Company lists · Data refreshed October 2026
Top 17 Offshore construction vessel operators based in Canada
RevenueBase identified 45 company matches for offshore construction vessel operators associated with Canada as of October 2026 and tracks 1,487 professional contacts across them, including 486 with verified work emails. Dartmouth is the largest hub.
This list covers company matches for offshore construction vessel 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 October 19, 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.
The 17 largest offshore construction vessel operators based in Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 359 contacts → | ||||
Exact match “Harbour Towing | Shipyard | Ship Repairs | Naval Construction | Equipement Rental | Floating wharves | Barge and Worboat Rental | Salvage | Marine Transportation | Dredging Ocean…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 2 | 178 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 3 | 104 contacts → | ||||
Exact match “VanPile is one of the largest marine general contractor in Canada.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 4 | 65 contacts → | ||||
Exact match “Reliance Offshore is the offshore & marine personnel subsidiary of the I.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 5 | 49 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 6 | 40 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 7 | 29 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 8 | 27 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 9 | 19 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 10 | 9 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 11 | 7 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 12 | 5 contacts → | ||||
Exact match “JD Marine and Diving Inc is a leader in the underwater commercial diving field as well as “surface” construction, whether in terms of maintaining and repairing or constructing…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 13 | 5 contacts → | ||||
Exact match “We are ….” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 14 | 4 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 15 | 4 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 · Oct 19, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match “Full service marine provider with a fleet of capable vessels ready to take on any project.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 17 | 2 contacts → | ||||
Exact match “Pierre Gagné Contracting is a civil and marine contractor based in Thunder Bay, Ontario, Canada.” Recorded in the RevenueBase company graph · Oct 19, 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 “offshore construction vessel operators”. 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 17 of 45 offshore construction vessel operators based in Canada
See the full list, filter by size, metro and specialty, and access 486 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Offshore construction vessel operators based in Canada at a glance
As of Oct 19, 2026Companies by employee count
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 45 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 construction vessel 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 486 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 October 19, 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 construction vessel operators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many offshore construction vessel operators are there based in Canada?
RevenueBase identified 45 company matches for offshore construction vessel operators associated with Canada as of October 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?
Ocean Océan tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most offshore construction vessel operators?
Dartmouth leads with 5 company records, followed by North Vancouver (3) and Delta (2).
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 486 professional contacts with verified work emails tracked across these 45 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 October 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 45 offshore construction vessel operators based in Canada. Start with a free account, no credit card.
Download this list →Related lists
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- Offshore construction vessel operators based in Australia
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- Offshore construction vessel operators based in Denmark
- Offshore construction vessel operators based in France
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.
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Company intelligence · public preview
Top 17 offshore construction vessel operators based in Canada
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 45 matching company records for offshore construction vessel operators based in Canada, with 1,487 tracked contacts and 486 verified work emails.
This public preview shows 17 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 17 offshore construction vessel operators based in Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Ocean Océangroupocean.comHQ: Québec, QC, CanadaReported employees: 501-1,000 | Québec, QC, Canada | 501-1,000 | Exact match | 359 contacts → |
“Harbour Towing | Shipyard | Ship Repairs | Naval Construction | Equipement Rental | Floating wharves | Barge and Worboat Rental | Salvage | Marine Transportation | Dredging Ocean…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Atlantic Towingatlantictowing.comHQ: Saint John, NB, CanadaReported employees: 501-1,000 | Saint John, NB, Canada | 501-1,000 | Exact match | 178 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Vancouver Pile Drivingvanpile.comHQ: North Vancouver, BC, CanadaReported employees: 51-200 | North Vancouver, BC, Canada | 51-200 | Exact match | 104 contacts → |
“VanPile is one of the largest marine general contractor in Canada.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Reliance Offshore, A Subsidiary Of I. H. Mathersihmathers.comHQ: St John’s, NL, CanadaReported employees: 201-500 | St John’s, NL, Canada | 201-500 | Exact match | 65 contacts → |
“Reliance Offshore is the offshore & marine personnel subsidiary of the I.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Siem Offshore Canadasiemoffshore.com HQ: Dartmouth, NS, CanadaReported employees: 51-200 | Dartmouth, NS, Canada | 51-200 | Exact match | 49 contacts → |
“Siem Offshore manages a harsh-weather fleet of offshore support vessels servicing major offshore energy companies.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Cooec Canadacooec.startdate.caHQ: Clagary, AB, CanadaReported employees: 51-200 | Clagary, AB, Canada | 51-200 | Exact match | 40 contacts → |
“COOEC is now one of the largest EPCI contractors for the offshore oil and gas industry in North America.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Canpac Marine Services INCcanpacmarine.comHQ: North Vancouver, BC, CanadaReported employees: 51-200 | North Vancouver, BC, Canada | 51-200 | Exact match | 29 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Leeway Marineleewaymarine.caHQ: Dartmouth, NS, CanadaReported employees: 11-50 | Dartmouth, NS, Canada | 11-50 | Exact match | 27 contacts → |
“We own and operate a fleet of vessels, and coordinate operations to support our clients in the acquisition of ocean data.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Dominion Diving LTDdominiondiving.com HQ: Dartmouth, NS, CanadaReported employees: 11-50 | Dartmouth, NS, Canada | 11-50 | Exact match | 19 contacts → |
“Founded in 1969, Dominion Diving Limited has advanced to become the largest professional diving, ROV and subsea services company in Canada.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Dean Construction Companydeanconstructioncompany.comHQ: Lasalle, ON, CanadaReported employees: 11-50 | Lasalle, ON, Canada | 11-50 | Exact match | 9 contacts → |
“Large scale marine contractor specializing in heavy marine construction with a focus on pipeline deployments, pile driving, shoreline protection, full construction of water…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  ASI Groupasi-group.comHQ: Hamilton, ON, CanadaReported employees: 51-200 | Hamilton, ON, Canada | 51-200 | Exact match | 7 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | JD Marine And Diving INCjdmarine.ca HQ: Cardigan, PE, CanadaReported employees: 11-50 | Cardigan, PE, Canada | 11-50 | Exact match | 5 contacts → |
“JD Marine and Diving Inc is a leader in the underwater commercial diving field as well as “surface” construction, whether in terms of maintaining and repairing or constructing…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Dominion Divers 2003 LTDdominiondivers.ca HQ: Navin, MB, CanadaReported employees: 11-50 | Navin, MB, Canada | 11-50 | Exact match | 5 contacts → |
“We are ….” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Orange Force Marine LTDorangeforcemarine.comHQ: Port Stanley, ON, CanadaReported employees: 1-10 | Port Stanley, ON, Canada | 1-10 | Exact match | 4 contacts → |
“Orange Force Marine is a capable marine service company that provides flexible, reliable, efficient vessels & equipment, combining professional crew, highly experienced management…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Groupe Riverin Maritimegrouperiverin.com HQ: Saguenay, QC, CanadaReported employees: 11-50 | Saguenay, QC, Canada | 11-50 | Exact match | 4 contacts → |
“Groupe Riverin Maritime, spécialisé en transport maritime et en travaux maritimes, location de barges de rivières, plongeurs, scaphandriers, inspection et travaux sous-marins” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Titan Maritimetitanmaritime.ca HQ: Mahone Bay, NS, CanadaReported employees: 1-10 | Mahone Bay, NS, Canada | 1-10 | Exact match | 3 contacts → |
“Full service marine provider with a fleet of capable vessels ready to take on any project.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Pierre Gagné Contracting LTDpierregagnecontracting.com HQ: Thunder Bay, ON, CanadaReported employees: 11-50 | Thunder Bay, ON, Canada | 11-50 | Exact match | 2 contacts → |
“Pierre Gagné Contracting is a civil and marine contractor based in Thunder Bay, Ontario, Canada.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 17 of 45 company matches
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Offshore construction vessel operators: dataset insights
October 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
45 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 45 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for offshore construction vessel operators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many offshore construction vessel operators did RevenueBase find based in Canada?
The saved snapshot records 45 matching company records, 1,487 tracked contacts and 486 verified emails. The public preview displays 17 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Offshore construction vessel operators by geography
- Offshore construction vessel operators based in Rio De Janeiro, Brazil
- Offshore construction vessel operators based in Mumbai, India
- Offshore construction vessel operators based in Kuala Lumpur, Malaysia
- Offshore construction vessel operators based in Singapore, Singapore
- Offshore construction vessel operators based in Abu Dhabi, United Arab Emirates
- Offshore construction vessel operators based in Dubai, United Arab Emirates
- Offshore construction vessel operators based in Aberdeen, United Kingdom
- Offshore construction vessel operators based in Houston, United States
- Offshore construction vessel operators based in Australia
- Offshore construction vessel operators based in Brazil
- Offshore construction vessel operators based in Denmark
- Offshore construction vessel operators based in France
Cite this list
RevenueBase Data Team. Top 17 offshore construction vessel operators based in Canada. Snapshot: October 19, 2026. https://revenuebase.ai/companies/offshore-construction-vessel-operators/canada.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Offshore construction vessel operators based in Rio De Janeiro, Brazil
- Offshore construction vessel operators based in Mumbai, India
- Offshore construction vessel operators based in Kuala Lumpur, Malaysia
- Offshore construction vessel operators based in Singapore, Singapore
- Offshore construction vessel operators based in Abu Dhabi, United Arab Emirates
- Offshore construction vessel operators based in Dubai, United Arab Emirates
Company intelligence · public preview
Top 17 offshore construction vessel operators based in Canada
RevenueBase records 45 matching company records for offshore construction vessel operators based in Canada, with 1,487 tracked contacts and 486 verified work emails.
This public preview shows 17 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 17 offshore construction vessel operators based in Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Ocean Océangroupocean.com HQ: Québec, QC, CanadaReported employees: 501-1,000 | Québec, QC, Canada | 501-1,000 | Exact match | 359 contacts → |
“Harbour Towing | Shipyard | Ship Repairs | Naval Construction | Equipement Rental | Floating wharves | Barge and Worboat Rental | Salvage | Marine Transportation | Dredging Ocean…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Atlantic Towingatlantictowing.com HQ: Saint John, NB, CanadaReported employees: 501-1,000 | Saint John, NB, Canada | 501-1,000 | Exact match | 178 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Vancouver Pile Drivingvanpile.com HQ: North Vancouver, BC, CanadaReported employees: 51-200 | North Vancouver, BC, Canada | 51-200 | Exact match | 104 contacts → |
“VanPile is one of the largest marine general contractor in Canada.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Reliance Offshore, A Subsidiary Of I. H. Mathersihmathers.com HQ: St John’s, NL, CanadaReported employees: 201-500 | St John’s, NL, Canada | 201-500 | Exact match | 65 contacts → |
“Reliance Offshore is the offshore & marine personnel subsidiary of the I.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Siem Offshore Canadasiemoffshore.com HQ: Dartmouth, NS, CanadaReported employees: 51-200 | Dartmouth, NS, Canada | 51-200 | Exact match | 49 contacts → |
“Siem Offshore manages a harsh-weather fleet of offshore support vessels servicing major offshore energy companies.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Cooec Canadacooec.startdate.ca HQ: Clagary, AB, CanadaReported employees: 51-200 | Clagary, AB, Canada | 51-200 | Exact match | 40 contacts → |
“COOEC is now one of the largest EPCI contractors for the offshore oil and gas industry in North America.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Canpac Marine Services INCcanpacmarine.com HQ: North Vancouver, BC, CanadaReported employees: 51-200 | North Vancouver, BC, Canada | 51-200 | Exact match | 29 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Leeway Marineleewaymarine.ca HQ: Dartmouth, NS, CanadaReported employees: 11-50 | Dartmouth, NS, Canada | 11-50 | Exact match | 27 contacts → |
“We own and operate a fleet of vessels, and coordinate operations to support our clients in the acquisition of ocean data.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Dominion Diving LTDdominiondiving.com HQ: Dartmouth, NS, CanadaReported employees: 11-50 | Dartmouth, NS, Canada | 11-50 | Exact match | 19 contacts → |
“Founded in 1969, Dominion Diving Limited has advanced to become the largest professional diving, ROV and subsea services company in Canada.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Dean Construction Companydeanconstructioncompany.com HQ: Lasalle, ON, CanadaReported employees: 11-50 | Lasalle, ON, Canada | 11-50 | Exact match | 9 contacts → |
“Large scale marine contractor specializing in heavy marine construction with a focus on pipeline deployments, pile driving, shoreline protection, full construction of water…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | ASI Groupasi-group.com HQ: Hamilton, ON, CanadaReported employees: 51-200 | Hamilton, ON, Canada | 51-200 | Exact match | 7 contacts → |
“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 description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | JD Marine And Diving INCjdmarine.ca HQ: Cardigan, PE, CanadaReported employees: 11-50 | Cardigan, PE, Canada | 11-50 | Exact match | 5 contacts → |
“JD Marine and Diving Inc is a leader in the underwater commercial diving field as well as “surface” construction, whether in terms of maintaining and repairing or constructing…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Dominion Divers 2003 LTDdominiondivers.ca HQ: Navin, MB, CanadaReported employees: 11-50 | Navin, MB, Canada | 11-50 | Exact match | 5 contacts → |
“We are ….” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Orange Force Marine LTDorangeforcemarine.com HQ: Port Stanley, ON, CanadaReported employees: 1-10 | Port Stanley, ON, Canada | 1-10 | Exact match | 4 contacts → |
“Orange Force Marine is a capable marine service company that provides flexible, reliable, efficient vessels & equipment, combining professional crew, highly experienced management…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Groupe Riverin Maritimegrouperiverin.com HQ: Saguenay, QC, CanadaReported employees: 11-50 | Saguenay, QC, Canada | 11-50 | Exact match | 4 contacts → |
“Groupe Riverin Maritime, spécialisé en transport maritime et en travaux maritimes, location de barges de rivières, plongeurs, scaphandriers, inspection et travaux sous-marins” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Titan Maritimetitanmaritime.ca HQ: Mahone Bay, NS, CanadaReported employees: 1-10 | Mahone Bay, NS, Canada | 1-10 | Exact match | 3 contacts → |
“Full service marine provider with a fleet of capable vessels ready to take on any project.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Pierre Gagné Contracting LTDpierregagnecontracting.com HQ: Thunder Bay, ON, CanadaReported employees: 11-50 | Thunder Bay, ON, Canada | 11-50 | Exact match | 2 contacts → |
“Pierre Gagné Contracting is a civil and marine contractor based in Thunder Bay, Ontario, Canada.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 17 of 45 company matches
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Offshore construction vessel operators: dataset insights
October 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
45 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 45 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for offshore construction vessel operators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many offshore construction vessel operators did RevenueBase find based in Canada?
The saved snapshot records 45 matching company records, 1,487 tracked contacts and 486 verified emails. The public preview displays 17 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 17 offshore construction vessel operators based in Canada. Snapshot: October 19, 2026. https://revenuebase.ai/companies/offshore-construction-vessel-operators/canada.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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