Company lists · Data refreshed September 2026

Top 25 Energy firm audit firms worldwide

RevenueBase identified 14,168 company matches for energy firm audit firms worldwide as of September 2026 and tracks 961,413 professional contacts across them, including 329,415 with verified work emails. The United States is the largest market and Paris the largest hub.

This list covers company matches for energy firm audit firms 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 September 21, 2026. Country and city lists for energy firm audit firms 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 Sep 21, 2026 How this list was built
14,168Companies
961,413Contacts tracked
329,415Verified emails
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The 25 largest energy firm audit firms worldwide

Ranked by team size
Top 25 of 14,168 company matches for energy firm audit firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchLondon, United KingdomHQ recorded Sep 21, 202610001+375,085 contacts →

Exact match

“EY is building a better working world by creating new value for clients, people, society, the planet, while building trust in the capital markets.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 21, 202610001+45,394 contacts →

Exact match

“KPMG is one of the world’s leading professional services firms and the fastest growing Big Four accounting firm in the United States.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchSydney, AustraliaHQ recorded Sep 21, 202610001+34,763 contacts →

Exact match

“Worley is a global professional services company of energy, chemicals and resources experts headquartered in Australia.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchGurugram, IndiaHQ recorded Sep 21, 202610001+28,997 contacts →

Exact match

“KPMG entities in India are established under the laws of India and are owned and managed (as the case may be) by established Indian professionals.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchEdmonton, AB, CanadaHQ recorded Sep 21, 202610001+28,416 contacts →

Exact match

“Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 21, 202610001+11,078 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Sep 21, 202610001+10,534 contacts →

Exact match

“Baker Tilly is a leading advisory, tax and assurance firm, providing clients with a genuine coast-to-coast and global advantage in major regions of the U.S.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Sep 21, 202610001+10,078 contacts →

Exact match

“At BDO, our success is measured by what we achieve together.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchSydney, AustraliaHQ recorded Sep 21, 20265,001-10,0009,024 contacts →

Exact match

“Welcome to KPMG.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchIndependence, OH, United StatesHQ recorded Sep 21, 202610001+6,369 contacts →

Exact match

“CBIZ, Inc.(NYSE: CBZ) is a leading professional services advisor to middle-market businesses nationwide.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchSouthfield, MI, United StatesHQ recorded Sep 21, 20261,001-5,0004,631 contacts →

Exact match

“Co-founder Frank Moran often referred to our firm as “a people firm disguised as an accounting firm.” Why?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchLuxembourgHQ recorded Sep 21, 20261,001-5,0003,413 contacts →

Exact match

“PwC Luxembourg is the largest professional services firm in Luxembourg with over 3,600 people employed from 90 different countries.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchMilwaukee, WI, United StatesHQ recorded Sep 21, 20261,001-5,0003,047 contacts →

Exact match

“Always advancing.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchBdo, IndonesiaHQ recorded Sep 21, 20261,001-5,0002,528 contacts →

Exact match

“BDO is a trusted adviser to clients seeking audit, tax and advisory services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchStockholm, SwedenHQ recorded Sep 21, 20261,001-5,0002,276 contacts →

Exact match

“På PwC hjälper vi våra kunder att bygga förtroende och ställa om sin verksamhet för att öka konkurrenskraften.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchEnterprise, AL, United StatesHQ recorded Sep 21, 20261,001-5,0002,102 contacts →

Exact match

“Carr, Riggs & Ingram (CRI) is a Top 25 nationally-ranked accounting and advisory firm driven by relationships to cultivate growth.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 21, 20261,001-5,0002,035 contacts →

Exact match

“UHY is one of the nation’s largest professional services firms providing audit, tax, consulting and advisory services to clients primarily in the dynamic middle market.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchMakati City, PhilippinesHQ recorded Sep 21, 20261,001-5,0001,888 contacts →

Exact match

“KPMG R.G.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchJohannesburg, South AfricaHQ recorded Sep 21, 20261,001-5,0001,870 contacts →

Exact match

“Audit | Advisory | Tax The South African member firm of BDO International - The Leader for Exceptional Client Service since 1963 BDO clients experience a distinctive level of…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Sep 21, 20261,001-5,0001,860 contacts →

Exact match

“Weaver has built a nationwide presence on an unwavering commitment to client success, acting with integrity and always striving to transcend expectations.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchOslo, NorwayHQ recorded Sep 21, 20261,001-5,0001,824 contacts →

Exact match

“PwC er et ledende globalt kompetansehus som bidrar med kunnskap, innsikt og verdiskapning.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchStockholm, SwedenHQ recorded Sep 21, 20261,001-5,0001,724 contacts →

Exact match

“Grant Thornton är ett ledande revisions- och rådgivningsföretag med över 1400 medarbetare som erbjuder tjänster inom revision, skatt, redovisning och specialistrådgivning.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchWarsaw, PolandHQ recorded Sep 21, 20261,001-5,0001,696 contacts →

Exact match

“KPMG jest globalną organizacją niezależnych firm świadczących profesjonalne usługi z zakresu audytu, doradztwa podatkowego, finansowego, prawnego oraz consultingu.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Sep 21, 20261,001-5,0001,688 contacts →

Exact match

“Sikich offers the public and private sectors a diverse platform of professional services across consulting, technology, and compliance.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchSeoul, South KoreaHQ recorded Sep 21, 20261,001-5,0001,622 contacts →

Exact match

“PwC 4,300.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 14,168 energy firm audit firms worldwide

See the full list, filter by size, metro and specialty, and access 329,415 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy firm audit firms worldwide at a glance

As of Sep 21, 2026
34.3%Verified-email coverage
67.9Average contacts per company
11-50Median size (employees)
1.5%Largest-city concentration · Paris
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
6,664
11-50
5,365
51-200
1,458
201-500
336
501-1,000
101
1,001-5,000
134
5,001-10,000
27
10001+
30

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 energy firm audit firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “energy firm audit 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. 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 329,415 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 21, 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.

Energy firm audit firms by location

66 lists · largest first

Every Energy firm audit firms 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 “energy firm audit firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy firm audit firms are there worldwide?

RevenueBase identified 14,168 company matches for energy firm audit firms worldwide 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?

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

Which country has the most energy firm audit firms?

The United States leads with 2,331 companies, followed by India (1,058) and France (1,033). Every energy firm audit firms list by country and city is linked on this page.

Which city has the most energy firm audit firms?

Paris leads with 218 company records, followed by Sao Paulo (183) and Dubai (155).

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 329,415 professional contacts with verified work emails tracked across these 14,168 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 21, 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.