Company lists · Data refreshed November 2026

Top 25 Oil and gas tax specialists based in the United States

RevenueBase identified 1,241 company matches for oil and gas tax specialists associated with the United States as of November 2026 and tracks 17,533 professional contacts across them, including 9,412 with verified work emails. Houston is the largest hub.

This list covers company matches for oil and gas tax specialists associated with the United States, 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
1,241Companies
17,533Contacts tracked
9,412Verified emails
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The 25 largest oil and gas tax specialists based in the United States

Ranked by team size
Top 25 of 1,241 company matches for oil and gas tax specialists based in the United States, 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 matchDallas, CT, United StatesHQ recorded Nov 4, 20265,001-10,0006,580 contacts →

Exact match

“Ryan, an award-winning global tax services and software provider, is the largest Firm in the world dedicated exclusively to business taxes.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2Exact matchFort Wayne, OH, United StatesHQ recorded Nov 4, 2026501-1,000984 contacts →

Exact match

“Great Place to Work® Certified™ DMA, a proudly employee-owned company, has been solving corporate tax challenges for its clients since 1972.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3Exact matchAtlanta, GA, United StatesHQ recorded Nov 4, 2026501-1,000505 contacts →

Exact match

“Smith + Howard is a tax, accounting, advisory, and consulting firm headquartered in Atlanta, with a global presence.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
4Exact matchChicago, IL, United StatesHQ recorded Nov 4, 2026201-500431 contacts →

Exact match

“Knowcraft Analytics is engaged in providing valuation, advisory, accounting, and taxation services to US and Canada-based consulting and advisory firms.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5Exact matchPalo Alto, CA, United StatesHQ recorded Nov 4, 2026201-500427 contacts →

Exact match

“Originating from the English and Latin roots of “apercu,” an act of insight, and “census,” an applied study of wealth and property, Apercen is a tax consulting firm offering high…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
6Exact matchExton, GA, United StatesHQ recorded Nov 4, 2026501-1,000386 contacts →

Exact match

“Cohesive is a leading solutions provider and systems integrator for IBM Maximo.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7Exact matchWayne, OH, United StatesHQ recorded Nov 4, 2026201-500294 contacts →

Exact match

“GTM is a leading provider of corporate tax services.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Nov 4, 2026501-1,000251 contacts →

Exact match

“Growth exposes financial weakness.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9Exact matchArlington, TX, United StatesHQ recorded Nov 4, 202651-200242 contacts →

Exact match

“At Source Advisors, relationships matter.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10Exact matchDallas, TX, United StatesHQ recorded Nov 4, 2026201-500234 contacts →

Exact match

“In operation since 1978, KE Andrews is one of the largest state and local tax firms in the country, managing over $500 billion in assets.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
11Exact matchDraper, UT, United StatesHQ recorded Nov 4, 2026201-500187 contacts →

Exact match

“Stop overpaying the IRS and start fueling your business passions.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Nov 4, 202651-200148 contacts →

Exact match

“Founded in 1947, Funaro & Co.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13Exact matchAlexandria, VA, United StatesHQ recorded Nov 4, 202651-200142 contacts →

Exact match

“KWC is a team of accountants and advisors all dedicated to the founding principle of providing Quality Personal Service.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Nov 4, 202651-200121 contacts →

Exact match

“At Hood & Strong, we understand the entrepreneurial spirit.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15Exact matchNew York, TX, United StatesHQ recorded Nov 4, 202651-200117 contacts →

Exact match

“Advisory & Tax Services With 14 Offices in the USA, located in Atlanta, Boston, Chicago, Dallas, Fort Lauderdale, Houston, Los Angeles, Miami, New York, Orlando, Palo Alto, San…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16Exact matchGarden City, NY, United StatesHQ recorded Nov 4, 202651-200116 contacts →

Exact match

“Frankel Loughran Starr & Vallone LLP (FLSV), a premier accounting, tax advisory and compliance firm focused primarily in the financial services industry, was formed in 1995 by…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17Exact matchChicago, MO, United StatesHQ recorded Nov 4, 2026501-1,000112 contacts →

Exact match

“Archer Lewis is your local trusted advisor for accounting and tax services.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18Exact matchSunrise, NV, United StatesHQ recorded Nov 4, 2026201-50091 contacts →

Exact match

“Neil Jesani Tax Advisors, Inc.(NJA) provides a full suite of tax, compliance, accounting, resolution and advisory services, drawing on extensive industry knowledge to serve high…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19Exact matchOklahoma City, OK, United StatesHQ recorded Nov 4, 202651-20071 contacts →

Exact match

“Martindale Consultants was founded in 1982 to deliver specialized audit, accounting, and regulatory compliance services to the oil and gas industry.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20Exact matchAustin, TX, United StatesHQ recorded Nov 4, 202651-20056 contacts →

Exact match

“Petroleum Engineering & Energy Advisors - With the Lonquist team, you have access to some of the most experienced and skilled professionals in the business.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21Exact matchSchaumburg, VA, United StatesHQ recorded Nov 4, 202651-20056 contacts →

Exact match

“Tax credit studies may not be something you do every day – luckily for you Tri-Merit does.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22Exact matchColumbus, OH, United StatesHQ recorded Nov 4, 202611-5056 contacts →

Exact match

“Founded by tax experts and backed by proprietary technology, Arvo is the only holistic approach that brings together the ability to develop and document a tax strategy with tax…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23Exact matchWakefield, MA, United StatesHQ recorded Nov 4, 202611-5055 contacts →

Exact match

“We are far from a traditional accounting firm-our specialized business advisory and tax services are what set us apart from the rest.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24Exact matchGlendale, CA, United StatesHQ recorded Nov 4, 202651-20052 contacts →

Exact match

“With over 50 years of experience, Robert Hall & Associates is your trusted partner for tax preparation and consulting.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25Exact matchNew York, NY, United StatesHQ recorded Nov 4, 202651-20051 contacts →

Exact match

“Think, LLP is a national professional tax services firm that consists of former Big-4 partners from the national tax practices, attorneys, CPAs, engineers, former IRS technicians…”

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

Showing 25 of 1,241 oil and gas tax specialists based in the United States

See the full list, filter by size, metro and specialty, and access 9,412 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas tax specialists based in the United States at a glance

As of Nov 4, 2026
53.7%Verified-email coverage
14.1Average contacts per company
1-10Median size (employees)
4.5%Largest-city concentration · Houston
Nov 4, 2026Page data refreshed

Companies by employee count

1-10
906
11-50
262
51-200
49
201-500
8
501-1,000
5
1,001-5,000
2
5,001-10,000
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,241 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 the United States whose business descriptions match “oil and gas tax specialists” 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 9,412 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 specialists”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas tax specialists are there based in the United States?

RevenueBase identified 1,241 company matches for oil and gas tax specialists associated with the United States 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?

RYAN 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 specialists?

Houston leads with 56 company records, followed by New York (35) and Miami (29).

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 9,412 professional contacts with verified work emails tracked across these 1,241 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.