Company lists · Data refreshed November 2026

Top 25 Plant engineering staffing companies worldwide

Name: Plant 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 13,614 companies tracked

RevenueBase identified 13,614 company matches for plant engineering staffing companies worldwide as of November 2026 and tracks 301,316 professional contacts across them, including 56,309 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for plant 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 plant 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

13,614Companies

301,316Contacts tracked

56,309Verified emails

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The 25 largest plant engineering staffing companies worldwide

Ranked by team size

Top 25 of 13,614 company matches for plant 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	Zachry Group	Exact match	San Antonio, TX, United StatesHQ recorded Nov 5, 2026	10001+	7,226 contacts →
	Exact match “Zachry Group is North America's pacesetter in turnkey engineering, construction, maintenance, turnaround and fabrication services to the energy, chemicals, power, manufacturing…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Tradesmen International	Exact match	Macedonia, OH, United StatesHQ recorded Nov 5, 2026	10001+	5,254 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 · Nov 5, 2026 · View company records in RevenueBase
3	UTC Engenharia	Exact match	São Paulo, BrazilHQ recorded Nov 5, 2026	10001+	3,894 contacts →
	Exact match “The Company operates in sundry markets, taking the lead in such sectors as oil & gas production and processing, petrochemicals, power generation, steel production, paper & pulp…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	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
5	Toyo Engineering Corporation	Exact match	Chiba-shi Mihama-ku, JapanHQ recorded Nov 5, 2026	1,001-5,000	2,912 contacts →
	Exact match “Toyo Engineering is an engineering company that constructs the plant in a global stage centering on the plant engineering field.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Grupo Enesa - Main Page	Exact match	Sao Paulo, BrazilHQ recorded Nov 5, 2026	1,001-5,000	2,835 contacts →
	Exact match “ENESA Engenharia is a company based on reliability, commitment, ethical standards and important knowledge in constructive engineering solutions, becoming a reference in…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Groupe Ponticelli Frères	Exact match	FranceHQ recorded Nov 5, 2026	5,001-10,000	1,953 contacts →
	Exact match “The Ponticelli Frères Group is one of the main European service suppliers to companies in the energy (oil and gas, nuclear, renewable energy), industrial (chemical, steelworks…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	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
9	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
10	Bowman Consulting	Exact match	Reston, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,827 contacts →
	Exact match “Headquartered in Reston, Virginia, Bowman is a national engineering services firm delivering infrastructure solutions to customers who own, develop and maintain the built…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Resourcemfg	Exact match	Atlanta, GA, United StatesHQ recorded Nov 5, 2026	5,001-10,000	1,778 contacts →
	Exact match “ResourceMFG places temporary and direct hire employees within the total spectrum of manufacturing jobs including production, quality, maintenance, supervision, and all levels of…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Nesco Resource	Exact match	Mayfield Heights, OH, United StatesHQ recorded Nov 5, 2026	501-1,000	1,723 contacts →
	Exact match “Companies need talent.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	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
14	Audubon Companies	Exact match	Houston, LA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,699 contacts →
	Exact match “Founded in 1997, Audubon Companies LLC provides EPC, consulting, fabrication, and field services to energy and industrial operators across the globe.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	EKIUM	Exact match	Lyon Cedex 07, FranceHQ recorded Nov 5, 2026	1,001-5,000	1,603 contacts →
	Exact match “Welcome to Ekium!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Sendan International Company	Exact match	Jubail Industrial City, Saudi ArabiaHQ recorded Nov 5, 2026	1,001-5,000	1,573 contacts →
	Exact match “Founded in 1994, Sendan has rapidly grown from a modest contractor to a reputable General Contractor for Plant Construction and Maintenance.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Bilfinger Engineering	Exact match	Schiedam, NetherlandsHQ recorded Nov 5, 2026	1,001-5,000	1,531 contacts →
	Exact match “Engineering for greenfield plants or modification and modernization projects for brownfield plants: Bilfinger delivers the optimized solution for our customers in terms of…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Tkil Industries	Exact match	Pune, IndiaHQ recorded Nov 5, 2026	1,001-5,000	1,501 contacts →
	Exact match “TKIL Industries Pvt.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	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
20	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
21	Construction Labor Contractors	Exact match	Round Rock, TX, United StatesHQ recorded Nov 5, 2026	501-1,000	1,273 contacts →
	Exact match “Let us make construction staffing work for you.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	QPS Employment Group	Exact match	Brookfield, WI, United StatesHQ recorded Nov 5, 2026	201-500	1,116 contacts →
	Exact match “Founded in 1985, QPS Employment Group has grown from a two-person operation to one of the nation's leading staffing and recruiting firms, with more than 300 internal employees…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	MKS Soluções Integradas S.A	Exact match	Camaçari, BrazilHQ recorded Nov 5, 2026	501-1,000	1,049 contacts →
	Exact match “No mercado desde 1994, somos uma empresa que oferece soluções integradas de engenharia nas áreas de manutenção, construção e montagem eletromecânica e serviços especializados de…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Sraco Human Resources Company	Exact match	Dammam, Saudi ArabiaHQ recorded Nov 5, 2026	10001+	975 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 · Nov 5, 2026 · View company records in RevenueBase
25	MSE Engenharia	Exact match	Londrina, BrazilHQ recorded Nov 5, 2026	201-500	933 contacts →
	Exact match “Com 46 anos de profundo know-how, adquirido através do atendimento aos mais diversos segmentos industriais, a MSE Engenharia é uma empresa que se orgulha de hoje ser completa em…” 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 “plant 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 13,614 plant engineering staffing companies worldwide

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Plant engineering staffing companies worldwide at a glance

As of Nov 5, 2026

18.7%Verified-email coverage

22.1Average contacts per company

11-50Median size (employees)

1.2%Largest-city concentration · Houston

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

5,483

11-50

4,426

51-200

2,263

201-500

726

501-1,000

303

1,001-5,000

229

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 plant engineering staffing companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “plant 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 56,309 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.

Plant engineering staffing companies by location

112 lists · largest first

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

How many plant engineering staffing companies are there worldwide?

RevenueBase identified 13,614 company matches for plant 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?

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

Which country has the most plant engineering staffing companies?

The United States leads with 2,337 companies, followed by the United Kingdom (1,064) and India (936). Every plant engineering staffing companies list by country and city is linked on this page.

Which city has the most plant engineering staffing companies?

Houston leads with 162 company records, followed by London (159) and Tehran (88).

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 56,309 professional contacts with verified work emails tracked across these 13,614 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.