Company lists · Data refreshed September 2026

Top 25 Exploration and production accounting firms based in the United States

RevenueBase identified 619 company matches for exploration and production accounting firms associated with the United States as of September 2026 and tracks 75,518 professional contacts across them, including 19,386 with verified work emails. Houston is the largest hub.

This list covers company matches for exploration and production accounting firms 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 September 28, 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 Sep 28, 2026 How this list was built
619Companies
75,518Contacts tracked
19,386Verified emails
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The 25 largest exploration and production accounting firms based in the United States

Ranked by team size
Top 25 of 619 company matches for exploration and production accounting firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchHouston, TX, United StatesHQ recorded Sep 28, 202610001+53,380 contacts →

Exact match

“We collaborate and engineer solutions to maximize asset value for our customers.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Sep 28, 2026n/a3,514 contacts →

Exact match

“Murphy Oil Corporation is a global independent oil and natural gas exploration and production company.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchThe Woodlands, TX, United StatesHQ recorded Sep 28, 20261,001-5,0003,460 contacts →

Exact match

“Anadarko is among the world’s largest independent oil and natural gas exploration and production companies, with corporate offices in The Woodlands, Texas.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Sep 28, 20261,001-5,0002,755 contacts →

Exact match

“Headquartered in Houston, Texas, Key Energy Services provides a wide array of leading edge energy production solutions and services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchSan Antonio, TX, United StatesHQ recorded Sep 28, 20261,001-5,000770 contacts →

Exact match

“Pioneer Energy Services is now Patterson-UTI”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchSan Antonio, TX, United StatesHQ recorded Sep 28, 20261,001-5,000736 contacts →

Exact match

“Lewis Energy is a privately-owned, exploration and production company.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchDenver, CO, United StatesHQ recorded Sep 28, 2026201-500466 contacts →

Exact match

“IFS Energy and Resources is the world’s largest independent provider of software and data solutions exclusively serving the upstream oil and gas, mining, and resource industries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Sep 28, 2026201-500424 contacts →

Exact match

“EnerVest is a top-tier, low-cost oil and natural gas operating company.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchDenver, CO, United StatesHQ recorded Sep 28, 2026501-1,000388 contacts →

Exact match

“The merger between Cimarex Energy and Cabot Oil & Gas was completed on October 1, 2021, creating the new E&P company, Coterra Energy.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchDenver, CO, United StatesHQ recorded Sep 28, 2026201-500387 contacts →

Exact match

“With a proud legacy and an exciting future, QEP Resources is a leading independent crude oil and natural gas exploration and production company focused on two of the most prolific…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchCut Off, LA, United StatesHQ recorded Sep 28, 2026201-500272 contacts →

Exact match

“Founded as C&D Wireline in 1968, with C&D Production Specialist joining the business in 1993, today Crosby Energy Services is a certified Women’s Business Enterprise National…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchDallas, TX, United StatesHQ recorded Sep 28, 2026201-500268 contacts →

Exact match

“Reserves assessments and appraisals • Prospective resources assessments • Unconventional resources assessments • Contingent resources assessments • Reservoir simulation •…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchDallas, TX, United StatesHQ recorded Sep 28, 2026n/a182 contacts →

Exact match

“Providing bookkeeping functions for oil and gas operator, investor, and royalty management entities.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchStafford, TX, United StatesHQ recorded Sep 28, 2026201-500178 contacts →

Exact match

“Reservoir Group is a world-class niche oilfield services company that has been addressing customer challenges for more than 70 years.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchPlano, TX, United StatesHQ recorded Sep 28, 202651-200134 contacts →

Exact match

“PetroTel is recognized worldwide as an industry leader in enhanced oil recovery, reservoir characterization and simulation, coalbed methane, production, and exploration…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchCovington, LA, United StatesHQ recorded Sep 28, 202651-200130 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchDenver, CO, United StatesHQ recorded Sep 28, 202651-200129 contacts →

Exact match

“What We Do Validus Energy is a Denver-based exploration and production company focused on the acquisition and exploitation of upstream oil and gas assets.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchTyler, TX, United StatesHQ recorded Sep 28, 202651-200122 contacts →

Exact match

“Welcome to SDS Petroleum Consultants company page In Scott Stovall founded SDS Petroleum Consultants L.L.C.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Sep 28, 2026501-1,000115 contacts →

Exact match

“Bedrock Petroleum Consultants was formed in 2011 with the goal of providing the highest level of quality service to both our consultants and operator clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Sep 28, 202651-200109 contacts →

Exact match

“Ryder Scott Company, L.P.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchThe Woodlands, TX, United StatesHQ recorded Sep 28, 202651-20091 contacts →

Exact match

“Headquartered in The Woodlands, Texas, Arena Energy focuses on pursuing the lower-risk prospect opportunities that remain in the Gulf after 50 years of drilling by larger oil…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchMustang, OK, United StatesHQ recorded Sep 28, 2026201-50091 contacts →

Exact match

“Plaster & Wald Consulting Corp has provided engineering and consulting services to the oil & gas industry since 1997.Our supervisors provide technical expertise in well planning…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchDurango, CO, United StatesHQ recorded Sep 28, 2026201-50086 contacts →

Exact match

“IKAV Energy Inc is a private E&P company with its US headquarters in Durango, Colorado, and belongs to the global energy infrastructure group, IKAV.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 28, 202651-20085 contacts →

Exact match

“Terra Energy Partners LLC is an independent U.S.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Sep 28, 202651-20082 contacts →

Exact match

“Birch Resources is a privately held E&P company with Assets in the Prolific Permian Basin.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 619 exploration and production accounting firms based in the United States

See the full list, filter by size, metro and specialty, and access 19,386 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Exploration and production accounting firms based in the United States at a glance

As of Sep 28, 2026
25.7%Verified-email coverage
122.0Average contacts per company
11-50Median size (employees)
23.4%Largest-city concentration · Houston
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
299
11-50
209
51-200
76
201-500
18
501-1,000
4
1,001-5,000
9
10001+
2

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 619 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 “exploration and production accounting firms” 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 19,386 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 28, 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 “exploration and production accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many exploration and production accounting firms are there based in the United States?

RevenueBase identified 619 company matches for exploration and production accounting firms associated with the United States 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?

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

Which city has the most exploration and production accounting firms?

Houston leads with 145 company records, followed by Dallas (44) and Denver (26).

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 19,386 professional contacts with verified work emails tracked across these 619 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 28, 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.