Company lists · Data refreshed September 2026
Top 25 Refinery turnaround contractors based in Canada
RevenueBase identified 72 company matches for refinery turnaround contractors associated with Canada as of September 2026 and tracks 3,608 professional contacts across them, including 1,026 with verified work emails. Edmonton is the largest hub.
This list covers company matches for refinery turnaround contractors associated with Canada, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 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 refinery turnaround contractors based in Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 871 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 · Sep 17, 2026 · View company records in RevenueBase | |||||
| 2 | 635 contacts → | ||||
Exact match “FLINT is a leading provider for Maintenance & Turnarounds, Wear Technologies, Fabrication, Modularization & Machining, Facility Construction, Pipeline Installation & Integrity…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 3 | 312 contacts → | ||||
Exact match “CIMS Limited Partnership is 100% Canadian Owned and Operated.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 4 | 198 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 · Sep 17, 2026 · View company records in RevenueBase | |||||
| 5 | 187 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 · Sep 17, 2026 · View company records in RevenueBase | |||||
| 6 | 146 contacts → | ||||
Exact match “Blackstone believes that great people make great businesses.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 7 | 96 contacts → | ||||
Exact match “Got questions or are interested in a particular service?” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 8 | 74 contacts → | ||||
Exact match “Established in 1979 LamSar Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 9 | 61 contacts → | ||||
Exact match “Purnell Energy Services is an oil & gas servicing company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 10 | 47 contacts → | ||||
Exact match “Fluor Driver is a recognized leader in plant maintenance, turnarounds, small capital – and particularly safety – across Canada.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 11 | 47 contacts → | ||||
Exact match “Catalyst Changers has become a recognized go-to source for the Oil, Gas and Petro-chemical Industry when they need dependable Catalyst Changeover and Shutdown Maintenance Services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 12 | 34 contacts → | ||||
Exact match “Weaver Group is a quality contractor specializing in Pipeline, Facility and Civil Construction, as well as Facility Maintenance and Plant Turnarounds.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 13 | 33 contacts → | ||||
Exact match “We provide Facility Construction and Maintenance & Turnaround services to the energy and industrial end markets including Oil & Gas, Agriculture, Mining, Petrochemical, Forestry…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 14 | 32 contacts → | ||||
Exact match “Daveta offers customizable turnaround and project services tailored to our clients’ specific requests.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 15 | 25 contacts → | ||||
Exact match “Turnaround & Shutdown Solutions Turnkey turnaround and shutdown execution with full project lifecycle support Industry‑leading 3D Virtual Design & Construction (VDC) for planning…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 16 | 18 contacts → | ||||
Exact match “CSM is a full service Industrial Contractor.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 17 | 17 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 18 | 16 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “Since starting as a small crew in 1997, Joe Verbeek Contracting Ltd.(JVC Ltd.) has grown into a well-established company offering a full range of maintenance, shutdown…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 20 | 10 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 21 | 10 contacts → | ||||
Exact match “SCI is a multi-service provider for all your construction and Heavy Equipment maintenance needs.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 22 | 7 contacts → | ||||
Exact match “Northwest Industrial is a privately held full-service energy sector contractor specializing in facility construction.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 23 | 6 contacts → | ||||
Exact match “BP Mechanical & Consulting is a Canadian-owned company that has been leading projects and Turnaround events in the oilfield, petroleum, and petrochemical industry since 2003.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 24 | 6 contacts → | ||||
Exact match “We, API Industrial Services Inc, are a contractor based in the Industrial Heartland of Alberta who specializes in rotating equipment.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 25 | 5 contacts → | ||||
Exact match “We provide ongoing maintenance, equipment and machinery installation, shutdown and turnaround services, rigging, plant relocation and build out services to a wide array of clients…” Recorded in the RevenueBase company graph · Sep 17, 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 “refinery turnaround 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 72 refinery turnaround contractors based in Canada
See the full list, filter by size, metro and specialty, and access 1,026 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Refinery turnaround contractors based in Canada at a glance
As of Sep 17, 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 72 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 “refinery turnaround 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 1,026 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 17, 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 “refinery turnaround contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many refinery turnaround contractors are there based in Canada?
RevenueBase identified 72 company matches for refinery turnaround contractors associated with Canada as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
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 refinery turnaround contractors?
Edmonton leads with 9 company records, followed by Calgary (5) and Fort Saskatchewan (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 1,026 professional contacts with verified work emails tracked across these 72 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 2026.
Ready to reach these companies? Verified emails and direct dials for all 72 refinery turnaround contractors based in Canada. Start with a free account, no credit card.
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Refinery turnaround contractors by geography
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 by location
- Lists A-Z
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Company intelligence · public preview
Top 25 refinery turnaround 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 72 matching company records for refinery turnaround contractors based in Canada, with 3,608 tracked contacts and 1,026 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: September 17, 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 refinery turnaround 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 | 871 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Flint Corpflintcorp.com HQ: Calgary, AB, CanadaReported employees: 1,001-5,000 | Calgary, AB, Canada | 1,001-5,000 | Exact match | 635 contacts → |
“FLINT is a leading provider for Maintenance & Turnarounds, Wear Technologies, Fabrication, Modularization & Machining, Facility Construction, Pipeline Installation & Integrity…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Cims Limited Partnershipcimsltd.com HQ: Port Coquitlam, BC, CanadaReported employees: 501-1,000 | Port Coquitlam, BC, Canada | 501-1,000 | Exact match | 312 contacts → |
“CIMS Limited Partnership is 100% Canadian Owned and Operated.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Nisku, AB, CanadaReported employees: 51-200 | Nisku, AB, Canada | 51-200 | Exact match | 198 contacts → |
“Melloy Industrial is a trusted leader in heavy industrial maintenance, turnarounds, project execution and fabrication services across Canada.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Lornevillelorneville.com HQ: Saint John, NB, CanadaReported employees: 501-1,000 | Saint John, NB, Canada | 501-1,000 | Exact match | 187 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Blackstone Industrial Servicesblackstoneindustrial.comHQ: Sherwood Park, AB, CanadaReported employees: 201-500 | Sherwood Park, AB, Canada | 201-500 | Exact match | 146 contacts → |
“Blackstone believes that great people make great businesses.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Innovator Industrial Services INCinnovatorind.com HQ: Spruce Grove, AB, CanadaReported employees: 201-500 | Spruce Grove, AB, Canada | 201-500 | Exact match | 96 contacts → |
“Got questions or are interested in a particular service?” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Lamsar INClamsar.comHQ: Corunna, ON, CanadaReported employees: 501-1,000 | Corunna, ON, Canada | 501-1,000 | Exact match | 74 contacts → |
“Established in 1979 LamSar Inc.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Purnell Energy Services LTDpurnellenergy.com HQ: Grande Prairie, AB, CanadaReported employees: 201-500 | Grande Prairie, AB, Canada | 201-500 | Exact match | 61 contacts → |
“Purnell Energy Services is an oil & gas servicing company.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Fluordriverfdindustrial.com HQ: Edmonton, AB, CanadaReported employees: 501-1,000 | Edmonton, AB, Canada | 501-1,000 | Exact match | 47 contacts → |
“Fluor Driver is a recognized leader in plant maintenance, turnarounds, small capital – and particularly safety – across Canada.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Catalyst Changers INCcatalystchangers.ca HQ: Sundre, AB, CanadaReported employees: 51-200 | Sundre, AB, Canada | 51-200 | Exact match | 47 contacts → |
“Catalyst Changers has become a recognized go-to source for the Oil, Gas and Petro-chemical Industry when they need dependable Catalyst Changeover and Shutdown Maintenance Services.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Weaver Group Limitedweavergroupltd.ca HQ: Peace River, AB, CanadaReported employees: 201-500 | Peace River, AB, Canada | 201-500 | Exact match | 34 contacts → |
“Weaver Group is a quality contractor specializing in Pipeline, Facility and Civil Construction, as well as Facility Maintenance and Plant Turnarounds.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Clearwater Energy Servicesclearwater-energy.ca HQ: Sherwood Park, AB, CanadaReported employees: 1,001-5,000 | Sherwood Park, AB, Canada | 1,001-5,000 | Exact match | 33 contacts → |
“We provide Facility Construction and Maintenance & Turnaround services to the energy and industrial end markets including Oil & Gas, Agriculture, Mining, Petrochemical, Forestry…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Daveta Energy Servicesdaveta.ca HQ: Red Deer County, AB, CanadaReported employees: 51-200 | Red Deer County, AB, Canada | 51-200 | Exact match | 32 contacts → |
“Daveta offers customizable turnaround and project services tailored to our clients’ specific requests.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Tri-Energy Services LTDtri-energy.ca HQ: Red Deer County, AB, CanadaReported employees: 51-200 | Red Deer County, AB, Canada | 51-200 | Exact match | 25 contacts → |
“Turnaround & Shutdown Solutions Turnkey turnaround and shutdown execution with full project lifecycle support Industry‑leading 3D Virtual Design & Construction (VDC) for planning…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Canadian Structural & Mechanical LTDcansam.com HQ: Sarnia Ontario, ON, CanadaReported employees: 201-500 | Sarnia Ontario, ON, Canada | 201-500 | Exact match | 18 contacts → |
“CSM is a full service Industrial Contractor.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  42 West Constructors LTD42west-constructors.comHQ: Edmonton, AB, CanadaReported employees: 51-200 | Edmonton, AB, Canada | 51-200 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Option Construction Corpoptionconstruction.ca HQ: Spruce Grove, AB, CanadaReported employees: 11-50 | Spruce Grove, AB, Canada | 11-50 | Exact match | 16 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 | JVC Group LTDjvcltd.ca HQ: Sherwood Park, AB, CanadaReported employees: 51-200 | Sherwood Park, AB, Canada | 51-200 | Exact match | 13 contacts → |
“Since starting as a small crew in 1997, Joe Verbeek Contracting Ltd.(JVC Ltd.) has grown into a well-established company offering a full range of maintenance, shutdown…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Integrated Constructors LTDintegrated-constructors.com HQ: Edmonton, AB, CanadaReported employees: 501-1,000 | Edmonton, AB, Canada | 501-1,000 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | HQ: Fort Mcmurray, AB, CanadaReported employees: 51-200 | Fort Mcmurray, AB, Canada | 51-200 | Exact match | 10 contacts → |
“SCI is a multi-service provider for all your construction and Heavy Equipment maintenance needs.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Northwest Industrialnwindustrial.ca HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 7 contacts → |
“Northwest Industrial is a privately held full-service energy sector contractor specializing in facility construction.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | BP Mechanical & Consulting LTDbpmechanical.ca HQ: Red Deer, AB, CanadaReported employees: 51-200 | Red Deer, AB, Canada | 51-200 | Exact match | 6 contacts → |
“BP Mechanical & Consulting is a Canadian-owned company that has been leading projects and Turnaround events in the oilfield, petroleum, and petrochemical industry since 2003.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  API Industrial Services INCapiindustrial.comHQ: Sturgeon County, AB, CanadaReported employees: 1-10 | Sturgeon County, AB, Canada | 1-10 | Exact match | 6 contacts → |
“We, API Industrial Services Inc, are a contractor based in the Industrial Heartland of Alberta who specializes in rotating equipment.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Horizon Industrial Services LTDhorizon-industrial.comHQ: Balzac, AB, CanadaReported employees: 11-50 | Balzac, AB, Canada | 11-50 | Exact match | 5 contacts → |
“We provide ongoing maintenance, equipment and machinery installation, shutdown and turnaround services, rigging, plant relocation and build out services to a wide array of clients…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 72 company matches
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Refinery turnaround contractors: dataset insights
September 17, 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
72 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 72 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: September 17, 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 refinery turnaround 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 refinery turnaround contractors did RevenueBase find based in Canada?
The saved snapshot records 72 matching company records, 3,608 tracked contacts and 1,026 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: September 17, 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
Refinery turnaround contractors by geography
Cite this list
RevenueBase Data Team. Top 25 refinery turnaround contractors based in Canada. Snapshot: September 17, 2026. https://revenuebase.ai/companies/refinery-turnaround-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
- Refinery turnaround contractors based in Brazil
- Refinery turnaround contractors based in Saudi Arabia
- Refinery turnaround contractors based in the United States
- AI companies based in Canada
- Cybersecurity companies based in Canada
- Manufacturing companies based in Canada
Company intelligence · public preview
Top 25 refinery turnaround contractors based in Canada
RevenueBase records 72 matching company records for refinery turnaround contractors based in Canada, with 3,608 tracked contacts and 1,026 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: September 17, 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 refinery turnaround 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 | 871 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Flint Corpflintcorp.com HQ: Calgary, AB, CanadaReported employees: 1,001-5,000 | Calgary, AB, Canada | 1,001-5,000 | Exact match | 635 contacts → |
“FLINT is a leading provider for Maintenance & Turnarounds, Wear Technologies, Fabrication, Modularization & Machining, Facility Construction, Pipeline Installation & Integrity…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Cims Limited Partnershipcimsltd.com HQ: Port Coquitlam, BC, CanadaReported employees: 501-1,000 | Port Coquitlam, BC, Canada | 501-1,000 | Exact match | 312 contacts → |
“CIMS Limited Partnership is 100% Canadian Owned and Operated.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Nisku, AB, CanadaReported employees: 51-200 | Nisku, AB, Canada | 51-200 | Exact match | 198 contacts → |
“Melloy Industrial is a trusted leader in heavy industrial maintenance, turnarounds, project execution and fabrication services across Canada.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Lornevillelorneville.com HQ: Saint John, NB, CanadaReported employees: 501-1,000 | Saint John, NB, Canada | 501-1,000 | Exact match | 187 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Blackstone Industrial Servicesblackstoneindustrial.com HQ: Sherwood Park, AB, CanadaReported employees: 201-500 | Sherwood Park, AB, Canada | 201-500 | Exact match | 146 contacts → |
“Blackstone believes that great people make great businesses.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Innovator Industrial Services INCinnovatorind.com HQ: Spruce Grove, AB, CanadaReported employees: 201-500 | Spruce Grove, AB, Canada | 201-500 | Exact match | 96 contacts → |
“Got questions or are interested in a particular service?” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Lamsar INClamsar.com HQ: Corunna, ON, CanadaReported employees: 501-1,000 | Corunna, ON, Canada | 501-1,000 | Exact match | 74 contacts → |
“Established in 1979 LamSar Inc.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Purnell Energy Services LTDpurnellenergy.com HQ: Grande Prairie, AB, CanadaReported employees: 201-500 | Grande Prairie, AB, Canada | 201-500 | Exact match | 61 contacts → |
“Purnell Energy Services is an oil & gas servicing company.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Fluordriverfdindustrial.com HQ: Edmonton, AB, CanadaReported employees: 501-1,000 | Edmonton, AB, Canada | 501-1,000 | Exact match | 47 contacts → |
“Fluor Driver is a recognized leader in plant maintenance, turnarounds, small capital – and particularly safety – across Canada.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Catalyst Changers INCcatalystchangers.ca HQ: Sundre, AB, CanadaReported employees: 51-200 | Sundre, AB, Canada | 51-200 | Exact match | 47 contacts → |
“Catalyst Changers has become a recognized go-to source for the Oil, Gas and Petro-chemical Industry when they need dependable Catalyst Changeover and Shutdown Maintenance Services.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Weaver Group Limitedweavergroupltd.ca HQ: Peace River, AB, CanadaReported employees: 201-500 | Peace River, AB, Canada | 201-500 | Exact match | 34 contacts → |
“Weaver Group is a quality contractor specializing in Pipeline, Facility and Civil Construction, as well as Facility Maintenance and Plant Turnarounds.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Clearwater Energy Servicesclearwater-energy.ca HQ: Sherwood Park, AB, CanadaReported employees: 1,001-5,000 | Sherwood Park, AB, Canada | 1,001-5,000 | Exact match | 33 contacts → |
“We provide Facility Construction and Maintenance & Turnaround services to the energy and industrial end markets including Oil & Gas, Agriculture, Mining, Petrochemical, Forestry…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Daveta Energy Servicesdaveta.ca HQ: Red Deer County, AB, CanadaReported employees: 51-200 | Red Deer County, AB, Canada | 51-200 | Exact match | 32 contacts → |
“Daveta offers customizable turnaround and project services tailored to our clients’ specific requests.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Tri-Energy Services LTDtri-energy.ca HQ: Red Deer County, AB, CanadaReported employees: 51-200 | Red Deer County, AB, Canada | 51-200 | Exact match | 25 contacts → |
“Turnaround & Shutdown Solutions Turnkey turnaround and shutdown execution with full project lifecycle support Industry‑leading 3D Virtual Design & Construction (VDC) for planning…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Canadian Structural & Mechanical LTDcansam.com HQ: Sarnia Ontario, ON, CanadaReported employees: 201-500 | Sarnia Ontario, ON, Canada | 201-500 | Exact match | 18 contacts → |
“CSM is a full service Industrial Contractor.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 42 West Constructors LTD42west-constructors.com HQ: Edmonton, AB, CanadaReported employees: 51-200 | Edmonton, AB, Canada | 51-200 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Option Construction Corpoptionconstruction.ca HQ: Spruce Grove, AB, CanadaReported employees: 11-50 | Spruce Grove, AB, Canada | 11-50 | Exact match | 16 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 | JVC Group LTDjvcltd.ca HQ: Sherwood Park, AB, CanadaReported employees: 51-200 | Sherwood Park, AB, Canada | 51-200 | Exact match | 13 contacts → |
“Since starting as a small crew in 1997, Joe Verbeek Contracting Ltd.(JVC Ltd.) has grown into a well-established company offering a full range of maintenance, shutdown…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Integrated Constructors LTDintegrated-constructors.com HQ: Edmonton, AB, CanadaReported employees: 501-1,000 | Edmonton, AB, Canada | 501-1,000 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | HQ: Fort Mcmurray, AB, CanadaReported employees: 51-200 | Fort Mcmurray, AB, Canada | 51-200 | Exact match | 10 contacts → |
“SCI is a multi-service provider for all your construction and Heavy Equipment maintenance needs.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Northwest Industrialnwindustrial.ca HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 7 contacts → |
“Northwest Industrial is a privately held full-service energy sector contractor specializing in facility construction.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | BP Mechanical & Consulting LTDbpmechanical.ca HQ: Red Deer, AB, CanadaReported employees: 51-200 | Red Deer, AB, Canada | 51-200 | Exact match | 6 contacts → |
“BP Mechanical & Consulting is a Canadian-owned company that has been leading projects and Turnaround events in the oilfield, petroleum, and petrochemical industry since 2003.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | API Industrial Services INCapiindustrial.com HQ: Sturgeon County, AB, CanadaReported employees: 1-10 | Sturgeon County, AB, Canada | 1-10 | Exact match | 6 contacts → |
“We, API Industrial Services Inc, are a contractor based in the Industrial Heartland of Alberta who specializes in rotating equipment.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Horizon Industrial Services LTDhorizon-industrial.com HQ: Balzac, AB, CanadaReported employees: 11-50 | Balzac, AB, Canada | 11-50 | Exact match | 5 contacts → |
“We provide ongoing maintenance, equipment and machinery installation, shutdown and turnaround services, rigging, plant relocation and build out services to a wide array of clients…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 72 company matches
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Refinery turnaround contractors: dataset insights
September 17, 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
72 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 72 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: September 17, 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 refinery turnaround 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 refinery turnaround contractors did RevenueBase find based in Canada?
The saved snapshot records 72 matching company records, 3,608 tracked contacts and 1,026 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: September 17, 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
Refinery turnaround contractors by geography
Cite this list
RevenueBase Data Team. Top 25 refinery turnaround contractors based in Canada. Snapshot: September 17, 2026. https://revenuebase.ai/companies/refinery-turnaround-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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