Company lists · Data refreshed September 2026
Top 25 Chemical processing plant builders worldwide
RevenueBase identified 2,956 chemical processing plant builders worldwide as of September 2026 and tracks 190,133 professional contacts across them, including 37,425 with verified work emails and 0 with mobile numbers. India is the largest market and Tehran the largest hub.
This list covers chemical processing plant builders worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026. Country and city lists for chemical processing plant builders follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest chemical processing plant builders worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 33,084 contacts → | ||||
Indirect evidence “Fluor Corporation is a global engineering, procurement and construction company.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 10,588 contacts → | ||||
Indirect evidence “TR is an international general contractor engaged in the engineering and construction of industrial facilities in the fields of-Oil & Gas -Refining & Petrochemical -Power…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 6,824 contacts → | ||||
Partial evidence “Zachry Group is North America's pacesetter in turnkey engineering, construction, maintenance, turnaround and fabrication services to the energy, chemicals, power, manufacturing…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 6,211 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 3,760 contacts → | ||||
Indirect evidence “As an engineering, procurement, and construction (EPC) company, we design and deliver high-tech facilities for our clients.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 3,510 contacts → | ||||
Indirect evidence “S&B is an engineer and constructor that designs and builds some of the largest and most complex industrial facilities in the world.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 2,619 contacts → | ||||
Indirect evidence “Heavy Engineering Industries & Shipbuilding Co.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 2,213 contacts → | ||||
Indirect evidence “Haskell delivers over $3 billion annually in Architecture, Engineering, Construction (AEC) and Consulting solutions to assure certainty of outcome for complex capital projects…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 2,054 contacts → | ||||
Indirect evidence “Tripatra has one of the longest service histories among engineering, procurement & construction (EPC) companies in Indonesia since 1973.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 1,877 contacts → | ||||
Indirect evidence “Hargrove is a full-service engineering, procurement, and construction management firm delivering multi-discipline engineering, project delivery, controls & automation, and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 1,638 contacts → | ||||
Indirect evidence “At Robt.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 1,609 contacts → | ||||
Indirect evidence “Founded in 1989 as a fabricator and erector of mechanical equipment company, Timas has now transformed and established as one of Indonesian leading onshore & offshore EPCIC…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 1,535 contacts → | ||||
Partial evidence “Engineering for greenfield plants or modification and modernization projects for brownfield plants: Bilfinger delivers the optimized solution for our customers in terms of…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 1,488 contacts → | ||||
Indirect evidence “Founded in 1997, Audubon Companies LLC provides EPC, consulting, fabrication, and field services to energy and industrial operators across the globe.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 1,296 contacts → | ||||
Indirect evidence “TKIL Industries Pvt.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 1,265 contacts → | ||||
Indirect evidence “Galfar Engineering & Contracting W.L.L Emirates is a multi-discipline Engineering and Construction Company, executing major EPC projects in Oil & Gas and other sectors including…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 1,158 contacts → | ||||
Indirect evidence “PT Inti Karya Persada Teknik (IKPT), a company specializing in Engineering, Procurement, and Construction services in Indonesia was established on 22 February 1982.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 1,157 contacts → | ||||
Partial evidence “Rönesans Endüstri Tesisleri specializes in construction services and EPC in Hydrocarbons, Power, Metallurgy & Mining and Process Plants sectors.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1,130 contacts → | ||||
Indirect evidence “Saulsbury Industries is a full-service Engineering Procurement and Construction (EPC) contractor that provides engineering, general construction, electrical & instrumentation…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1,022 contacts → | ||||
Indirect evidence “Gulf Asia Engineering and Projects Private Limited(GAEP), subsidiary of RP Group, Bahrain, is a leading engineering and construction company.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 847 contacts → | ||||
Indirect evidence “At Penta Global we deliver innovative, sustainable EPC solutions to the ever-evolving energy sector across the Middle East, Southeast Asia and beyond.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 829 contacts → | ||||
Indirect evidence “SISCO delivers engineering, procurement, construction, commissioning, global supply chain solutions and asset and field solutions to key growth sectors in the Kingdom of Saudi…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 804 contacts → | ||||
Indirect evidence “Oil Design & Construction Company (ODCC) We are a first grade full-service contractor ranked by the GOI primarily serving the hydrocarbon market with the capability to execute…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 795 contacts → | ||||
Indirect evidence “INCO is a Group with a long and rich history.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 789 contacts → | ||||
Partial evidence “IREM GROUP Provides complete services in the field of Procurement, Detail Engineering, Construction and Maintenance of Industrial Plants.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: chemical processing plant builders. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names chemical processing plant builders.
- Partial evidence
- Its own public description names part of chemical processing plant builders, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name chemical processing plant builders. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 2,956 chemical processing plant builders worldwide
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Chemical processing plant builders worldwide at a glance
As of Sep 16, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among chemical processing plant builders, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- 21 countries, largest first: India, the United States, Italy, Iran, Germany, Türkiye, Brazil, Indonesia, the United Kingdom, Nigeria and 11 more. Country and city lists for chemical processing plant builders are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “chemical processing plant builders”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names chemical processing plant builders), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among chemical processing plant builders, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 37,425 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Chemical processing plant builders by location
23 lists · largest firstEvery Chemical processing plant builders list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Chemical processing plant builders based in India720
- Chemical processing plant builders based in the United States467
- Chemical processing plant builders based in Italy293
- Chemical processing plant builders based in Iran211
- Chemical processing plant builders based in Germany171
- Chemical processing plant builders based in Türkiye141
- Chemical processing plant builders based in Brazil110
- Chemical processing plant builders based in Indonesia86
- Chemical processing plant builders based in the United Kingdom83
- Chemical processing plant builders based in Nigeria72
- Chemical processing plant builders based in Canada70
- Chemical processing plant builders based in the United Arab Emirates68
- Chemical processing plant builders based in Spain67
- Chemical processing plant builders based in South Africa62
- Chemical processing plant builders based in France57
- Chemical processing plant builders based in Saudi Arabia56
- Chemical processing plant builders based in Australia50
- Chemical processing plant builders based in Poland46
- Chemical processing plant builders based in the Netherlands44
- Chemical processing plant builders based in Argentina42
- Chemical processing plant builders based in Malaysia40
Cities
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names chemical processing plant builders, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many chemical processing plant builders are there worldwide?
RevenueBase identified 2,956 chemical processing plant builders worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Fluor Corporation, headquartered in Irving, tops this list with the largest team on record.
Which country has the most chemical processing plant builders?
India leads with 720 companies, followed by the United States (467) and Italy (293). Every chemical processing plant builders list by country and city is linked on this page.
Which city has the most chemical processing plant builders?
Tehran leads with 160 headquartered companies, followed by Pune (72) and Mumbai (60).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 37,425 verified decision-maker contacts tracked across these 2,956 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.