →
	Exact match “Your turnkey solution to simple energy management.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Polaron Energy	Exact match	Toronto, ON, CanadaHQ recorded Sep 17, 2026	51-200	123 contacts →
	Exact match “Polaron has defined excellence in Canada’s renewable energy sector since 2013, with proven staying power amid a fast paced industry and a vast portfolio of over installations.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Provident Energy Management	Exact match	Vaughan, ON, CanadaHQ recorded Sep 17, 2026	51-200	91 contacts →
	Exact match “Provident Energy Management Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Énergère	Exact match	Montréal, QC, CanadaHQ recorded Sep 17, 2026	51-200	81 contacts →
	Exact match “Depuis sa fondation en 1997, Énergère (GDI-Ainsworth) est le leader de la transition énergétique, de l’efficacité énergétique et des réductions des émissions de gaz à effet de…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Orizon Energy	Exact match	Edmonton, AB, CanadaHQ recorded Sep 17, 2026	51-200	81 contacts →
	Exact match “Orizon Energy has powered over homes with clean, renewable energy across Canada in just 4 years on the market.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	The RPM Groups	Exact match	Mississauga, ON, CanadaHQ recorded Sep 17, 2026	11-50	80 contacts →
	Exact match “We deliver solutions for our clients because we listen to their needs.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	TST INC	Exact match	Rosemère, QC, CanadaHQ recorded Sep 17, 2026	11-50	73 contacts →
	Exact match “We offer a wide variety of services throughout Canada in both French and English.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Jetson	Exact match	North Vancouver, BC, CanadaHQ recorded Sep 17, 2026	201-500	59 contacts →
	Exact match “Jetson is on a mission to accelerate the transition of 100M homes across North America away from burning fossil fuels to sustainable energy use.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Sinopé Technologies	Exact match	St-jean-sur-richelieu, QC, CanadaHQ recorded Sep 17, 2026	51-200	57 contacts →
	Exact match “Sinopé Technologies is Canada’s largest smart devices manufacturer for the residential and multi-residential sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	PMC Energy Limited	Exact match	Moncton, NB, CanadaHQ recorded Sep 17, 2026	51-200	56 contacts →
	Exact match “Considering over 40% of all energy is consumed by buildings, it is no wonder building managers and owners are becoming increasingly mindful of energy costs and usage.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Active Business Services ABS	Exact match	Burlington, ON, CanadaHQ recorded Sep 17, 2026	11-50	54 contacts →
	Exact match “Active Business Services (ABS) is an industry leader in energy management solutions, with a focus to help organizations accelerate their energy efficiency and optimize energy…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Parity, INC	Exact match	Toronto, ON, CanadaHQ recorded Sep 17, 2026	51-200	53 contacts →
	Exact match “Parity is a remote HVAC Optimization as a Service company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Sustainable Projects Group SPG	Exact match	Calgary, AB, CanadaHQ recorded Sep 17, 2026	11-50	53 contacts →
	Exact match “Sustainable Projects Group is a design-build energy efficiency company working with industry leaders to help accomplish their energy savings goals by providing them with the…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Nerva Energy	Exact match	Hamilton, ON, CanadaHQ recorded Sep 17, 2026	51-200	50 contacts →
	Exact match “Nerva Energy is an award-winning energy advisory firm, helping our clients to maximize their energy performance, decrease GHG emissions, and improve indoor air quality.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Great Canadian	Exact match	Edmonton, AB, CanadaHQ recorded Sep 17, 2026	11-50	44 contacts →
	Exact match “Great Canadian sells energy-efficient, new-construction and renovation materials for homes and commercial properties.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Otter Energy	Exact match	Picton, ON, CanadaHQ recorded Sep 17, 2026	11-50	43 contacts →
	Exact match “We've been making solar simple since 2009.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Ecofitt Corp	Exact match	Calgary, AB, CanadaHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “Ecofitt Corporation is recognized as a premier "Clean Energy" solutions provider and has earned its unparalleled reputation as the premier distributor of high-efficiency water and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Sunly Energy	Exact match	Stratford, PE, CanadaHQ recorded Sep 17, 2026	51-200	37 contacts →
	Exact match “Founded in 2019, Sunly is a leader in residential solar sales and installation, recently expanding into energy storage.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Avalon Master Builder	Exact match	Calgary, AB, CanadaHQ recorded Sep 17, 2026	11-50	36 contacts →
	Exact match “Our decision to build energy efficient and environmentally sustainable housing has had a profound effect on our business model and represents the platform for our home…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	RÜMI	Exact match	Calgary, AB, CanadaHQ recorded Sep 17, 2026	201-500	35 contacts →
	Exact match “Rümi is now ATCO Energy Home Services!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Greensaver	Exact match	Toronto, ON, CanadaHQ recorded Sep 17, 2026	51-200	33 contacts →
	Exact match “Greensaver is Ontario's leading not-for-profit energy efficiency organization.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	CBI Solar	Exact match	Red Deer, AB, CanadaHQ recorded Sep 17, 2026	51-200	29 contacts →
	Exact match “CBI Solar is a trusted leader in residential, commercial, utility, RV, and off-grid solar energy solutions, proudly serving Alberta since 2016.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “residential energy efficiency companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 432 residential energy efficiency companies based in Canada

See the full list, filter by size, metro and specialty, and access 1,446 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Residential energy efficiency companies based in Canada at a glance

As of Sep 17, 2026

35.4%Verified-email coverage

9.5Average contacts per company

1-10Median size (employees)

13.4%Largest-city concentration · Toronto

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

254

11-50

127

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 432 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Canada whose business descriptions match “residential energy efficiency companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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: Every displayed company carries at least one verified work email. RevenueBase tracks 1,446 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “residential energy efficiency companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many residential energy efficiency companies are there based in Canada?

RevenueBase identified 432 company matches for residential energy efficiency companies associated with Canada as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Efficiencyone tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most residential energy efficiency companies?

Toronto leads with 58 company records, followed by Calgary (31) and Vancouver (21).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,446 professional contacts with verified work emails tracked across these 432 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.