Company lists · Data refreshed September 2026
Top 25 Oilfield consulting firms based in Calgary, Canada
RevenueBase identified 329 oilfield consulting firms headquartered in Calgary, Canada as of September 2026 and tracks 6,791 professional contacts across them, including 2,504 with verified work emails. Across Canada, Calgary is the largest hub for this category.
This list covers oilfield consulting firms headquartered in Calgary, Canada, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 oilfield consulting firms based in Calgary, Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 315 contacts → | ||||
Indirect evidence “Reliance is a place where extraordinary people gather to inspire those around them with truly outstanding service: service to each other, service to our customers, and service to…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 250 contacts → | ||||
Indirect evidence “Element Technical Services is a privately owned Canadian service company specializing in fracturing and coiled tubing services, backed by exceptional technical support.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 209 contacts → | ||||
Partial evidence “Aim is a full service land consulting firm with expert knowledge to complete projects on time and on budget.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 153 contacts → | ||||
Partial evidence “Summit, An Earth Services Company, is a professional environmental consulting and services company serving the oil and gas, energy and utilities, resources and mining and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 140 contacts → | ||||
Indirect evidence “Led by experienced managers, employees and investors, Tier 1 Energy Solutions Inc.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 126 contacts → | ||||
Partial evidence “CES is an innovative leader in chemical solutions throughout the life-cycle of the oilfield.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 120 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 93 contacts → | ||||
Partial evidence “Founded in 2001, RECON is the evolution of a long line of successful oilfield service companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 89 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 81 contacts → | ||||
Partial evidence “As a privately-owned oilfield service company SIMMONS EDECO provides oilfield services to an international customer base of major oil companies and large independent producers…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 76 contacts → | ||||
Indirect evidence “McDaniel is focused on unravelling the complexities of the Energy business.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 74 contacts → | ||||
Indirect evidence “To put it bluntly, Citadel Drilling is different.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 66 contacts → | ||||
Partial evidence “Liberty is a leading North American oilfield services firm that offers one of the most innovative suites of completion services and technologies to onshore oil and natural gas…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 46 contacts → | ||||
Indirect evidence “HOCS Projects has established itself as a leader in designs for thermal oil production facilities and as a trailblazer in development of technology alternatives that are…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 40 contacts → | ||||
Partial evidence “Pillar Oilfield Projects Ltd is an oil & energy mechanical and general contractor based out of Alberta with a fabrication shop in Edmonton.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 39 contacts → | ||||
Partial evidence “Kobold is your source for advanced oilfield downhole technology from completions, intervention to real-time solutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 37 contacts → | ||||
Indirect evidence “Drilling, Completions, Liability and Asset Management Services” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 36 contacts → | ||||
Indirect evidence “Progressive thinking and innovation may define our company but it’s the strength of our people that sets us apart.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 35 contacts → | ||||
Partial evidence “is an independent consulting and technology company providing, and for the Oil & Gas Exploration and Production (E&P) industry.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 35 contacts → | ||||
Indirect evidence “Savanna Well Servicing’s Canadian division has an exceptional track record of quality service and has operated in all plays through the Western Canadian Sedimentary Basin.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 35 contacts → | ||||
Indirect evidence “Narag Energy Solutions is an innovative oil and gas services provider to clients who need rapid and accurate asset determination services, production optimization, engineering…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 33 contacts → | ||||
Indirect evidence “At Lumina, our clients come first.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 33 contacts → | ||||
Partial evidence “Cabra is a Calgary-based geological consulting firm, focusing on technology driven results.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 33 contacts → | ||||
Indirect evidence “Remedy has provided quality wells and technology engineering and project management services to the Oil & Gas Industry since 1991.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 33 contacts → | ||||
Indirect evidence “The SWAT Concept: SWAT Projects Ltd is built upon strategic relationships which allows us to be tactical in the execution of work for our clients.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: oilfield consulting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names oilfield consulting firms.
- Partial evidence
- Its own public description names part of oilfield consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name oilfield consulting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 329 oilfield consulting firms based in Calgary, Canada
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 2,504 reachable decision-makers.
Free signup · no credit card
Oilfield consulting firms based in Calgary, Canada at a glance
As of Sep 29, 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 329 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among oilfield consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Calgary, Canada whose own description of what they do matches “oilfield consulting firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names oilfield consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among oilfield consulting firms, and records with no verified work email. Companies headquartered outside Calgary are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 2,504 across the full list. 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 29, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Oilfield consulting firms by metro in Canada
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names oilfield consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many oilfield consulting firms are there based in Calgary, Canada?
RevenueBase identified 329 oilfield consulting firms headquartered in Calgary, Canada as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Reliance Oilfield Services, headquartered in Calgary, tops this list with the largest team on record.
Which city in Canada has the most oilfield consulting firms?
Calgary leads Canada with 329 headquartered companies, followed by Edmonton (48) and Grande Prairie (15).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,504 verified decision-maker contacts tracked across these 329 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 329 oilfield consulting firms based in Calgary, Canada. Start with a free account, no credit card.
Download this list →Related lists
Oilfield consulting firms by geography
- Oilfield consulting firms based in Perth, Australia
- Oilfield consulting firms based in Rio De Janeiro, Brazil
- Oilfield consulting firms based in Edmonton, Canada
- Oilfield consulting firms based in Cairo, Egypt
- Oilfield consulting firms based in Mumbai, India
- Oilfield consulting firms based in Jakarta, Indonesia
- Oilfield consulting firms based in Tehran, Iran
- Oilfield consulting firms based in Kuala Lumpur, Malaysia
- Oilfield consulting firms based in Lagos, Nigeria
- Oilfield consulting firms based in Port Harcourt, Nigeria
- Oilfield consulting firms based in Stavanger, Norway
- Oilfield consulting firms based in Muscat, Oman
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 Smart Search, 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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Oilfield consulting firms based in Perth, Australia
- Oilfield consulting firms based in Rio De Janeiro, Brazil
- Oilfield consulting firms based in Edmonton, Canada
- Oilfield consulting firms based in Cairo, Egypt
- Oilfield consulting firms based in Mumbai, India
- Oilfield consulting firms based in Jakarta, Indonesia