Company lists · Data refreshed November 2026
Top 22 Oil and gas operators based in Calgary, Canada
RevenueBase identified 41 company matches for oil and gas operators associated with Calgary, Canada as of November 2026 and tracks 2,126 professional contacts across them, including 706 with verified work emails. Across Canada, Calgary is the largest hub for this category.
This list covers company matches for oil and gas operators associated with Calgary, Canada, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 22 largest oil and gas operators based in Calgary, Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 867 contacts → | ||||
Exact match “Gran Tierra Energy Inc, together with its subsidiaries, is a company focused on oil and gas exploration and production in Azerbaijan, Canada, Colombia and Ecuador.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 183 contacts → | ||||
Exact match “Obsidian Energy Ltd.(TSX / NYSE American: OBE) is an intermediate-sized oil and gas producer with a well-balanced portfolio of high-quality assets producing over 37,450 boe per…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 157 contacts → | ||||
Exact match “Tamarack Valley Energy Ltd (TVE) is an oil & energy company based out of, Calgary, Alberta, Canada.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 150 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 90 contacts → | ||||
Exact match “Drilling Rig Manufacturer & Operation Solutions CanElson Drilling Inc.(“CanElson”) is a leading provider of oilfield services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 68 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 34 contacts → | ||||
Exact match “Enerchem is a Western Canadian based producer of hydrocarbon fluids which include hydrocarbon drilling and fracturing fluids, production improving solvents, specialty aviation…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 33 contacts → | ||||
Exact match “Astara Energy is an emerging, private Junior Oil and Gas company with operations in Alberta” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 27 contacts → | ||||
Exact match “Through our distinct business lines we can provide equipment and expertise for your drilling, completion, production, transportation, oil and gas process equipment and natural gas…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 22 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 18 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 16 contacts → | ||||
Exact match “Proprietary service rigs combined with best-in-class safety and operational performance has allowed Prostar to demonstrate continued growth in a retracting crude oil price…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 13 contacts → | ||||
Exact match “Exploration & Production” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 13 contacts → | ||||
Exact match “We are a premier exploration management firm that, through a robust suite of technical services, informs resource extraction activity for energy producers across Canada and the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 11 contacts → | ||||
Exact match “Barnwell Of Canada, Limited is an Oil & Gas Company based in the City of Calgary, Alberta, Canada.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 10 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 10 contacts → | ||||
Exact match “Canada's source for oil & gas news, activity, and information.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 8 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 7 contacts → | ||||
Exact match “Gear Energy is a public oil and gas E&P company with heavy oil exposure in East Central Alberta and West Central Saskatchewan, and light oil exposure in Central Alberta.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “Bounty Developments Ltd is an oil & energy company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “Essential provides oilfield services to oil and natural gas producers, primarily in western Canada.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Old Hill Oils is an upstream oil and gas company focusing on the Western Canadian Basin.” Recorded in the RevenueBase company graph · Nov 6, 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 “oil and gas operators”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 22 of 41 oil and gas operators based in Calgary, Canada
See the full list, filter by size, metro and specialty, and access 706 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Oil and gas operators based in Calgary, Canada at a glance
As of Nov 6, 2026Companies by employee count
Email recency for this list is measured across the whole Canada list rather than for Calgary, so it is reported there. Company counts and contact totals on this page are exact for Calgary, over 41 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 Calgary, Canada whose business descriptions match “oil and gas operators” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 706 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “oil and gas operators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many oil and gas operators are there based in Calgary, Canada?
RevenueBase identified 41 company matches for oil and gas operators associated with Calgary, Canada as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Gran Tierra Energy tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Canada has the most oil and gas operators?
Calgary leads Canada with 41 company records, followed by Edmonton (7) and Drayton Valley (4).
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 706 professional contacts with verified work emails tracked across these 41 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 41 oil and gas operators based in Calgary, Canada. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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Company intelligence · public preview
Top 22 oil and gas operators based in Calgary, Canada
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 41 matching company records for oil and gas operators based in Calgary, Canada, with 2,126 tracked contacts and 706 verified work emails.
This public preview shows 22 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 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 22 oil and gas operators based in Calgary, 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 |  Gran Tierra Energygrantierra.comHQ: Calgary, AB, CanadaReported employees: 501-1,000 | Calgary, AB, Canada | 501-1,000 | Exact match | 867 contacts → |
“Gran Tierra Energy Inc, together with its subsidiaries, is a company focused on oil and gas exploration and production in Azerbaijan, Canada, Colombia and Ecuador.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Obsidian Energy LTDobsidianenergy.comHQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 183 contacts → |
“Obsidian Energy Ltd.(TSX / NYSE American: OBE) is an intermediate-sized oil and gas producer with a well-balanced portfolio of high-quality assets producing over 37,450 boe per…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Tamarack Valley Energy LTD TVEtamarackvalley.caHQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 157 contacts → |
“Tamarack Valley Energy Ltd (TVE) is an oil & energy company based out of, Calgary, Alberta, Canada.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Surge Energy INCsurgeenergy.caHQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 150 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 |  Canelson Drilling INCensignenergy.comHQ: Calgary, AB, CanadaReported employees: 501-1,000 | Calgary, AB, Canada | 501-1,000 | Exact match | 90 contacts → |
“Drilling Rig Manufacturer & Operation Solutions CanElson Drilling Inc.(“CanElson”) is a leading provider of oilfield services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Western Energy Services Corpwesternenergy.comHQ: Calgary, AB, CanadaReported employees: 501-1,000 | Calgary, AB, Canada | 501-1,000 | Exact match | 68 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | Enerchem International INCenerchem.com HQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 34 contacts → |
“Enerchem is a Western Canadian based producer of hydrocarbon fluids which include hydrocarbon drilling and fracturing fluids, production improving solvents, specialty aviation…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Astara Energy Corpastaraenergy.caHQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 33 contacts → |
“Astara Energy is an emerging, private Junior Oil and Gas company with operations in Alberta” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Total Energy Services INCtotalenergy.caHQ: Calgary, AB, CanadaReported employees: 1,001-5,000 | Calgary, AB, Canada | 1,001-5,000 | Exact match | 27 contacts → |
“Through our distinct business lines we can provide equipment and expertise for your drilling, completion, production, transportation, oil and gas process equipment and natural gas…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Sabre Well Servicing INCsabrewell.comHQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 22 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 |  Westbrick Energy LTDwestbrick.caHQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 18 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 12 |  Prostar Energyprostarwell.comHQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 16 contacts → |
“Proprietary service rigs combined with best-in-class safety and operational performance has allowed Prostar to demonstrate continued growth in a retracting crude oil price…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Western Basin Energy Corporationwestern-basin.comHQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 13 contacts → |
“Exploration & Production” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Synterra Technologies LTDsynterratech.comHQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 13 contacts → |
“We are a premier exploration management firm that, through a robust suite of technical services, informs resource extraction activity for energy producers across Canada and the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Barnwell Of Canada, Limitedbocl.caHQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 11 contacts → |
“Barnwell Of Canada, Limited is an Oil & Gas Company based in the City of Calgary, Alberta, Canada.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Tangle Creek Energy LTDtanglecreekenergy.comHQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 |  BOE Reportboereport.comHQ: Calgary, AB, CanadaReported employees: 1-10 | Calgary, AB, Canada | 1-10 | Exact match | 10 contacts → |
“Canada's source for oil & gas news, activity, and information.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Persist OIL And GAS INCpersistoilandgas.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 |  Gear Energy LTDgearenergy.comHQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 7 contacts → |
“Gear Energy is a public oil and gas E&P company with heavy oil exposure in East Central Alberta and West Central Saskatchewan, and light oil exposure in Central Alberta.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Bounty Developments LTDbountydev.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 4 contacts → |
“Bounty Developments Ltd is an oil & energy company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Essential Energy Services LTDessentialenergy.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 2 contacts → |
“Essential provides oilfield services to oil and natural gas producers, primarily in western Canada.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | OLD Hill Oils LTDoldhill.ca HQ: Calgary, AB, CanadaReported employees: 1-10 | Calgary, AB, Canada | 1-10 | Exact match | 2 contacts → |
“Old Hill Oils is an upstream oil and gas company focusing on the Western Canadian Basin.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 22 of 41 company matches
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Oil and gas operators: dataset insights
November 6, 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
40 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 across the whole Canada list rather than for Calgary, so it is reported there. Company counts and contact totals on this page are exact for Calgary, over 41 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: November 6, 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 oil and gas operators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many oil and gas operators did RevenueBase find based in Calgary, Canada?
The saved snapshot records 41 matching company records, 2,126 tracked contacts and 706 verified emails. The public preview displays 22 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: November 6, 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
Oil and gas operators by geography
- Oil and gas operators based in Dallas, United States
- Oil and gas operators based in Denver, United States
- Oil and gas operators based in Houston, United States
- Oil and gas operators based in Midland, United States
- Oil and gas operators based in Oklahoma City, United States
- Oil and gas operators based in Argentina
- Oil and gas operators based in Brazil
- Oil and gas operators based in Canada
- Oil and gas operators based in Egypt
- Oil and gas operators based in India
- Oil and gas operators based in Indonesia
- Oil and gas operators based in Malaysia
Cite this list
RevenueBase Data Team. Top 22 oil and gas operators based in Calgary, Canada. Snapshot: November 6, 2026. https://revenuebase.ai/companies/oil-and-gas-operators/canada/calgary.
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
- Oil and gas operators based in Dallas, United States
- Oil and gas operators based in Denver, United States
- Oil and gas operators based in Houston, United States
- Oil and gas operators based in Midland, United States
- Oil and gas operators based in Oklahoma City, United States
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Company intelligence · public preview
Top 22 oil and gas operators based in Calgary, Canada
RevenueBase records 41 matching company records for oil and gas operators based in Calgary, Canada, with 2,126 tracked contacts and 706 verified work emails.
This public preview shows 22 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 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 22 oil and gas operators based in Calgary, 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 | Gran Tierra Energygrantierra.com HQ: Calgary, AB, CanadaReported employees: 501-1,000 | Calgary, AB, Canada | 501-1,000 | Exact match | 867 contacts → |
“Gran Tierra Energy Inc, together with its subsidiaries, is a company focused on oil and gas exploration and production in Azerbaijan, Canada, Colombia and Ecuador.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Obsidian Energy LTDobsidianenergy.com HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 183 contacts → |
“Obsidian Energy Ltd.(TSX / NYSE American: OBE) is an intermediate-sized oil and gas producer with a well-balanced portfolio of high-quality assets producing over 37,450 boe per…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Tamarack Valley Energy LTD TVEtamarackvalley.ca HQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 157 contacts → |
“Tamarack Valley Energy Ltd (TVE) is an oil & energy company based out of, Calgary, Alberta, Canada.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Surge Energy INCsurgeenergy.ca HQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 150 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | Canelson Drilling INCensignenergy.com HQ: Calgary, AB, CanadaReported employees: 501-1,000 | Calgary, AB, Canada | 501-1,000 | Exact match | 90 contacts → |
“Drilling Rig Manufacturer & Operation Solutions CanElson Drilling Inc.(“CanElson”) is a leading provider of oilfield services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Western Energy Services Corpwesternenergy.com HQ: Calgary, AB, CanadaReported employees: 501-1,000 | Calgary, AB, Canada | 501-1,000 | Exact match | 68 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | Enerchem International INCenerchem.com HQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 34 contacts → |
“Enerchem is a Western Canadian based producer of hydrocarbon fluids which include hydrocarbon drilling and fracturing fluids, production improving solvents, specialty aviation…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Astara Energy Corpastaraenergy.ca HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 33 contacts → |
“Astara Energy is an emerging, private Junior Oil and Gas company with operations in Alberta” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Total Energy Services INCtotalenergy.ca HQ: Calgary, AB, CanadaReported employees: 1,001-5,000 | Calgary, AB, Canada | 1,001-5,000 | Exact match | 27 contacts → |
“Through our distinct business lines we can provide equipment and expertise for your drilling, completion, production, transportation, oil and gas process equipment and natural gas…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Sabre Well Servicing INCsabrewell.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 22 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | Westbrick Energy LTDwestbrick.ca HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 18 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 12 | Prostar Energyprostarwell.com HQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 16 contacts → |
“Proprietary service rigs combined with best-in-class safety and operational performance has allowed Prostar to demonstrate continued growth in a retracting crude oil price…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Western Basin Energy Corporationwestern-basin.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 13 contacts → |
“Exploration & Production” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Synterra Technologies LTDsynterratech.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 13 contacts → |
“We are a premier exploration management firm that, through a robust suite of technical services, informs resource extraction activity for energy producers across Canada and the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Barnwell Of Canada, Limitedbocl.ca HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 11 contacts → |
“Barnwell Of Canada, Limited is an Oil & Gas Company based in the City of Calgary, Alberta, Canada.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Tangle Creek Energy LTDtanglecreekenergy.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | BOE Reportboereport.com HQ: Calgary, AB, CanadaReported employees: 1-10 | Calgary, AB, Canada | 1-10 | Exact match | 10 contacts → |
“Canada's source for oil & gas news, activity, and information.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Persist OIL And GAS INCpersistoilandgas.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 8 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 | Gear Energy LTDgearenergy.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 7 contacts → |
“Gear Energy is a public oil and gas E&P company with heavy oil exposure in East Central Alberta and West Central Saskatchewan, and light oil exposure in Central Alberta.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Bounty Developments LTDbountydev.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 4 contacts → |
“Bounty Developments Ltd is an oil & energy company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Essential Energy Services LTDessentialenergy.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 2 contacts → |
“Essential provides oilfield services to oil and natural gas producers, primarily in western Canada.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | OLD Hill Oils LTDoldhill.ca HQ: Calgary, AB, CanadaReported employees: 1-10 | Calgary, AB, Canada | 1-10 | Exact match | 2 contacts → |
“Old Hill Oils is an upstream oil and gas company focusing on the Western Canadian Basin.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 22 of 41 company matches
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Oil and gas operators: dataset insights
November 6, 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
40 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 across the whole Canada list rather than for Calgary, so it is reported there. Company counts and contact totals on this page are exact for Calgary, over 41 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: November 6, 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 oil and gas operators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many oil and gas operators did RevenueBase find based in Calgary, Canada?
The saved snapshot records 41 matching company records, 2,126 tracked contacts and 706 verified emails. The public preview displays 22 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: November 6, 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 22 oil and gas operators based in Calgary, Canada. Snapshot: November 6, 2026. https://revenuebase.ai/companies/oil-and-gas-operators/canada/calgary.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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