Company lists · Data refreshed November 2026

Top 24 Ultra-deepwater operators based in Canada

RevenueBase identified 50 company matches for ultra-deepwater operators associated with Canada as of November 2026 and tracks 2,518 professional contacts across them, including 478 with verified work emails. Calgary is the largest hub.

This list covers company matches for ultra-deepwater operators 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
50Companies
2,518Contacts tracked
478Verified emails
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The 24 largest ultra-deepwater operators based in Canada

Ranked by team size
Top 24 of 50 company matches for ultra-deepwater operators 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 matchCalgary, AB, CanadaHQ recorded Nov 6, 2026201-500242 contacts →

Exact match

“Beyond Energy Services & Technology Corp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 2026501-1,000226 contacts →

Exact match

“Horizon Drilling is a division of Western Energy Corps and is Canada’s most reliable and one of the largest drilling contractors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSmithers, ON, CanadaHQ recorded Nov 6, 2026501-1,000219 contacts →

Exact match

“With a focus on preparedness, Hy-Tech Drilling is the long-term partner you can trust to ensure safe and seamless execution, giving you peace of mind.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSaint John, NB, CanadaHQ recorded Nov 6, 2026501-1,000198 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“To put it bluntly, Citadel Drilling is different.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSt John’s, NL, CanadaHQ recorded Nov 6, 2026201-50070 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchFort Saskatchewan, AB, CanadaHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Canada Pump & Power is a leading provider of industrial marine services and products, specializing in four core areas: DIVE – PUMP – BARGE – DREDGE.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDartmouth, NS, CanadaHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“Siem Offshore manages a harsh-weather fleet of offshore support vessels servicing major offshore energy companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRegina, SK, CanadaHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“Grounded in safety, with a commitment to respecting the land and those who call it home, Forged Drilling is a leading provider of drilling operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDartmouth, NS, CanadaHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“We own and operate a fleet of vessels, and coordinate operations to support our clients in the acquisition of ocean data.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNorth Vancouver, BC, CanadaHQ recorded Nov 6, 202651-20030 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 · Nov 6, 2026 · View company records in RevenueBase
12Exact matchTrois-rivières, QC, CanadaHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“MVC Océan has been carrying out maritime and underwater projects since 1970.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDartmouth, NS, CanadaHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Founded in 1969, Dominion Diving Limited has advanced to become the largest professional diving, ROV and subsea services company in Canada.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchArcherwill, SK, CanadaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Bryson Drilling’s focus is to provide quality drilling services that you can trust.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchKelowna, BC, CanadaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Deepsix was established with a vision to deliver subsea and hyperbaric services in Western Canada and beyond.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBrooks, AB, CanadaHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Nabors Drilling Limited is a company based out of 551 Industrial Rd, Brooks, AB, Canada.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLaval, QC, CanadaHQ recorded Nov 6, 20261-105 contacts →

Exact match

“SSM est une unité de plongée polyvalente répondant à une diversité de besoins de maintenance et de construction sous-marine.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBurnaby, BC, CanadaHQ recorded Nov 6, 2026201-5005 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchNavin, MB, CanadaHQ recorded Nov 6, 202611-505 contacts →

Exact match

“We are ….”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHamilton, ON, CanadaHQ recorded Nov 6, 202651-2004 contacts →

Exact match

“ASI Group Ltd (ASI) is a 120 person firm that was founded in 1987 by a core group of individuals with backgrounds in marine biology, commercial diving, and marine construction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSaguenay, QC, CanadaHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Groupe Riverin Maritime, spécialisé en transport maritime et en travaux maritimes, location de barges de rivières, plongeurs, scaphandriers, inspection et travaux sous-marins”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPort Stanley, ON, CanadaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Orange Force Marine is a capable marine service company that provides flexible, reliable, efficient vessels & equipment, combining professional crew, highly experienced management…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchDartmouth, NS, CanadaHQ recorded Nov 6, 202611-502 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMount Pearl, NL, CanadaHQ recorded Nov 6, 202651-2001 contacts →

Exact match

“Kraken Robotics, Inc.”

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

Showing 24 of 50 ultra-deepwater operators based in Canada

See the full list, filter by size, metro and specialty, and access 478 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ultra-deepwater operators based in Canada at a glance

As of Nov 6, 2026
19.0%Verified-email coverage
50.4Average contacts per company
11-50Median size (employees)
16.0%Largest-city concentration · Calgary
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
7
11-50
17
51-200
12
201-500
5
501-1,000
5
1,001-5,000
1

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 50 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 “ultra-deepwater operators” 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 478 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 “ultra-deepwater operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ultra-deepwater operators are there based in Canada?

RevenueBase identified 50 company matches for ultra-deepwater operators 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?

Beyond Energy Services And Technology Corp tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most ultra-deepwater operators?

Calgary leads with 8 company records, followed by Dartmouth (5) and St Johns (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 478 professional contacts with verified work emails tracked across these 50 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.