Company lists · Data refreshed November 2026

Top 25 Process plant builders worldwide

Name: Process plant builders worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 9,750 companies tracked

RevenueBase identified 9,750 company matches for process plant builders worldwide as of November 2026 and tracks 618,529 professional contacts across them, including 107,477 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for process plant builders 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 process plant builders 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

9,750Companies

618,529Contacts tracked

107,477Verified emails

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The 25 largest process plant builders worldwide

Ranked by team size

Top 25 of 9,750 company matches for process plant builders 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Fluor Corporation	Exact match	Irving, TX, United StatesHQ recorded Nov 6, 2026	10001+	36,324 contacts →
	Exact match “Fluor Corporation is a global engineering, procurement and construction company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Mcdermott International, LTD	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	10001+	21,606 contacts →
	Exact match “McDermott is a premier provider of engineering and construction solutions to the energy industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Tata Projects	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	14,844 contacts →
	Exact match “Tata Projects is one of the most admired Technology led Engineering, Procurement and Construction (EPC) companies in India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Orascom Construction PLC	Exact match	Cairo, EgyptHQ recorded Nov 6, 2026	10001+	14,513 contacts →
	Exact match “Orascom Construction PLC is a leading global engineering and construction contractor primarily focused on infrastructure, industrial and high-end commercial projects in the Middle…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Tecnicas Reunidas	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	10001+	11,748 contacts →
	Exact match “TR is an international general contractor engaged in the engineering and construction of industrial facilities in the fields of-Oil & Gas -Refining & Petrochemical -Power…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Techint Engineering & Construction	Exact match	Ciudad De Buenos Aires, MexicoHQ recorded Nov 6, 2026	10001+	10,642 contacts →
	Exact match “Techint Engineering & Construction provides project management, engineering, procurement and construction services on a global basis for large-scale projects in the Oil & Gas…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Samsung E&a	Exact match	Gangdong-gu, South KoreaHQ recorded Nov 6, 2026	5,001-10,000	7,517 contacts →
	Exact match “SAMSUNG E&A is one of the world’s leading engineering, procurement, construction and project management (EPC & PM) companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Zachry Group	Exact match	San Antonio, TX, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
9	Petrojet	Exact match	Cairo, EgyptHQ recorded Nov 6, 2026	10001+	6,981 contacts →
	Exact match “The Petroleum Projects and Technical Consultations Company PETROJET is the largest state-owned joint-stock company in the Egyptian construction market established in 1975 as one…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	L&t Construction	Exact match	Chennai, IndiaHQ recorded Nov 6, 2026	10001+	6,902 contacts →
	Exact match “L&T Construction, the construction arm of L&T, is India’s largest construction organization and among the top global contractors offering EPC solutions with single-source…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	GS E&c	Exact match	Seoul, South KoreaHQ recorded Nov 6, 2026	5,001-10,000	6,556 contacts →
	Exact match “GS E&C is Korea`s representative global contractor leveraging its experience in Civil Engineering, Building, Oil & Gas, Power Plants and Renewable Energy to continually provide…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Nesma & Partners	Exact match	Khobar, Saudi ArabiaHQ recorded Nov 6, 2026	10001+	6,004 contacts →
	Exact match “Nesma & Partners group is the leading provider of integrated project solutions in the Kingdom of Saudi Arabia.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Bilfinger	Exact match	Mannheim, GermanyHQ recorded Nov 6, 2026	10001+	4,349 contacts →
	Exact match “Bilfinger is an international industrial services provider with a vision to be the No.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	EXYTE	Exact match	Stuttgart, GermanyHQ recorded Nov 6, 2026	10001+	3,958 contacts →
	Exact match “As an engineering, procurement, and construction (EPC) company, we design and deliver high-tech facilities for our clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Archirodon Group N.V	Exact match	Dordrecht, NetherlandsHQ recorded Nov 6, 2026	10001+	3,934 contacts →
	Exact match “We are leading EPC players, active in 4 continents and counting on average more than employees.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	UTC Engenharia	Exact match	São Paulo, BrazilHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
17	S&b	Exact match	Houston, LA, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,819 contacts →
	Exact match “S&B is an engineer and constructor that designs and builds some of the largest and most complex industrial facilities in the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Julius Berger Nigeria PLC	Exact match	Utako, NigeriaHQ recorded Nov 6, 2026	10001+	3,609 contacts →
	Exact match “Julius Berger Nigeria Plc is a leading construction company offering integrated construction solutions and related services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Nbtc Group	Exact match	Shuaiba Industrial, KuwaitHQ recorded Nov 6, 2026	10001+	3,553 contacts →
	Exact match “Being established in 1977, NBTC had flourished its self as a leading EPC contracting company through a combination of highly empowered attributes via entrepreneurial leadership…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	ENPPI	Exact match	Nasr City 1, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,542 contacts →
	Exact match “Enppi is globally recognized as a major engineering, EPC main contractor, and management contractor, with decades of experience in onshore and offshore projects in the oil and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Hyundai Engineering Co. LTD	Exact match	서울시, South KoreaHQ recorded Nov 6, 2026	5,001-10,000	3,298 contacts →
	Exact match “Hyundai Engineering is a global engineering company providing integrated solutions across energy, process plants, buildings, and asset management.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Expertise	Exact match	Al Jubail, Saudi ArabiaHQ recorded Nov 6, 2026	10001+	3,127 contacts →
	Exact match “Established in 2008 and headquartered in Al Jubail with operational offices across the kingdom, Expertise Company Ltd.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Toyo Engineering Corporation	Exact match	Chiba-shi Mihama-ku, JapanHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
24	Heisco	Exact match	KuwaitHQ recorded Nov 6, 2026	10001+	2,833 contacts →
	Exact match “Heavy Engineering Industries & Shipbuilding Co.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Jones Engineering	Exact match	Dublin 4, IrelandHQ recorded Nov 6, 2026	1,001-5,000	2,643 contacts →
	Exact match “Jones Engineering is a multi-disciplined engineering contracting company, offering the complete range of engineering and building services installations.” Recorded in the RevenueBase company graph · Nov 6, 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 “process plant builders”. 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 9,750 process plant builders worldwide

See the full list, filter by size, metro and specialty, and access 107,477 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Process plant builders worldwide at a glance

As of Nov 6, 2026

17.4%Verified-email coverage

63.4Average contacts per company

11-50Median size (employees)

2.4%Largest-city concentration · Tehran

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

2,137

11-50

3,383

51-200

2,281

201-500

960

501-1,000

396

1,001-5,000

392

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 process plant builders are linked below.
What qualifies: Company records worldwide whose business descriptions match “process plant builders” 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 107,477 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.

Process plant builders by location

61 lists · largest first

Every Process plant builders 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 “process plant builders”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many process plant builders are there worldwide?

RevenueBase identified 9,750 company matches for process plant builders 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?

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

Which country has the most process plant builders?

The United States leads with 1,045 companies, followed by India (1,020) and Italy (472). Every process plant builders list by country and city is linked on this page.

Which city has the most process plant builders?

Tehran leads with 235 company records, followed by Houston (103) and Pune (81).

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 107,477 professional contacts with verified work emails tracked across these 9,750 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.