Company lists · Data refreshed November 2026

Top 25 Transformer maintenance services based in Canada

RevenueBase identified 170 company matches for transformer maintenance services associated with Canada as of November 2026 and tracks 2,309 professional contacts across them, including 818 with verified work emails. Calgary is the largest hub.

This list covers company matches for transformer maintenance services 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 November 6, 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 Nov 6, 2026 How this list was built
170Companies
2,309Contacts tracked
818Verified emails
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The 25 largest transformer maintenance services based in Canada

Ranked by team size
Top 25 of 170 company matches for transformer maintenance services based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchRegina, SK, CanadaHQ recorded Nov 6, 2026201-500204 contacts →

Exact match

“With experience manufacturing, repairing and servicing distribution equipment, Partner Technologies Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSurrey, BC, CanadaHQ recorded Nov 6, 2026201-500177 contacts →

Exact match

“A leader in specialized services for the high voltage electric power industry, Allteck's expertise ranges from design and installation to maintenance and repair of high voltage…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMarkham, ON, CanadaHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“Our mission at CES Transformers is to provide high-quality, reliable, and innovative transformer solutions that meet the evolving needs of our customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchVernon, BC, CanadaHQ recorded Nov 6, 202611-50103 contacts →

Exact match

“TSBC Our Mission: Meeting our customers' project objectives by providing electrical services for industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 2026501-1,00090 contacts →

Exact match

“RESA Power Canada company, is proud to service the Electrical Utility, Industrial, and Commercial markets across Canada and North America.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSaskatoon, SK, CanadaHQ recorded Nov 6, 2026501-1,00079 contacts →

Exact match

“Our philosophy is to hire the brightest minds and to have the best people in the industry working in satisfying yet challenging positions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPort Moody, BC, CanadaHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“At Colwin Electrical Group, providing energy for life is what we do and how we do it.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNorth Vancouver, BC, CanadaHQ recorded Nov 6, 2026201-50071 contacts →

Exact match

“Alpine West Systems Electrical (AWSE) is your trusted partner in electrical excellence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchGranby, QC, CanadaHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“EnerServ is a growing company with highly skilled personnel, particularly in areas such as maintenance and repair of hydroelectric and thermal energy production equipment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHamilton, CanadaHQ recorded Nov 6, 202611-5056 contacts →

Exact match

“If your electrical equipment is more of a pain in the ass than an asset, it’s time to call Duke.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNew Glasgow, NS, CanadaHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“STARK International is an industry leader in providing oil services for transformers, hydraulic and lubrication oils.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSherbrooke, ON, CanadaHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Surplec offers a centralized service for the sale, purchase, repair, rental, and testing of medium- and high-voltage transformers and equipment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“Mader are heavy equipment maintenance experts delivering quality repairs, preventative maintenance and expert diagnostics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchTerrebonne, QC, CanadaHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“MDL Énergie inc, une compagnie IPS, est un groupe d’ingénieurs et de techniciens bénéficiant d’une expertise dans les services en électrotechnique.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBurnaby, BC, CanadaHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“Since 1955 Beaver Electrical has been providing an exceptional transformer and motor services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAjax, ON, CanadaHQ recorded Nov 6, 202651-20035 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchEdmonton, AB, CanadaHQ recorded Nov 6, 202651-20033 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSaskatoon, SK, CanadaHQ recorded Nov 6, 202611-5033 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSurrey, BC, CanadaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Exell Power Services offers professional service for low, medium and high voltage electrical installations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchVaughan, ON, CanadaHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“For 40 years, Renown proudly offers 24/7/365 service to a wide variety of customers through our state-of-the-art facilities located in Concord, Ontario, Canada.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWinnipeg, SK, CanadaHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“Reducing your plant’s downtime by 23%.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPort Coquitlam, BC, CanadaHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Pacific Powertech Inc.(PPI) is the primary independent electrical power service provider in BC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCalgary, NL, CanadaHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“You’ve known us as Westinghouse, Prairie West, TurboCare, GPR Industries and Siemens - Today we are NorthPoint Technical Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Since 2001, LOK Energy Services specializes in field maintenance services for critical rotating machinery including steam and gas turbines, generators, and peripheral systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMississauga, ON, CanadaHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Magneto Electric Motor Services is the leader in electrical motor repair in Ontario since 1946.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 170 transformer maintenance services based in Canada

See the full list, filter by size, metro and specialty, and access 818 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transformer maintenance services based in Canada at a glance

As of Nov 6, 2026
35.4%Verified-email coverage
13.6Average contacts per company
11-50Median size (employees)
10.0%Largest-city concentration · Calgary
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
78
11-50
58
51-200
24
201-500
3
501-1,000
2

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 170 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 “transformer maintenance services” 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 818 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 November 6, 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 “transformer maintenance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transformer maintenance services are there based in Canada?

RevenueBase identified 170 company matches for transformer maintenance services associated with Canada as of November 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?

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

Which city has the most transformer maintenance services?

Calgary leads with 17 company records, followed by Edmonton (7) and Laval (5).

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 818 professional contacts with verified work emails tracked across these 170 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 November 6, 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.