Company lists · Data refreshed November 2026

Top 25 Petroleum engineering staffing companies worldwide

Name: Petroleum engineering staffing companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 8,349 companies tracked

RevenueBase identified 8,349 company matches for petroleum engineering staffing companies worldwide as of November 2026 and tracks 187,139 professional contacts across them, including 30,229 with verified work emails. The United Kingdom is the largest market and London the largest hub.

This list covers company matches for petroleum engineering staffing companies 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 November 5, 2026. Country and city lists for petroleum engineering staffing companies 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 Nov 5, 2026 How this list was built

8,349Companies

187,139Contacts tracked

30,229Verified emails

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The 25 largest petroleum engineering staffing companies worldwide

Ranked by team size

Top 25 of 8,349 company matches for petroleum engineering staffing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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	Seatrium	Exact match	United StatesHQ recorded Nov 5, 2026	10001+	5,162 contacts →
	Exact match “A Premier Global Player with Deep Engineering Expertise in the offshore, marine and energy industries Engineering our Future Together.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	NES Fircroft	Exact match	Altrincham, United KingdomHQ recorded Nov 5, 2026	1,001-5,000	3,156 contacts →
	Exact match “With over 90 years’ combined experience of delivering workforce solutions to the global energy industry, NES Fircroft is proud to be the world’s leading engineering staffing…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	KEY Energy Services	Exact match	Houston, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,991 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 · Nov 5, 2026 · View company records in RevenueBase
4	Englobe	Exact match	Québec, ON, CanadaHQ recorded Nov 5, 2026	1,001-5,000	1,936 contacts →
	Exact match “Englobe is a leader in the fields of engineering, gesosciences, environmental management, asset integrity and quality management.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Synergie Italia	Exact match	Turin, ItalyHQ recorded Nov 5, 2026	501-1,000	1,844 contacts →
	Exact match “L’Italia è piena di talenti: il nostro lavoro è riconoscerli!” Synergie Italia S.p.A.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	RENCO	Exact match	Pesaro, ItalyHQ recorded Nov 5, 2026	1,001-5,000	1,722 contacts →
	Exact match “Renco S.p.A, an Italian company founded in 1979, is continually committed to providing its Clients with sound business solutions in an ever increasingly complex and challenging…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Halliburton Energy Services	Exact match	Houston, TX, United StatesHQ recorded Nov 5, 2026	10001+	1,610 contacts →
	Exact match “Founded in 1919, Halliburton is one of the world’s largest providers of products and services to the energy industry.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	BHI Energy	Exact match	Weymouth, MA, United StatesHQ recorded Nov 5, 2026	5,001-10,000	1,484 contacts →
	Exact match “BHI Energy is an industry-leading provider of specialty services and staffing solutions in support of the daily operations, routine maintenance and capital investment requirements…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Abraj Energy Services	Exact match	Muscat, OmanHQ recorded Nov 5, 2026	1,001-5,000	1,315 contacts →
	Exact match “Abraj Energy Services ("Abraj"), was founded in May 2006 and has taken major strides.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	TRS Staffing Solutions	Exact match	Greenville, United StatesHQ recorded Nov 5, 2026	201-500	1,274 contacts →
	Exact match “TRS Staffing Solutions is a world leading engineering recruitment agency specialising in the recruitment and supply of professional, engineering, technical and field talent.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Gulf Companies	Exact match	Houston, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,165 contacts →
	Exact match “At Gulf Companies, we are driven by our mission to serve a vital role in the global energy industry.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	JKS A S	Exact match	Ringkøbing, DenmarkHQ recorded Nov 5, 2026	1,001-5,000	908 contacts →
	Exact match “We are JKS.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Kbr-Amcde	Exact match	Al-khobar, Saudi ArabiaHQ recorded Nov 5, 2026	501-1,000	882 contacts →
	Exact match “KBR-AMCDE has been successfully delivering engineering solutions in the Kingdom since 2011.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Bolashak Atyrau LLP & Bolashak International LTD	Exact match	Atyrau, KazakhstanHQ recorded Nov 5, 2026	5,001-10,000	859 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 · Nov 5, 2026 · View company records in RevenueBase
15	Matchtech	Exact match	Whiteley, United KingdomHQ recorded Nov 5, 2026	201-500	809 contacts →
	Exact match “At Matchtech, we do more than recruit.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Blockchain-Startups-Commnunity	Exact match	Vung Tau, VietnamHQ recorded Nov 5, 2026	5,001-10,000	803 contacts →
	Exact match “Exploration and development oilfield” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	PTS Advance	Exact match	Tustin, CA, United StatesHQ recorded Nov 5, 2026	501-1,000	764 contacts →
	Exact match “PTS Advance teams up with thousands of candidates, clients, and partners to advance workforce utilization in the Oil, Gas & Chemicals, Power & Renewables, Advanced Manufacturing…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Spencer Ogden	Exact match	London, United KingdomHQ recorded Nov 5, 2026	201-500	763 contacts →
	Exact match “Spencer Ogden \| Powering Progress Spencer Ogden partners with the organisations shaping the future of Critical Infrastructure, Natural Resources, Sustainability, and Finance.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Tucker Energy Services	Exact match	Port Of Spain, Trinidad and TobagoHQ recorded Nov 5, 2026	1,001-5,000	750 contacts →
	Exact match “Tucker Energy Services is a service oriented and customer focused organization providing high quality products and services to our clients in the energy industry.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Volt Technical Resources	Exact match	Orange, CA, United StatesHQ recorded Nov 5, 2026	5,001-10,000	666 contacts →
	Exact match “A Six Sigma Company ~61 years in the industry ~Nationwide 4 million+ candidate database ~Fortune Company ~Extensive E-Recruiting capabilities ~Reference and Employment check…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Poolia Sverige	Exact match	Stockholm, SwedenHQ recorded Nov 5, 2026	1,001-5,000	656 contacts →
	Exact match “Att hitta rätt person till rätt plats – det är vår kärnkompetens.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Pd&ms Group	Exact match	Aberdeen, United KingdomHQ recorded Nov 5, 2026	501-1,000	655 contacts →
	Exact match “PD & MS Group has full multi-discipline in-house EPCC capability and is recognised as a provider of safe, effective, and cost efficient design and engineering services to onshore…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	PT Solusi Energy Nusantara	Exact match	IndonesiaHQ recorded Nov 5, 2026	501-1,000	654 contacts →
	Exact match “PT Solusi Energy Nusantara (SENA) is affiliation of PGN Group, a reputable company which has a core business in natural gas distribution and transmission.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	ACV Tecline Engenharia Ltda	Exact match	Curitiba, BrazilHQ recorded Nov 5, 2026	501-1,000	651 contacts →
	Exact match “A ACV Tecline é uma empresa especializada na prestação de serviços voltados, principalmente, para empresas do setor de energia, com destaque para as áreas de petróleo e gás.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Island Operating Company	Exact match	Scott, LA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	637 contacts →
	Exact match “Improving efficiency and reducing costs, all while meeting safety requirements, is the challenge faced by every operator in the oil and gas industry.” Recorded in the RevenueBase company graph · Nov 5, 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 “petroleum engineering staffing companies”. 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 8,349 petroleum engineering staffing companies worldwide

See the full list, filter by size, metro and specialty, and access 30,229 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Petroleum engineering staffing companies worldwide at a glance

As of Nov 5, 2026

16.2%Verified-email coverage

22.4Average contacts per company

11-50Median size (employees)

3.7%Largest-city concentration · London

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

3,887

11-50

2,468

51-200

1,261

201-500

373

501-1,000

159

1,001-5,000

118

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 petroleum engineering staffing companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “petroleum engineering staffing companies” 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 30,229 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 5, 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.

Petroleum engineering staffing companies by location

57 lists · largest first

Every Petroleum engineering staffing companies 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 “petroleum engineering staffing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many petroleum engineering staffing companies are there worldwide?

RevenueBase identified 8,349 company matches for petroleum engineering staffing companies worldwide 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?

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

Which country has the most petroleum engineering staffing companies?

The United Kingdom leads with 1,343 companies, followed by the United States (1,274) and India (507). Every petroleum engineering staffing companies list by country and city is linked on this page.

Which city has the most petroleum engineering staffing companies?

London leads with 307 company records, followed by Houston (238) and Calgary (95).

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 30,229 professional contacts with verified work emails tracked across these 8,349 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 5, 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.