Company lists · Data refreshed October 2026
Top 25 Downstream oil and gas contractors based in Canada
RevenueBase identified 285 company matches for downstream oil and gas contractors associated with Canada as of October 2026 and tracks 8,570 professional contacts across them, including 2,718 with verified work emails. Calgary is the largest hub.
This list covers company matches for downstream oil and gas 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 October 11, 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 25 largest downstream oil and gas contractors based in Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 882 contacts → | ||||
Exact match “At Stuart Olson, we're not just dedicated to the Canadian construction and industrial services market – we're passionate about turning projects into success stories.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 2 | 324 contacts → | ||||
Exact match “OCL Group Inc.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 3 | 282 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 · Oct 11, 2026 · View company records in RevenueBase | |||||
| 4 | 272 contacts → | ||||
Exact match “For over 70 years, DCM Group has been a vital supporter and construction partner of some of Canada’s most defining industries – oil & gas, petrochemicals, mining, power…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 5 | 271 contacts → | ||||
Exact match “Scovan is an industry-leading EPFC, specializing in delivering innovation and expertise across energy sector projects.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 6 | 227 contacts → | ||||
Exact match “As an integrated single source construction, maintenance, and fabrication constructor, Phoenix Industrial is able to provide a large variety of services to industries throughout…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 7 | 213 contacts → | ||||
Exact match “Gas Liquids Engineering (GLE) is a Calgary, Alberta based engineering services provider.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 8 | 211 contacts → | ||||
Exact match “Melloy Industrial is a trusted leader in heavy industrial maintenance, turnarounds, project execution and fabrication services across Canada.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 9 | 208 contacts → | ||||
Exact match “Magnum Services is shaping North America’s Energy and Infrastructure through innovation and in-house capability.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 10 | 194 contacts → | ||||
Exact match “With over 45 years of experience working on major projects for some of North America’s most prominent companies in large industrial sectors, Lorneville is an established leader in…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 11 | 149 contacts → | ||||
Exact match “Pipeworx Ltd is a leading oil and gas pipeline and facility construction company providing services across Western Canada.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 12 | 144 contacts → | ||||
Exact match “EPFC is a diverse team of professionals with extensive experience in engineering, procurement, fabrication, construction, commission and start-up, and operations.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 13 | 136 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 14 | 128 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 15 | 127 contacts → | ||||
Exact match “STRAIT Group is a dynamic construction and maintenance company offering pipeline, mechanical, and manufacturing services to western Canada’s energy sector.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 16 | 114 contacts → | ||||
Exact match “Bunch Welding / Bunch Projects is an integrated construction-led EPC delivering facility projects across Western Canada’s energy sector.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 17 | 112 contacts → | ||||
Exact match “Since its establishment in 1969, Surerus Pipeline Inc.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 18 | 107 contacts → | ||||
Exact match “League Projects Ltd provides complete pipeline and facility construction services, integrity repairs, modular construction and fabrication through the use of an experienced…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 19 | 104 contacts → | ||||
Exact match “Established in 2004, Canadian owned and operated, Swift Oilfield Supply is the fastest growing Pipe, Valve and Fitting distributor in Western Canada.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 20 | 104 contacts → | ||||
Exact match “Le Groupe PMI a pour mission de développer une offre de services complète pour la réalisation de projets industriels et de maintenance pour l'ensemble des industries primaires…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 21 | 100 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 22 | 100 contacts → | ||||
Exact match “Macro was founded in 1994 and since has become an industry leading Pipeline/Facility Maintenance and Construction Company representing Northeastern BC in Canada’s Oil and Gas…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 23 | 90 contacts → | ||||
Exact match “Providing Excellence and Innovative Solutions.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 24 | 81 contacts → | ||||
Exact match “Tridyne Projects Corporation is a Calgary-based consulting firm which provides our Clients with Engineering, Procurement and Construction Management services in the Oil and Gas…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 25 | 79 contacts → | ||||
Exact match “Established in 1979 LamSar Inc.” Recorded in the RevenueBase company graph · Oct 11, 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 “downstream oil and gas contractors”. 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 285 downstream oil and gas contractors based in Canada
See the full list, filter by size, metro and specialty, and access 2,718 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Downstream oil and gas contractors based in Canada at a glance
As of Oct 11, 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 285 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 “downstream oil and gas 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 2,718 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 11, 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.
Downstream oil and gas contractors by metro
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 “downstream oil and gas contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many downstream oil and gas contractors are there based in Canada?
RevenueBase identified 285 company matches for downstream oil and gas contractors 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?
Stuart Olson INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most downstream oil and gas contractors?
Calgary leads with 88 company records, followed by Edmonton (24) and Nisku (11).
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 2,718 professional contacts with verified work emails tracked across these 285 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 11, 2026.
Ready to reach these companies? Verified emails and direct dials for all 285 downstream oil and gas contractors based in Canada. Start with a free account, no credit card.
Download this list →Related lists
Downstream oil and gas contractors by geography
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- Downstream oil and gas contractors based in Lagos, Nigeria
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- Downstream oil and gas contractors based in Muscat, Oman
- Downstream oil and gas contractors based in Doha, Qatar
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.
More company lists
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- Lists A-Z
- New lists
- Downstream oil and gas contractors based in Rio De Janeiro, Brazil
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Company intelligence · public preview
Top 25 downstream oil and gas contractors 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 285 matching company records for downstream oil and gas contractors based in Canada, with 8,570 tracked contacts and 2,718 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 11, 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 25 downstream oil and gas contractors 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 |  Stuart Olson INCstuartolson.comHQ: Calgary, AB, CanadaReported employees: 1,001-5,000 | Calgary, AB, Canada | 1,001-5,000 | Exact match | 882 contacts → |
“At Stuart Olson, we're not just dedicated to the Canadian construction and industrial services market – we're passionate about turning projects into success stories.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | OCL Groupoclgroup.ca HQ: Okotoks, AB, CanadaReported employees: 501-1,000 | Okotoks, AB, Canada | 501-1,000 | Exact match | 324 contacts → |
“OCL Group Inc.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Thermo Design Engineering LTDthermodesign.comHQ: Edmonton, AB, CanadaReported employees: 501-1,000 | Edmonton, AB, Canada | 501-1,000 | Exact match | 282 contacts → |
“Thermo Design (TDE) is an innovative energy solutions company and a recognized leader in the design and engineering, fabrication, manufacturing, construction management…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | DCM Group INCdcmgroup.ca HQ: Sherwood Park, AB, CanadaReported employees: 501-1,000 | Sherwood Park, AB, Canada | 501-1,000 | Exact match | 272 contacts → |
“For over 70 years, DCM Group has been a vital supporter and construction partner of some of Canada’s most defining industries – oil & gas, petrochemicals, mining, power…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Scovanscovan.caHQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 271 contacts → |
“Scovan is an industry-leading EPFC, specializing in delivering innovation and expertise across energy sector projects.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Phoenix Industrial Group Of Companiesphxgroup.tech HQ: Nisku, AB, CanadaReported employees: 501-1,000 | Nisku, AB, Canada | 501-1,000 | Exact match | 227 contacts → |
“As an integrated single source construction, maintenance, and fabrication constructor, Phoenix Industrial is able to provide a large variety of services to industries throughout…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  GAS Liquids Engineeringgasliquids.comHQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 213 contacts → |
“Gas Liquids Engineering (GLE) is a Calgary, Alberta based engineering services provider.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Nisku, AB, CanadaReported employees: 51-200 | Nisku, AB, Canada | 51-200 | Exact match | 211 contacts → |
“Melloy Industrial is a trusted leader in heavy industrial maintenance, turnarounds, project execution and fabrication services across Canada.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Magnum Servicesmagnumservices.com HQ: Strathmore, AB, CanadaReported employees: 201-500 | Strathmore, AB, Canada | 201-500 | Exact match | 208 contacts → |
“Magnum Services is shaping North America’s Energy and Infrastructure through innovation and in-house capability.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Lornevillelorneville.com HQ: Saint John, NB, CanadaReported employees: 501-1,000 | Saint John, NB, Canada | 501-1,000 | Exact match | 194 contacts → |
“With over 45 years of experience working on major projects for some of North America’s most prominent companies in large industrial sectors, Lorneville is an established leader in…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Pipeworx LTDpipeworx.ca HQ: Spruce Grove, AB, CanadaReported employees: 501-1,000 | Spruce Grove, AB, Canada | 501-1,000 | Exact match | 149 contacts → |
“Pipeworx Ltd is a leading oil and gas pipeline and facility construction company providing services across Western Canada.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Epfc Corpepfccorp.comHQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 144 contacts → |
“EPFC is a diverse team of professionals with extensive experience in engineering, procurement, fabrication, construction, commission and start-up, and operations.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Cornerstone Engineering LTDcornerstoneeng.caHQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 136 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 |  Teng INCteng.caHQ: Mississauga, ON, CanadaReported employees: 51-200 | Mississauga, ON, Canada | 51-200 | Exact match | 128 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Straitstrait.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 127 contacts → |
“STRAIT Group is a dynamic construction and maintenance company offering pipeline, mechanical, and manufacturing services to western Canada’s energy sector.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Bunch Projectsbunch.ca HQ: Rocky Mountain House, AB, CanadaReported employees: 501-1,000 | Rocky Mountain House, AB, Canada | 501-1,000 | Exact match | 114 contacts → |
“Bunch Welding / Bunch Projects is an integrated construction-led EPC delivering facility projects across Western Canada’s energy sector.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Surerus Pipeline INCsurerus.com HQ: Fort St John, BC, CanadaReported employees: 1,001-5,000 | Fort St John, BC, Canada | 1,001-5,000 | Exact match | 112 contacts → |
“Since its establishment in 1969, Surerus Pipeline Inc.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  League Projects LTDleagueprojects.caHQ: Brooks, AB, CanadaReported employees: 501-1,000 | Brooks, AB, Canada | 501-1,000 | Exact match | 107 contacts → |
“League Projects Ltd provides complete pipeline and facility construction services, integrity repairs, modular construction and fabrication through the use of an experienced…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Swift Supplyswiftsupply.ca HQ: Nisku, AB, CanadaReported employees: 51-200 | Nisku, AB, Canada | 51-200 | Exact match | 104 contacts → |
“Established in 2004, Canadian owned and operated, Swift Oilfield Supply is the fastest growing Pipe, Valve and Fitting distributor in Western Canada.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Groupe PMIgroupepmi.ca HQ: Sherbrooke, QC, CanadaReported employees: 201-500 | Sherbrooke, QC, Canada | 201-500 | Exact match | 104 contacts → |
“Le Groupe PMI a pour mission de développer une offre de services complète pour la réalisation de projets industriels et de maintenance pour l'ensemble des industries primaires…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Keywest Projects LTDkeywestprojects.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 100 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Macro Industries INCmacroindustries.ca HQ: Fort St. John, BC, CanadaReported employees: 201-500 | Fort St. John, BC, Canada | 201-500 | Exact match | 100 contacts → |
“Macro was founded in 1994 and since has become an industry leading Pipeline/Facility Maintenance and Construction Company representing Northeastern BC in Canada’s Oil and Gas…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Millenia Engineeringmilleniaeng.comHQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 90 contacts → |
“Providing Excellence and Innovative Solutions.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Tridyne Projects Corporationtridyne.caHQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 81 contacts → |
“Tridyne Projects Corporation is a Calgary-based consulting firm which provides our Clients with Engineering, Procurement and Construction Management services in the Oil and Gas…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Lamsar INClamsar.comHQ: Corunna, ON, CanadaReported employees: 501-1,000 | Corunna, ON, Canada | 501-1,000 | Exact match | 79 contacts → |
“Established in 1979 LamSar Inc.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 285 company matches
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Downstream oil and gas contractors: dataset insights
October 11, 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
284 records in the displayed employee bands.
1 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 285 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 11, 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 ↗
Downstream oil and gas contractors by metro
Questions about this company list
What does Exact match mean for downstream oil and gas contractors?
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 downstream oil and gas contractors did RevenueBase find based in Canada?
The saved snapshot records 285 matching company records, 8,570 tracked contacts and 2,718 verified emails. The public preview displays 25 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 11, 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
Downstream oil and gas contractors by geography
- Downstream oil and gas contractors based in Rio De Janeiro, Brazil
- Downstream oil and gas contractors based in Calgary, Canada
- Downstream oil and gas contractors based in Chennai, India
- Downstream oil and gas contractors based in Mumbai, India
- Downstream oil and gas contractors based in Vadodara, India
- Downstream oil and gas contractors based in Tehran, Iran
- Downstream oil and gas contractors based in Milan, Italy
- Downstream oil and gas contractors based in Kuala Lumpur, Malaysia
- Downstream oil and gas contractors based in Lagos, Nigeria
- Downstream oil and gas contractors based in Port Harcourt, Nigeria
- Downstream oil and gas contractors based in Muscat, Oman
- Downstream oil and gas contractors based in Doha, Qatar
Cite this list
RevenueBase Data Team. Top 25 downstream oil and gas contractors based in Canada. Snapshot: October 11, 2026. https://revenuebase.ai/companies/downstream-oil-and-gas-contractors/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
- Downstream oil and gas contractors based in Rio De Janeiro, Brazil
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- Downstream oil and gas contractors based in Mumbai, India
- Downstream oil and gas contractors based in Vadodara, India
- Downstream oil and gas contractors based in Tehran, Iran
Company intelligence · public preview
Top 25 downstream oil and gas contractors based in Canada
RevenueBase records 285 matching company records for downstream oil and gas contractors based in Canada, with 8,570 tracked contacts and 2,718 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 11, 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 25 downstream oil and gas contractors 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 | Stuart Olson INCstuartolson.com HQ: Calgary, AB, CanadaReported employees: 1,001-5,000 | Calgary, AB, Canada | 1,001-5,000 | Exact match | 882 contacts → |
“At Stuart Olson, we're not just dedicated to the Canadian construction and industrial services market – we're passionate about turning projects into success stories.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | OCL Groupoclgroup.ca HQ: Okotoks, AB, CanadaReported employees: 501-1,000 | Okotoks, AB, Canada | 501-1,000 | Exact match | 324 contacts → |
“OCL Group Inc.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Thermo Design Engineering LTDthermodesign.com HQ: Edmonton, AB, CanadaReported employees: 501-1,000 | Edmonton, AB, Canada | 501-1,000 | Exact match | 282 contacts → |
“Thermo Design (TDE) is an innovative energy solutions company and a recognized leader in the design and engineering, fabrication, manufacturing, construction management…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | DCM Group INCdcmgroup.ca HQ: Sherwood Park, AB, CanadaReported employees: 501-1,000 | Sherwood Park, AB, Canada | 501-1,000 | Exact match | 272 contacts → |
“For over 70 years, DCM Group has been a vital supporter and construction partner of some of Canada’s most defining industries – oil & gas, petrochemicals, mining, power…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Scovanscovan.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 271 contacts → |
“Scovan is an industry-leading EPFC, specializing in delivering innovation and expertise across energy sector projects.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Phoenix Industrial Group Of Companiesphxgroup.tech HQ: Nisku, AB, CanadaReported employees: 501-1,000 | Nisku, AB, Canada | 501-1,000 | Exact match | 227 contacts → |
“As an integrated single source construction, maintenance, and fabrication constructor, Phoenix Industrial is able to provide a large variety of services to industries throughout…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | GAS Liquids Engineeringgasliquids.com HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 213 contacts → |
“Gas Liquids Engineering (GLE) is a Calgary, Alberta based engineering services provider.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Nisku, AB, CanadaReported employees: 51-200 | Nisku, AB, Canada | 51-200 | Exact match | 211 contacts → |
“Melloy Industrial is a trusted leader in heavy industrial maintenance, turnarounds, project execution and fabrication services across Canada.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Magnum Servicesmagnumservices.com HQ: Strathmore, AB, CanadaReported employees: 201-500 | Strathmore, AB, Canada | 201-500 | Exact match | 208 contacts → |
“Magnum Services is shaping North America’s Energy and Infrastructure through innovation and in-house capability.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Lornevillelorneville.com HQ: Saint John, NB, CanadaReported employees: 501-1,000 | Saint John, NB, Canada | 501-1,000 | Exact match | 194 contacts → |
“With over 45 years of experience working on major projects for some of North America’s most prominent companies in large industrial sectors, Lorneville is an established leader in…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Pipeworx LTDpipeworx.ca HQ: Spruce Grove, AB, CanadaReported employees: 501-1,000 | Spruce Grove, AB, Canada | 501-1,000 | Exact match | 149 contacts → |
“Pipeworx Ltd is a leading oil and gas pipeline and facility construction company providing services across Western Canada.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Epfc Corpepfccorp.com HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 144 contacts → |
“EPFC is a diverse team of professionals with extensive experience in engineering, procurement, fabrication, construction, commission and start-up, and operations.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Cornerstone Engineering LTDcornerstoneeng.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 136 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | Teng INCteng.ca HQ: Mississauga, ON, CanadaReported employees: 51-200 | Mississauga, ON, Canada | 51-200 | Exact match | 128 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Straitstrait.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 127 contacts → |
“STRAIT Group is a dynamic construction and maintenance company offering pipeline, mechanical, and manufacturing services to western Canada’s energy sector.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Bunch Projectsbunch.ca HQ: Rocky Mountain House, AB, CanadaReported employees: 501-1,000 | Rocky Mountain House, AB, Canada | 501-1,000 | Exact match | 114 contacts → |
“Bunch Welding / Bunch Projects is an integrated construction-led EPC delivering facility projects across Western Canada’s energy sector.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Surerus Pipeline INCsurerus.com HQ: Fort St John, BC, CanadaReported employees: 1,001-5,000 | Fort St John, BC, Canada | 1,001-5,000 | Exact match | 112 contacts → |
“Since its establishment in 1969, Surerus Pipeline Inc.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | League Projects LTDleagueprojects.ca HQ: Brooks, AB, CanadaReported employees: 501-1,000 | Brooks, AB, Canada | 501-1,000 | Exact match | 107 contacts → |
“League Projects Ltd provides complete pipeline and facility construction services, integrity repairs, modular construction and fabrication through the use of an experienced…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Swift Supplyswiftsupply.ca HQ: Nisku, AB, CanadaReported employees: 51-200 | Nisku, AB, Canada | 51-200 | Exact match | 104 contacts → |
“Established in 2004, Canadian owned and operated, Swift Oilfield Supply is the fastest growing Pipe, Valve and Fitting distributor in Western Canada.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Groupe PMIgroupepmi.ca HQ: Sherbrooke, QC, CanadaReported employees: 201-500 | Sherbrooke, QC, Canada | 201-500 | Exact match | 104 contacts → |
“Le Groupe PMI a pour mission de développer une offre de services complète pour la réalisation de projets industriels et de maintenance pour l'ensemble des industries primaires…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Keywest Projects LTDkeywestprojects.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 100 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Macro Industries INCmacroindustries.ca HQ: Fort St. John, BC, CanadaReported employees: 201-500 | Fort St. John, BC, Canada | 201-500 | Exact match | 100 contacts → |
“Macro was founded in 1994 and since has become an industry leading Pipeline/Facility Maintenance and Construction Company representing Northeastern BC in Canada’s Oil and Gas…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Millenia Engineeringmilleniaeng.com HQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 90 contacts → |
“Providing Excellence and Innovative Solutions.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Tridyne Projects Corporationtridyne.ca HQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 81 contacts → |
“Tridyne Projects Corporation is a Calgary-based consulting firm which provides our Clients with Engineering, Procurement and Construction Management services in the Oil and Gas…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Lamsar INClamsar.com HQ: Corunna, ON, CanadaReported employees: 501-1,000 | Corunna, ON, Canada | 501-1,000 | Exact match | 79 contacts → |
“Established in 1979 LamSar Inc.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 285 company matches
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Downstream oil and gas contractors: dataset insights
October 11, 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
284 records in the displayed employee bands.
1 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 285 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 11, 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 ↗
Downstream oil and gas contractors by metro
Questions about this company list
What does Exact match mean for downstream oil and gas contractors?
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 downstream oil and gas contractors did RevenueBase find based in Canada?
The saved snapshot records 285 matching company records, 8,570 tracked contacts and 2,718 verified emails. The public preview displays 25 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 11, 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 25 downstream oil and gas contractors based in Canada. Snapshot: October 11, 2026. https://revenuebase.ai/companies/downstream-oil-and-gas-contractors/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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