Company lists · Data refreshed November 2026

Top 25 Oil and gas tax consultants based in Canada

RevenueBase identified 392 company matches for oil and gas tax consultants associated with Canada as of November 2026 and tracks 3,666 professional contacts across them, including 1,210 with verified work emails. Calgary is the largest hub.

This list covers company matches for oil and gas tax consultants 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 November 4, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 4, 2026 How this list was built
392Companies
3,666Contacts tracked
1,210Verified emails
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The 25 largest oil and gas tax consultants based in Canada

Ranked by team size
Top 25 of 392 company matches for oil and gas tax consultants based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchVancouver, BC, CanadaHQ recorded Nov 4, 2026201-500422 contacts →

Exact match

“Crowe MacKay LLP is a vibrant team of trusted advisors in eight cities across western and northern Canada.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2Exact matchCalgary, ON, CanadaHQ recorded Nov 4, 2026201-500270 contacts →

Exact match

“For more than 70 years, our focus has always been to bring financial peace of mind to our Canadian business owners.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3Exact matchToronto, ON, CanadaHQ recorded Nov 4, 202651-200180 contacts →

Exact match

“Zeifmans is a full-service tax, accounting and consulting firm based in Toronto, Canada.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
4Exact matchAnjou, BC, CanadaHQ recorded Nov 4, 202651-200104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5Exact matchVancouver, BC, CanadaHQ recorded Nov 4, 202651-200100 contacts →

Exact match

“Located in the heart of Downtown Vancouver, Invictus Accounting Group LLP provides consulting, accounting and tax advisory for publicly listed and privately held companies.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
6Exact matchOttawa, ON, CanadaHQ recorded Nov 4, 202651-20097 contacts →

Exact match

“GGFL is the tax planning and accounting firm for Ottawa’s successful business people.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7Exact matchMississauga, ON, CanadaHQ recorded Nov 4, 202651-20082 contacts →

Exact match

“We are an accounting, tax, and business consulting firm based in the Greater Toronto Area, Canada.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8Exact matchMississauga, ON, CanadaHQ recorded Nov 4, 202651-20076 contacts →

Exact match

“S+C Partners has been providing professional accounting, advisory and tax services across the GTA since 1987.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9Exact matchOttawa, ON, CanadaHQ recorded Nov 4, 202651-20076 contacts →

Exact match

“At Baker Tilly Ottawa LLP, we provide expert tax, assurance, and entrepreneurial services to help your business grow and prosper.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10Exact matchBrossard, QC, CanadaHQ recorded Nov 4, 202651-20061 contacts →

Exact match

“Services * Expansion américaine et/ou internationale;* Conformité fiscale américaine (corporative);* Conformité fiscale américaine (individu);* « Snowbirds » et immobilier…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
11Exact matchEdmonton & Toronto, CanadaHQ recorded Nov 4, 202611-5055 contacts →

Exact match

“At Romanovsky and Associates we are committed to providing high quality services that are needed in today's competitive market place.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12Exact matchVictoria, BC, CanadaHQ recorded Nov 4, 202611-5051 contacts →

Exact match

“Since 1987, Hutcheson & Co.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13Exact matchToronto, ON, CanadaHQ recorded Nov 4, 202611-5041 contacts →

Exact match

“Cadesky Tax is an independent tax consulting firm.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14Exact matchBarrie, ON, CanadaHQ recorded Nov 4, 202611-5031 contacts →

Exact match

“Founded in 1952, Powell Jones LLP is an independent locally based accounting firm that has been serving individuals and businesses throughout Barrie and Simcoe County for over 65…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15Exact matchEdmonton, AB, CanadaHQ recorded Nov 4, 202611-5030 contacts →

Exact match

“Gallo LLP is an #accounting firm with offices in both Edmonton and Sherwood Park.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16Exact matchToronto, ON, CanadaHQ recorded Nov 4, 202611-5030 contacts →

Exact match

“SBLR LLP is a rapidly evolving mid-sized accounting and tax firm that focuses on delivering top service to the small and medium-size entrepreneurial business owner.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17Exact matchNew Westminster, BC, CanadaHQ recorded Nov 4, 202611-5021 contacts →

Exact match

“Kaushal & Co.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18Exact matchMarkham, ON, CanadaHQ recorded Nov 4, 202611-5021 contacts →

Exact match

“Truster Zweig Raithatha LLP is a Canadian accounting firm based out of the GTA that specializes in complex tax and estate planning solutions offered via its team at TZR Tax™.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19Exact matchVictoriaville, QC, CanadaHQ recorded Nov 4, 202651-20019 contacts →

Exact match

“Pellerin Aubert Ramsay Provencher inc, fondé en 1980, a son siège social à Victoriaville.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20Exact matchCalgary, AB, CanadaHQ recorded Nov 4, 202611-5018 contacts →

Exact match

“Pinnacle Accounting & Finance Ltd is a dynamic organization with a focus on the finance, accounting, and business consulting markets both nationally and internationally.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21Exact matchSaint John, NB, CanadaHQ recorded Nov 4, 20261-1016 contacts →

Exact match

“Our firm offers a wide range of services to our individual and business clients.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22Exact matchCalgary, AB, CanadaHQ recorded Nov 4, 202611-5016 contacts →

Exact match

“We've been in business for over 40 years, and by working with more than clients every year, we've seen it all.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23Exact matchNewmarket, ON, CanadaHQ recorded Nov 4, 202611-5016 contacts →

Exact match

“We are guided by our relentless focus on providing superior service, innovation, quality and commitment to our clients.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24Exact matchVancouver, BC, CanadaHQ recorded Nov 4, 202611-5015 contacts →

Exact match

“The SRTK team of professional accountants has the expertise and experience to handle accounting, tax, and consulting activities for a variety of individuals and organizations.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25Exact matchSaint-lambert, QC, CanadaHQ recorded Nov 4, 202611-5014 contacts →

Exact match

“Notre cabinet offre une gamme étendue de services en comptabilité et en fiscalité.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase

Showing 25 of 392 oil and gas tax consultants based in Canada

See the full list, filter by size, metro and specialty, and access 1,210 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas tax consultants based in Canada at a glance

As of Nov 4, 2026
33.0%Verified-email coverage
9.4Average contacts per company
1-10Median size (employees)
18.4%Largest-city concentration · Calgary
Nov 4, 2026Page data refreshed

Companies by employee count

1-10
272
11-50
90
51-200
14
201-500
3
1,001-5,000
1

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 392 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 “oil and gas tax consultants” 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 1,210 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 4, 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 tax consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas tax consultants are there based in Canada?

RevenueBase identified 392 company matches for oil and gas tax consultants associated with 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?

Crowe Mackay LLP tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most oil and gas tax consultants?

Calgary leads with 72 company records, followed by Toronto (37) and Mississauga (27).

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 1,210 professional contacts with verified work emails tracked across these 392 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 4, 2026.

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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.