Company lists · Data refreshed October 2026

Top 25 Oil and gas bookkeeping services worldwide

RevenueBase identified 6,428 company matches for oil and gas bookkeeping services worldwide as of October 2026 and tracks 28,321 professional contacts across them, including 4,231 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for oil and gas bookkeeping services worldwide, 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 October 19, 2026. Country and city lists for oil and gas bookkeeping services follow the table.

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 Oct 19, 2026 How this list was built
6,428Companies
28,321Contacts tracked
4,231Verified emails
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The 25 largest oil and gas bookkeeping services worldwide

Ranked by team size
Top 25 of 6,428 company matches for oil and gas bookkeeping services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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 matchHarrow, United KingdomHQ recorded Oct 19, 2026201-500478 contacts →

Exact match

“Outbooks is a leading provider of outsourcing services to accounting and bookkeeping firms.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchHyderabad, IndiaHQ recorded Oct 19, 20261,001-5,000469 contacts →

Exact match

“Share Microfin Ltd is an Accounting company located in 1-224/58, Rajeev Nagar, Nacharam, Hyderabad, Andhra Pradesh, India.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchHyderabad, IndiaHQ recorded Oct 19, 2026201-500287 contacts →

Exact match

“At Oremus Corporate Services, we specialize in delivering top-notch Accounting and Bookkeeping, Secretarial Compliance, Payroll, Tax, HR, and Business Advisory Services.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchDallas, TX, United StatesHQ recorded Oct 19, 2026n/a181 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchSao Paulo, BrazilHQ recorded Oct 19, 202651-200122 contacts →

Exact match

“A Plumas atua na área contábil, especificamente a postos de revenda de combustíveis e conta com uma equipe de consultores que se deslocam até a sua empresa para realizar uma…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchTyler, TX, United StatesHQ recorded Oct 19, 202651-200119 contacts →

Exact match

“For over 90 years, Henry & Peters has provided comprehensive accounting services with a depth of experience in Oil & Gas, Healthcare, Engineering, Construction, Small Business…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchUnited KingdomHQ recorded Oct 19, 2026n/a101 contacts →

Exact match

“Let us help you reduce the time you spend accounting and bookkeeping for your organisation giving you more time to run your business and enjoy life.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchIndiaHQ recorded Oct 19, 2026201-500100 contacts →

Exact match

“JayBee offers integrated / turnkey oilfield solutions starting from API, Drilling, Cementing, Mud Logging, Mud Engineering, Directional Drilling, Testing, workover as well as well…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchSabana, Costa RicaHQ recorded Oct 19, 202651-20089 contacts →

Exact match

“AFC ACCOUNTING SERVICES is an accounting company.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchAustraliaHQ recorded Oct 19, 2026n/a87 contacts →

Exact match

“Bookkeeping services with over 40+ years of combined experience, we've owned and worked with hundreds of businesses just like yours.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchWalnut Creek, CA, United StatesHQ recorded Oct 19, 202651-20081 contacts →

Exact match

“HC Global Business Solutions, LLC provides you with quality, cost-effective, scalable finance and accounting services, delivered by experienced professionals applying…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchReston, VA, United StatesHQ recorded Oct 19, 202651-20081 contacts →

Exact match

“We’re here to help businesses.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchSan Antonio, TX, United StatesHQ recorded Oct 19, 202651-20071 contacts →

Exact match

“We’re Your Partner in Energy Asset Management, from Advising to Outsourcing.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchOklahoma City, OK, United StatesHQ recorded Oct 19, 202651-20069 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 · Oct 19, 2026 · View company records in RevenueBase
15Exact matchSydney, AustraliaHQ recorded Oct 19, 202611-5058 contacts →

Exact match

“We provide a complete bookkeeping and accounting service that can grow with your business – from day to day bookkeeping through to a complete accounts department with CFO services.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchNew City, NY, United StatesHQ recorded Oct 19, 202611-5058 contacts →

Exact match

“Not more than 5 minutes of your day will be spent on your bookkeeping,we will do it all.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchSeminole, TX, United StatesHQ recorded Oct 19, 202651-20055 contacts →

Exact match

“South Plains Implement Ltd is an Accounting company located at 204 North Highway 385, Seminole, Texas 79360.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchValinhos, BrazilHQ recorded Oct 19, 202651-20053 contacts →

Exact match

“Somos uma empresa de Prestação de Serviços Contábeis, cujo objetivo empresarial é centrado no compromisso de prestar serviços de alta qualidade, como fator de responsabilidade…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchAmerican Fork, UT, United StatesHQ recorded Oct 19, 202651-20045 contacts →

Exact match

“LedgerGurus enables small businesses to increase revenues and profits through specialized and affordable accounting services.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 19, 202611-5044 contacts →

Exact match

“At PSB Accountants, we put your goals and aspirations first.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchToronto, ON, CanadaHQ recorded Oct 19, 202611-5043 contacts →

Exact match

“We are passionate to learn about our clients businesses and embark on an unrelenting pursuit of excellence.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Oct 19, 202611-5043 contacts →

Exact match

“Unloop is the first and only accounting firm exclusively servicing ecommerce and inventory businesses in the US and Canada.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchSydney, AustraliaHQ recorded Oct 19, 202611-5043 contacts →

Exact match

“Accounts Automated, established in 2013, is an independent bookkeeping service providing both manual and computerised bookkeeping using MYOB, Xero, and QuickBooks.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchNew Delhi, IndiaHQ recorded Oct 19, 202611-5040 contacts →

Exact match

“At Better Ledger, we specialize in providing reliable, efficient, and stress-free bookkeeping solutions for US-based small businesses.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchWaukesha, WI, United StatesHQ recorded Oct 19, 202611-5038 contacts →

Exact match

“Bottom Line.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 6,428 oil and gas bookkeeping services worldwide

See the full list, filter by size, metro and specialty, and access 4,231 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas bookkeeping services worldwide at a glance

As of Oct 19, 2026
14.9%Verified-email coverage
4.4Average contacts per company
1-10Median size (employees)
1.2%Largest-city concentration · London
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
5,369
11-50
877
51-200
105
201-500
23
501-1,000
4
1,001-5,000
3
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for oil and gas bookkeeping services are linked below.
What qualifies
Company records worldwide whose business descriptions match “oil and gas bookkeeping services” 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. 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 4,231 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 October 19, 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.

Oil and gas bookkeeping services by location

24 lists · largest first

Every Oil and gas bookkeeping services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 bookkeeping services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas bookkeeping services are there worldwide?

RevenueBase identified 6,428 company matches for oil and gas bookkeeping services worldwide as of October 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?

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

Which country has the most oil and gas bookkeeping services?

The United States leads with 2,290 companies, followed by Canada (434) and Brazil (363). Every oil and gas bookkeeping services list by country and city is linked on this page.

Which city has the most oil and gas bookkeeping services?

London leads with 78 company records, followed by Houston (62) and Sao Paulo (51).

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 4,231 professional contacts with verified work emails tracked across these 6,428 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 October 19, 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.