Company lists · Data refreshed September 2026

Top 25 Petroleum engineering staffing agencies worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 17,363 companies tracked

RevenueBase identified 17,363 company matches for petroleum engineering staffing agencies worldwide as of September 2026 and tracks 322,206 professional contacts across them, including 48,987 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for petroleum engineering staffing agencies 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 29, 2026. Country and city lists for petroleum engineering staffing agencies 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 29, 2026 How this list was built

17,363Companies

322,206Contacts tracked

48,987Verified emails

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The 25 largest petroleum engineering staffing agencies worldwide

Ranked by team size

Top 25 of 17,363 company matches for petroleum engineering staffing agencies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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	Tradesmen International	Exact match	Macedonia, OH, United StatesHQ recorded Sep 29, 2026	10001+	4,999 contacts →
	Exact match “Founded in 1992, Tradesmen International is North America’s premier resource for proven skilled craftsmen and labor consulting services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	Spherion	Exact match	Atlanta, GA, United StatesHQ recorded Sep 29, 2026	10001+	4,263 contacts →
	Exact match “We’re Spherion-a staffing and recruiting pioneer that’s been driving careers and helping businesses grow for over 75 years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Manpower France	Exact match	Puteaux, FranceHQ recorded Sep 29, 2026	1,001-5,000	3,619 contacts →
	Exact match “Manpower France est une marque de ManpowerGroup France qui propose aux entreprises des solutions en matière de recrutement sous le label Conseil Recrutement et des solutions aux…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Beacon Hill	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	3,238 contacts →
	Exact match “Beacon Hill was founded to set a new standard in search, career placement and flexible staffing.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	Randstad India	Exact match	Chennai, IndiaHQ recorded Sep 29, 2026	1,001-5,000	3,145 contacts →
	Exact match “Randstad is the world’s largest talent company and a partner of choice to clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	NES Fircroft	Exact match	Altrincham, United KingdomHQ recorded Sep 29, 2026	1,001-5,000	2,951 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 · Sep 29, 2026 · View company records in RevenueBase
7	KEY Energy Services	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,755 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 29, 2026 · View company records in RevenueBase
8	Pagegroup	Exact match	London, United KingdomHQ recorded Sep 29, 2026	5,001-10,000	2,071 contacts →
	Exact match “Michael Page, Page Personnel, Page Executive and Page Outsourcing are all part of PageGroup.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Addison Group	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,840 contacts →
	Exact match “Addison Group provides comprehensive talent solutions and consulting services across diverse practice areas, including Non-Clinical Healthcare, Information Technology (IT), Human…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Synergie Italia	Exact match	Torino, ItalyHQ recorded Sep 29, 2026	501-1,000	1,748 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 · Sep 29, 2026 · View company records in RevenueBase
11	Nesco Resource	Exact match	Mayfield Heights, OH, United StatesHQ recorded Sep 29, 2026	501-1,000	1,599 contacts →
	Exact match “Companies need talent.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	RENCO	Exact match	Pesaro, ItalyHQ recorded Sep 29, 2026	1,001-5,000	1,494 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 · Sep 29, 2026 · View company records in RevenueBase
13	SELF	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	n/a	1,431 contacts →
	Exact match “We are a Full Service Solutions Company specializing in placements of professionals in Information Technology, Finance/Accounting, Energy (front, mid and back office)…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	Tundra Technical Solutions	Exact match	Toronto, ON, CanadaHQ recorded Sep 29, 2026	501-1,000	1,428 contacts →
	Exact match “Tundra is a global provider of innovative staffing solutions and services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	BHI Energy	Exact match	Weymouth, MA, United StatesHQ recorded Sep 29, 2026	5,001-10,000	1,427 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 · Sep 29, 2026 · View company records in RevenueBase
16	Abraj Energy Services	Exact match	Muscat, OmanHQ recorded Sep 29, 2026	1,001-5,000	1,244 contacts →
	Exact match “Abraj Energy Services ("Abraj"), was founded in May 2006 and has taken major strides.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	Spectrum Talent Management	Exact match	Noida, IndiaHQ recorded Sep 29, 2026	5,001-10,000	1,205 contacts →
	Exact match “Committed to establishing and maintaining a positive difference in your staffing needs.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	TRS Staffing Solutions	Exact match	Greenville, United StatesHQ recorded Sep 29, 2026	201-500	1,187 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 · Sep 29, 2026 · View company records in RevenueBase
19	Randstad Belgium	Exact match	Strombeek-bever, BelgiumHQ recorded Sep 29, 2026	501-1,000	1,120 contacts →
	Exact match “Partner for Talent.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	247hire	Exact match	Oak Brook, IL, United StatesHQ recorded Sep 29, 2026	201-500	1,059 contacts →
	Exact match “At 247Hire, our mission is simple: to empower yours.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	In JOB	Exact match	Verona, ItalyHQ recorded Sep 29, 2026	1,001-5,000	1,024 contacts →
	Exact match “inJob è una società specializzata nella ricerca, selezione e somministrazione di professionisti qualificati con contratti a tempo determinato e indeterminato.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	Randstad Argentina	Exact match	Ciudad De Buenos Aires, ArgentinaHQ recorded Sep 29, 2026	501-1,000	1,002 contacts →
	Exact match “En Randstad Argentina unimos demandas de trabajo con aspiraciones de crecer.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Self Opportunity, INC	Exact match	Lewisville, TX, United StatesHQ recorded Sep 29, 2026	n/a	969 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	MAX International	Exact match	Salt Lake City, UT, United StatesHQ recorded Sep 29, 2026	501-1,000	960 contacts →
	Exact match “Max International is a trusted US staffing and recruitment firm committed to connecting top-tier talent with leading organizations across the United States.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	Sraco Human Resources Company	Exact match	Dammam, Saudi ArabiaHQ recorded Sep 29, 2026	10001+	947 contacts →
	Exact match “SRACO Human Resources Company was established in 2016 to provide the Saudi market with qualified and trained manpower for all activities, commercial, industrial, and domestic…” Recorded in the RevenueBase company graph · Sep 29, 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 agencies”. 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 17,363 petroleum engineering staffing agencies worldwide

See the full list, filter by size, metro and specialty, and access 48,987 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Petroleum engineering staffing agencies worldwide at a glance

As of Sep 29, 2026

15.2%Verified-email coverage

18.6Average contacts per company

11-50Median size (employees)

2.8%Largest-city concentration · London

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

8,572

11-50

5,132

51-200

2,316

201-500

701

501-1,000

295

1,001-5,000

220

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 agencies are linked below.
What qualifies: Company records worldwide whose business descriptions match “petroleum engineering staffing agencies” 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 48,987 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 29, 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 agencies by location

92 lists · largest first

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

How many petroleum engineering staffing agencies are there worldwide?

RevenueBase identified 17,363 company matches for petroleum engineering staffing agencies 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?

Tradesmen International 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 agencies?

The United States leads with 3,766 companies, followed by the United Kingdom (2,115) and India (1,921). Every petroleum engineering staffing agencies list by country and city is linked on this page.

Which city has the most petroleum engineering staffing agencies?

London leads with 487 company records, followed by Houston (314) and Mumbai (219).

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 48,987 professional contacts with verified work emails tracked across these 17,363 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 29, 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.