Company lists · Data refreshed October 2026

Top 25 Energy exploration consultants worldwide

Name: Energy exploration consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 11,005 companies tracked

RevenueBase identified 11,005 company matches for energy exploration consultants worldwide as of October 2026 and tracks 327,238 professional contacts across them, including 75,760 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for energy exploration consultants 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 12, 2026. Country and city lists for energy exploration consultants 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 12, 2026 How this list was built

11,005Companies

327,238Contacts tracked

75,760Verified emails

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The 25 largest energy exploration consultants worldwide

Ranked by team size

Top 25 of 11,005 company matches for energy exploration consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Halliburton	Exact match	Houston, TX, United StatesHQ recorded Oct 12, 2026	10001+	56,783 contacts →
	Exact match “We collaborate and engineer solutions to maximize asset value for our customers.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	Worley	Exact match	Sydney, AustraliaHQ recorded Oct 12, 2026	10001+	35,018 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 · Oct 12, 2026 · View company records in RevenueBase
3	WOOD	Exact match	Aberdeen, United KingdomHQ recorded Oct 12, 2026	10001+	16,351 contacts →
	Exact match “Wood is a global leader in consulting and engineering, delivering critical solutions across energy and materials markets.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	PTTEP	Exact match	Chatuchak, ThailandHQ recorded Oct 12, 2026	1,001-5,000	3,997 contacts →
	Exact match “PTTEP conducts business in petroleum exploration, development, and production.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	Anadarko Petroleum Corporation	Exact match	The Woodlands, TX, United StatesHQ recorded Oct 12, 2026	1,001-5,000	3,609 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 · Oct 12, 2026 · View company records in RevenueBase
6	Ortec Group	Exact match	Aix-en-provence, FranceHQ recorded Oct 12, 2026	10001+	3,504 contacts →
	Exact match “En conjuguant depuis sa création audace et rigueur, le groupe Ortec est devenu aujourd’hui un des leaders des services à l’industrie, l’énergie et l’environnement.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	KEY Energy Services	Exact match	Houston, TX, United StatesHQ recorded Oct 12, 2026	1,001-5,000	2,923 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 · Oct 12, 2026 · View company records in RevenueBase
8	Pluspetrol	Exact match	Caba, IndiaHQ recorded Oct 12, 2026	1,001-5,000	2,888 contacts →
	Exact match “Pluspetrol es una empresa privada de energía con más 45 años de experiencia en la exploración y producción de hidrocarburos.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9	SRK Consulting	Exact match	Vancouver, CanadaHQ recorded Oct 12, 2026	1,001-5,000	2,360 contacts →
	Exact match “SRK Consulting is an independent, international group providing specialised consultancy services.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10	Sinopec International Petroleum Service Corporation	Exact match	北京市, ChinaHQ recorded Oct 12, 2026	10001+	2,112 contacts →
	Exact match “Sinopec International Petroleum Service Corporation SSC” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	TGS	Exact match	Houston, TX, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,882 contacts →
	Exact match “TGS provides advanced data and intelligence to companies active in the energy sector.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12	Pt. Surveyor Indonesia	Exact match	IndonesiaHQ recorded Oct 12, 2026	1,001-5,000	1,721 contacts →
	Exact match “Surveyor Indonesia was incepted on 1 August 1991.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	Vulcain Engineering Group	Exact match	Neuilly-sur-seine, FranceHQ recorded Oct 12, 2026	5,001-10,000	1,643 contacts →
	Exact match “Vulcain Engineering Group is a multi-specialist engineering and consulting group serving industrial companies across the globe, focused on critical sectors: energy, health…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	Partner Engineering & Science, INC	Exact match	Torrance, CA, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,418 contacts →
	Exact match “Partner Assessment Corp.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Knight Piesold	Exact match	Denver, CO, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,326 contacts →
	Exact match “Knight Piésold is an employee-owned, global consulting firm providing specialist services to the mining, power, water resources, and infrastructure industries.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	PT Pertamina Drilling Services Indonesia	Exact match	South Jakarta, IndonesiaHQ recorded Oct 12, 2026	1,001-5,000	1,300 contacts →
	Exact match “PT Pertamina Drilling Services Indonesia (Pertamina Drilling) was established on June 13th, 2008.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	Barr Engineering CO	Exact match	Minneapolis, MN, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,108 contacts →
	Exact match “Barr provides engineering and environmental consulting services to clients across the Midwest, throughout the Americas, and around the world.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	Shearwater Geoservices	Exact match	Laksevåg, United StatesHQ recorded Oct 12, 2026	1,001-5,000	1,060 contacts →
	Exact match “Shearwater is a global marine geoscience and technology business.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19	Capital Limited	Exact match	Mauritius, AustriaHQ recorded Oct 12, 2026	1,001-5,000	1,020 contacts →
	Exact match “Capital Limited is a leading service provider for the exploration and mining industry.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	Kalimantan Prima Persada KPP Mining	Exact match	East Jakarta, IndonesiaHQ recorded Oct 12, 2026	5,001-10,000	989 contacts →
	Exact match “PT Kalimantan Prima Persada (KPP) is a subsidiary of PT Pama Persada Nusantara (PAMA), one of the largest mining contractors in Southeast Asia.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	Cairn Energy PLC	Exact match	Edinburgh, United KingdomHQ recorded Oct 12, 2026	201-500	946 contacts →
	Exact match “Cairn Energy PLC ('Cairn') is one of Europe's leading independent oil and gas exploration and production companies and is listed on the London Stock Exchange.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	Excellence Logging	Exact match	London W2 2es, United KingdomHQ recorded Oct 12, 2026	1,001-5,000	866 contacts →
	Exact match “Excellence Logging is an established energy services provider focused on optimizing well performance.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23	Bolashak Atyrau LLP & Bolashak International LTD	Exact match	Atyrau, KazakhstanHQ recorded Oct 12, 2026	5,001-10,000	834 contacts →
	Exact match “Bolashak Group is a market leader in the provision of Technical & Engineering solutions to Kazakhstan’s Oil & Gas, Petrochemical, Construction, Mining, Telecommunication…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24	Pioneer Energy Services	Exact match	San Antonio, TX, United StatesHQ recorded Oct 12, 2026	1,001-5,000	814 contacts →
	Exact match “Pioneer Energy Services is now Patterson-UTI” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25	BGC Engineering INC	Exact match	Vancouver, BC, CanadaHQ recorded Oct 12, 2026	501-1,000	813 contacts →
	Exact match “BGC Engineering is an international consulting firm that provides professional services in applied earth sciences.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “energy exploration consultants”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 11,005 energy exploration consultants worldwide

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Energy exploration consultants worldwide at a glance

As of Oct 12, 2026

23.2%Verified-email coverage

29.7Average contacts per company

1-10Median size (employees)

2.8%Largest-city concentration · Houston

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

6,077

11-50

3,217

51-200

1,166

201-500

282

501-1,000

1,001-5,000

5,001-10,000

10001+

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 exploration consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “energy exploration 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. 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 75,760 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 12, 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 exploration consultants by location

67 lists · largest first

Every Energy exploration consultants 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 exploration consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy exploration consultants are there worldwide?

RevenueBase identified 11,005 company matches for energy exploration consultants 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?

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

Which country has the most energy exploration consultants?

The United States leads with 1,528 companies, followed by the United Kingdom (672) and Brazil (623). Every energy exploration consultants list by country and city is linked on this page.

Which city has the most energy exploration consultants?

Houston leads with 309 company records, followed by Calgary (205) and London (196).

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 75,760 professional contacts with verified work emails tracked across these 11,005 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 12, 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.