Company lists · Data refreshed September 2026

Top 25 Plant operations consulting firms worldwide

Name: Plant operations consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 11,070 companies tracked

RevenueBase identified 11,070 company matches for plant operations consulting firms worldwide as of September 2026 and tracks 156,038 professional contacts across them, including 31,767 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for plant operations consulting 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 29, 2026. Country and city lists for plant operations consulting 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 29, 2026 How this list was built

11,070Companies

156,038Contacts tracked

31,767Verified emails

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The 25 largest plant operations consulting firms worldwide

Ranked by team size

Top 25 of 11,070 company matches for plant operations consulting firms 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	Hexagon Asset Lifecycle Intelligence	Exact match	Madison, AL, United StatesHQ recorded Sep 29, 2026	10001+	2,630 contacts →
	Exact match “Hexagon’s Asset Lifecycle Intelligence division helps clients design, construct and operate more profitable, safe and sustainable industrial facilities.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	NAES	Exact match	Issaquah, WA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,956 contacts →
	Exact match “NAES is the power generation industry’s largest independent services provider, with more than 40 years of experience managing risk and turning it into profits.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Dietsmann	Exact match	Fontvieille, MonacoHQ recorded Sep 29, 2026	5,001-10,000	1,843 contacts →
	Exact match “Dietsmann is the leading independent specialist in Operation & Maintenance services for continuous-production plant in the oil & gas and power industries with over 40 years of…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Sendan International Company	Exact match	Jubail Industrial City, Saudi ArabiaHQ recorded Sep 29, 2026	1,001-5,000	1,595 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 · Sep 29, 2026 · View company records in RevenueBase
5	Confipetrol S.A	Exact match	Bogotá, ColombiaHQ recorded Sep 29, 2026	1,001-5,000	1,580 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Bilfinger Engineering	Exact match	Schiedam, NetherlandsHQ recorded Sep 29, 2026	1,001-5,000	1,535 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 · Sep 29, 2026 · View company records in RevenueBase
7	EKIUM	Exact match	Lyon Cedex 07, FranceHQ recorded Sep 29, 2026	1,001-5,000	1,502 contacts →
	Exact match “Welcome to Ekium!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Paul Wurth S.A	Exact match	LuxembourgHQ recorded Sep 29, 2026	201-500	1,156 contacts →
	Exact match “Rooted and founded in Luxembourg more than a 150 years ago, Paul Wurth is a valued industrial engineering partner in the global ironmaking industry.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Excel Group	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,042 contacts →
	Exact match “EXCEL is a leading provider of industrial construction services, including maintenance, turnarounds, fabrication, and disaster recovery.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Sindus Andritz	Exact match	Porto Alegre, BrazilHQ recorded Sep 29, 2026	1,001-5,000	932 contacts →
	Exact match “A Sindus ANDRITZ é uma empresa do Grupo ANDRITZ, onde atuam equipes das divisões Maintenance & Performance, ANDRITZ Automation e Metris Technology, além do suporte a outras…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	M. N. Dastur & Co. P LTD	Exact match	Kolkata, IndiaHQ recorded Sep 29, 2026	1,001-5,000	894 contacts →
	Exact match “M.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Starcon International, INC	Exact match	La Porte, TX, United StatesHQ recorded Sep 29, 2026	1,001-5,000	866 contacts →
	Exact match “Starcon is a national, full-service contractor offering comprehensive industrial and mechanical services in the oil & gas/refining, chemical/petrochemical, natural gas processing…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	Contract Resources PTY LTD	Exact match	Perth, United StatesHQ recorded Sep 29, 2026	501-1,000	741 contacts →
	Exact match “Contract Resources have been providing specialised industrial services for over 30 years to the heavy process industries in Australia, New Zealand and the Middle East.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	Tequaly	Exact match	Curitiba, BrazilHQ recorded Sep 29, 2026	1,001-5,000	733 contacts →
	Exact match “Há 30 anos presente no setor industrial, a Tequaly é referência em soluções integradas para o setor industrial na América Latina.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	Emthos Engenharia Ltda	Exact match	Catu, BrazilHQ recorded Sep 29, 2026	1,001-5,000	708 contacts →
	Exact match “Na Emthos, atuamos como parceiros estratégicos das empresas, não apenas como prestadores de serviço.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Grupo Sereng	Exact match	Vitória, BrazilHQ recorded Sep 29, 2026	201-500	707 contacts →
	Exact match “A SERENG é uma empresa de engenharia especializada em Projetos, Consultoria, Gerenciamento, Apoio Técnico e Gestão de Ativos (Manutenção), atuando nos mais diversos segmentos…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	EDG	Exact match	Metairie, LA, United StatesHQ recorded Sep 29, 2026	501-1,000	700 contacts →
	Exact match “EDG Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	Sigma Industry	Exact match	Stockholm, SwedenHQ recorded Sep 29, 2026	1,001-5,000	688 contacts →
	Exact match “Sigma Industry har tagit ett långsiktigt åtagande för att förnya konsultbranschen inom ingenjörstjänster.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	USA Debusk	Exact match	Deer Park, TX, United StatesHQ recorded Sep 29, 2026	1,001-5,000	640 contacts →
	Exact match “USA DeBusk serves the industrial infrastructure sector through a diverse and complementary suite of high-value traditional and specialty services for turnarounds, routine…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Hvac Engineering, INC	Exact match	United StatesHQ recorded Sep 29, 2026	n/a	636 contacts →
	Exact match “Mechanical Engineering Consultants” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Tamoin	Exact match	Erandio/ Altzaga, SpainHQ recorded Sep 29, 2026	1,001-5,000	630 contacts →
	Exact match “TAMOIN, fundada en 1956, es en la actualidad una sociedad empresarial de GTM Grupo, en constante evolución hacia la especialización en servicios industriales.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	Scania Industrial Maintenance AB	Exact match	Södertälje, SwedenHQ recorded Sep 29, 2026	501-1,000	627 contacts →
	Exact match “Scania Industrial Maintenance support Scania in Sweden with technical services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Sitech	Exact match	Geleen, NetherlandsHQ recorded Sep 29, 2026	501-1,000	594 contacts →
	Exact match “To maximize results Sitech helps companies in the processing and chemical industries and companies in the energy sector to grow and develop further.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	PT Tracon Industri	Exact match	Dki Jakarta, IndonesiaHQ recorded Sep 29, 2026	201-500	578 contacts →
	Exact match “PT.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	Applied Consultants	Exact match	Longview, TX, United StatesHQ recorded Sep 29, 2026	501-1,000	578 contacts →
	Exact match “Since 1991, Applied Consultants Inc.” 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 “plant operations consulting firms”. 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 11,070 plant operations consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 31,767 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Plant operations consulting firms worldwide at a glance

As of Sep 29, 2026

20.4%Verified-email coverage

14.1Average contacts per company

1-10Median size (employees)

1.4%Largest-city concentration · Sao Paulo

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

6,485

11-50

3,035

51-200

1,044

201-500

268

501-1,000

103

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 plant operations consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “plant operations consulting 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 31,767 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.

Plant operations consulting firms by location

44 lists · largest first

Every Plant operations consulting 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 “plant operations consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many plant operations consulting firms are there worldwide?

RevenueBase identified 11,070 company matches for plant operations consulting 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?

Hexagon Asset Lifecycle Intelligence tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most plant operations consulting firms?

The United States leads with 1,626 companies, followed by Brazil (1,279) and Italy (487). Every plant operations consulting firms list by country and city is linked on this page.

Which city has the most plant operations consulting firms?

Sao Paulo leads with 151 company records, followed by Houston (135) and Tehran (78).

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 31,767 professional contacts with verified work emails tracked across these 11,070 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.