Company lists · Data refreshed November 2026

Top 25 Plant modernization contractors worldwide

RevenueBase identified 7,718 company matches for plant modernization contractors worldwide as of November 2026 and tracks 119,651 professional contacts across them, including 24,995 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for plant modernization contractors 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 6, 2026. Country and city lists for plant modernization contractors 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 6, 2026 How this list was built
7,718Companies
119,651Contacts tracked
24,995Verified emails
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The 25 largest plant modernization contractors worldwide

Ranked by team size
Top 25 of 7,718 company matches for plant modernization contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPeoria, IL, United StatesHQ recorded Nov 6, 20261,001-5,0002,329 contacts →

Exact match

“Advanced Technology Services, Inc.(ATS) is a single source for industrial maintenance, technology and parts, offering a complete solution for support, training, monitoring and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBangalore, IndiaHQ recorded Nov 6, 20261,001-5,0001,961 contacts →

Exact match

“Yokogawa India Private Limited, incorporated in 1987, is an affiliate of Yokogawa Electric Corporation, Japan, having strong marketing and service network across India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchFranceHQ recorded Nov 6, 20265,001-10,0001,953 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 6, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-5001,223 contacts →

Exact match

“Who We Are Englobal Founded in 1985, ENGlobal (NASDAQ: ENG) is a specialty engineering services firm that focuses on automation solutions and select EPCM projects for the energy…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCuritiba, BrazilHQ recorded Nov 6, 20261,001-5,0001,209 contacts →

Exact match

“Empresa de Montagem e Manutenção Industrial”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDammam, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,0001,197 contacts →

Exact match

“GAS Arabian Services offers comprehensive answers to the many operational challenges faced by the oil & gas, petrochemical, electrical, steel, water & desalination, and mining…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSioux Center, CO, United StatesHQ recorded Nov 6, 20261,001-5,0001,034 contacts →

Exact match

“As a Partner Interstates is your trusted partner for electrical, automation, and operational technology needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBayan Lepas, MalaysiaHQ recorded Nov 6, 20261,001-5,000949 contacts →

Exact match

“In response to growing markets and increasing competition, Greatech offers automation solutions in various industries in order to meet customer productivity challenges, improve on…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchEvansville, United StatesHQ recorded Nov 6, 2026501-1,000849 contacts →

Exact match

“FLANDERS, Leverage our legacy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000770 contacts →

Exact match

“Marine Electricals is an integrated technical services provider in the fields of electrical automation and information and communication technology solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchIsfahan, IranHQ recorded Nov 6, 2026501-1,000734 contacts →

Exact match

“International Systems Engineering & Automation Company (IRISA) was established in 1992, with joint investment of Mobarakeh Steel Company (MSC), Iran International Engineering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchDeer Park, LA, United StatesHQ recorded Nov 6, 20261,001-5,000728 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKochi, IndiaHQ recorded Nov 6, 2026501-1,000696 contacts →

Exact match

“Welcome to SMEC Automation, where engineering excellence meets innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPorto Alegre, BrazilHQ recorded Nov 6, 20261,001-5,000692 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSödertälje, SwedenHQ recorded Nov 6, 2026501-1,000650 contacts →

Exact match

“Scania Industrial Maintenance support Scania in Sweden with technical services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNavi Mumbai, IndiaHQ recorded Nov 6, 2026501-1,000644 contacts →

Exact match

“Sarla Technologies is an ISO 9001:2015 and ISO 27001:2022 certified Engineering Organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLeiria, PortugalHQ recorded Nov 6, 202651-200579 contacts →

Exact match

“EST - Empresa Serviços Técnicos, S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchTonsley, IndiaHQ recorded Nov 6, 2026501-1,000567 contacts →

Exact match

“SAGE Automation is Australia’s leading provider of industrial automation and control services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSimpang Ampat, MalaysiaHQ recorded Nov 6, 2026201-500563 contacts →

Exact match

“Sophic Automation Sdn Bhd is an industrial automation solutions provider specializing in system integration, control solutions, and smart manufacturing technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchApeldoorn, NetherlandsHQ recorded Nov 6, 20261,001-5,000550 contacts →

Exact match

“Actemium adviseert over, ontwerpt, bouwt, optimaliseert en onderhoudt industriële processen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCovington, LA, United StatesHQ recorded Nov 6, 202651-200497 contacts →

Exact match

“Ardent Services, LLC (Ardent) is a leading provider of high-quality power, control, process-automation, and electrical and instrumentation (E&I) services for process industries…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchArgamasilla De Calatrava, SpainHQ recorded Nov 6, 20261,001-5,000488 contacts →

Exact match

“MEISA (Proyectos y Mantenimientos Mecánicos, Eléctricos y de Instrumentación), se constituyó en 1998, viendo las oportunidades de mercado de negocio y demanda creciente de los…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMadrid, SpainHQ recorded Nov 6, 2026501-1,000478 contacts →

Exact match

“Empresa de referencia del Grupo Cobra especializada en diseño, ingeniería, instalaciones y montajes mecánicos y eléctricos y mantenimiento industrial.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchGeleen, NetherlandsHQ recorded Nov 6, 2026501-1,000466 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 · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20265,001-10,000465 contacts →

Exact match

“With decades of refinery, petrochemical, fertilizer and power plant experience, CAM Industrial Solutions has become the standard in heavy industrial maintenance, turnaround and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 7,718 plant modernization contractors worldwide

See the full list, filter by size, metro and specialty, and access 24,995 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Plant modernization contractors worldwide at a glance

As of Nov 6, 2026
20.9%Verified-email coverage
15.5Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,579
11-50
2,830
51-200
918
201-500
203
501-1,000
62
1,001-5,000
41
5,001-10,000
5
10001+
4

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 modernization contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “plant modernization contractors” 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 24,995 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 6, 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 modernization contractors by location

41 lists · largest first

Every Plant modernization contractors 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 modernization contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many plant modernization contractors are there worldwide?

RevenueBase identified 7,718 company matches for plant modernization contractors 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?

Advanced Technology Services ATS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most plant modernization contractors?

Brazil leads with 1,014 companies, followed by the United States (739) and Italy (414). Every plant modernization contractors list by country and city is linked on this page.

Which city has the most plant modernization contractors?

Sao Paulo leads with 89 company records, followed by Istanbul (46) and Curitiba (41).

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 24,995 professional contacts with verified work emails tracked across these 7,718 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 6, 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.