Company lists · Data refreshed September 2026

Top 25 Offshore petroleum platform contractors based in Canada

RevenueBase identified 54 company matches for offshore petroleum platform contractors associated with Canada as of September 2026 and tracks 1,486 professional contacts across them, including 428 with verified work emails. Calgary is the largest hub.

This list covers company matches for offshore petroleum platform contractors 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 29, 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 29, 2026 How this list was built
54Companies
1,486Contacts tracked
428Verified emails
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The 25 largest offshore petroleum platform contractors based in Canada

Ranked by team size
Top 25 of 54 company matches for offshore petroleum platform contractors based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchEdmonton, AB, CanadaHQ recorded Sep 29, 2026501-1,000278 contacts →

Exact match

“Thermo Design (TDE) is an innovative energy solutions company and a recognized leader in the design and engineering, fabrication, manufacturing, construction management…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchSaint John, NB, CanadaHQ recorded Sep 29, 2026501-1,000194 contacts →

Exact match

“Atlantic Towing is a leading provider of Offshore Supply, Port and Coastal marine services, operating in the North Atlantic, South Atlantic, Arctic and Pacific Coastal regions, as…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchNorth Vancouver, BC, CanadaHQ recorded Sep 29, 202651-200104 contacts →

Exact match

“VanPile is one of the largest marine general contractor in Canada.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchSt John’s, NL, CanadaHQ recorded Sep 29, 2026201-50064 contacts →

Exact match

“Reliance Offshore is the offshore & marine personnel subsidiary of the I.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchWhitecourt, AB, CanadaHQ recorded Sep 29, 2026201-50047 contacts →

Exact match

“At Carbonex, we strive to provide innovative and safe solutions for construction and maintenance that exceed client expectations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchCalgary, AB, CanadaHQ recorded Sep 29, 202651-20040 contacts →

Exact match

“Pillar Oilfield Projects Ltd is an oil & energy mechanical and general contractor based out of Alberta with a fabrication shop in Edmonton.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchGrande Prairie, AB, CanadaHQ recorded Sep 29, 2026201-50038 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchNisku, AB, CanadaHQ recorded Sep 29, 202651-20035 contacts →

Exact match

“We are a leader in unique and creative engineering and fabrication solutions to the Oil & Gas industry by top quality, experienced professionals.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchClagary, AB, CanadaHQ recorded Sep 29, 202651-20029 contacts →

Exact match

“COOEC is now one of the largest EPCI contractors for the offshore oil and gas industry in North America.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchDartmouth, NS, CanadaHQ recorded Sep 29, 2026201-50028 contacts →

Exact match

“MacKinnon & Olding (M&O) is a Nova Scotia-based marine construction and industrial services company with 40 years of experience and one of Eastern Canada’s leading providers of…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchNorth Vancouver, BC, CanadaHQ recorded Sep 29, 202651-20026 contacts →

Exact match

“Canpac Marine Services Inc, is based in the Port of Vancouver, Canada and has been providing marine services to inland, coastal, and offshore sectors since 1965.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchNisku, AB, CanadaHQ recorded Sep 29, 202651-20020 contacts →

Exact match

“Petro-Line, incorporated in 1977, is involved in the construction, maintenance, and upgrading of Pipelines and Facilities in the Oil and Gas Industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchSpruce Grove, AB, CanadaHQ recorded Sep 29, 202611-5016 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchGrande Prairie, CanadaHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Prefurd is an experienced multi-service contractor assisting commercial and private clients (mainly in the oil & gas industries), in the planning, drafting, constructing, and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchEdmonton, AB, CanadaHQ recorded Sep 29, 202651-2009 contacts →

Exact match

“Rushton Gas and Oil Equipment Ltd specializes in providing engineering, design, fabrication and maintenance of Oil and Gas production plants.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchLasalle, ON, CanadaHQ recorded Sep 29, 202611-508 contacts →

Exact match

“Large scale marine contractor specializing in heavy marine construction with a focus on pipeline deployments, pile driving, shoreline protection, full construction of water…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchEdmonton, CanadaHQ recorded Sep 29, 20261-107 contacts →

Exact match

“Integrated Total Solutions (ITS) is a specialized design build and engineered solutions company primarily servicing customers in the Petrochemical, Oil & Gas, Power Generation and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchEdmonton, AB, CanadaHQ recorded Sep 29, 20261-107 contacts →

Exact match

“Our goal is to become an industry leader by providing a complete cradle to grave approach for the oil and gas sector.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchLeduc, AB, CanadaHQ recorded Sep 29, 202611-507 contacts →

Exact match

“With over 100 years of combined global experience in product and component design, manufacturing, logistics and support, Element offers something unique missing in the industry –…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchSherwood Park, AB, CanadaHQ recorded Sep 29, 202651-2006 contacts →

Exact match

“When you need results, we deliver the best in oilfield construction and maintenance services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchCharlie Lake, BC, CanadaHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Highmark Oilfield Services Ltd.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchNavin, MB, CanadaHQ recorded Sep 29, 202611-505 contacts →

Exact match

“We are ….”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchLeduc, AB, CanadaHQ recorded Sep 29, 202611-504 contacts →

Exact match

“NTI is a privately owned company founded in 2011.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchLakelands, NS, CanadaHQ recorded Sep 29, 202611-504 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchGrande Prairie, AB, CanadaHQ recorded Sep 29, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 54 offshore petroleum platform contractors based in Canada

See the full list, filter by size, metro and specialty, and access 428 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore petroleum platform contractors based in Canada at a glance

As of Sep 29, 2026
28.8%Verified-email coverage
27.5Average contacts per company
11-50Median size (employees)
11.1%Largest-city concentration · Calgary
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
14
11-50
16
51-200
14
201-500
6
501-1,000
4

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 54 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 “offshore petroleum platform contractors” 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 428 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 29, 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 “offshore petroleum platform contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore petroleum platform contractors are there based in Canada?

RevenueBase identified 54 company matches for offshore petroleum platform contractors 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?

Thermo Design Engineering LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most offshore petroleum platform contractors?

Calgary leads with 6 company records, followed by Edmonton (6) and Grande Prairie (3).

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 428 professional contacts with verified work emails tracked across these 54 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 29, 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.