Company lists · Data refreshed October 2026

Top 25 Chemical engineering contractors worldwide

Name: Chemical engineering contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 17,574 companies tracked

RevenueBase identified 17,574 company matches for chemical engineering contractors worldwide as of October 2026 and tracks 498,584 professional contacts across them, including 91,223 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for chemical engineering 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 October 9, 2026. Country and city lists for chemical engineering 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 Oct 9, 2026 How this list was built

17,574Companies

498,584Contacts tracked

91,223Verified emails

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The 25 largest chemical engineering contractors worldwide

Ranked by team size

Top 25 of 17,574 company matches for chemical engineering contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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	WOOD	Exact match	Aberdeen, United KingdomHQ recorded Oct 9, 2026	10001+	16,351 contacts →
	Exact match “Wood is a global leader in consulting and engineering, delivering critical solutions across energy and materials markets.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	Tecnicas Reunidas	Exact match	Madrid, SpainHQ recorded Oct 9, 2026	10001+	11,378 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 · Oct 9, 2026 · View company records in RevenueBase
3	Tata Consulting Engineers	Exact match	Mumbai, IndiaHQ recorded Oct 9, 2026	5,001-10,000	8,533 contacts →
	Exact match “Tata Consulting Engineers Limited (TCE) is the largest Indian private sector engineering and project consultancy and an emerging global leader in integrated engineering solutions.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Samsung E&a	Exact match	Gangdong-gu, South KoreaHQ recorded Oct 9, 2026	5,001-10,000	7,325 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 · Oct 9, 2026 · View company records in RevenueBase
5	Zachry Group	Exact match	San Antonio, TX, United StatesHQ recorded Oct 9, 2026	10001+	7,053 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 · Oct 9, 2026 · View company records in RevenueBase
6	Petrojet	Exact match	Cairo, EgyptHQ recorded Oct 9, 2026	10001+	6,598 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 · Oct 9, 2026 · View company records in RevenueBase
7	Bilfinger	Exact match	Mannheim, GermanyHQ recorded Oct 9, 2026	10001+	4,268 contacts →
	Exact match “Bilfinger is an international industrial services provider with a vision to be the No.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	UTC Engenharia	Exact match	São Paulo, BrazilHQ recorded Oct 9, 2026	10001+	3,755 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 · Oct 9, 2026 · View company records in RevenueBase
9	Ips-Integrated Project Services	Exact match	Blue Bell, PA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	3,642 contacts →
	Exact match “IPS, a Berkshire Hathaway company, is a global leader in technical consulting, architecture, engineering, procurement, construction management, commissioning, qualification…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	S&b	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	5,001-10,000	3,615 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 · Oct 9, 2026 · View company records in RevenueBase
11	ENPPI	Exact match	Nasr City 1, United StatesHQ recorded Oct 9, 2026	1,001-5,000	3,451 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 · Oct 9, 2026 · View company records in RevenueBase
12	Entrust Solutions Group	Exact match	Lisle, IL, United StatesHQ recorded Oct 9, 2026	1,001-5,000	3,020 contacts →
	Exact match “ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Priner	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 9, 2026	5,001-10,000	3,003 contacts →
	Exact match “Há mais de 40 anos, a Priner se destaca no setor de engenharia industrial e infraestrutura, oferecendo soluções com excelência técnica, seguras e eficientes.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Toyo Engineering Corporation	Exact match	Chiba-shi Mihama-ku, JapanHQ recorded Oct 9, 2026	1,001-5,000	2,841 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 · Oct 9, 2026 · View company records in RevenueBase
15	Heisco	Exact match	KuwaitHQ recorded Oct 9, 2026	10001+	2,681 contacts →
	Exact match “Heavy Engineering Industries & Shipbuilding Co.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Nova Engevix	Exact match	Barueri, BrazilHQ recorded Oct 9, 2026	1,001-5,000	2,410 contacts →
	Exact match “Fundada em 1965 e com mais de 40 anos de experiência, a Engevix é a maior empresa do segmento de engenharia consultiva do Brasil.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	Qatar Engineering & Construction Company W.L.L	Exact match	Ras Laffan Industrial City (rlic), QatarHQ recorded Oct 9, 2026	5,001-10,000	2,397 contacts →
	Exact match “Qatar Engineering & Construction Company (Qcon) is the leading National EPC & Maintenance Contractor in the Oil & Gas, Petrochemical, Fertilizer and Power industries.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	The Haskell Company	Exact match	Jacksonville, FL, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,390 contacts →
	Exact match “Haskell delivers over $3 billion annually in Architecture, Engineering, Construction (AEC) and Consulting solutions to assure certainty of outcome for complex capital projects…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Montcalm Montagens Industriais	Exact match	São Paulo, BrazilHQ recorded Oct 9, 2026	1,001-5,000	2,354 contacts →
	Exact match “Fundada em 1971, a Montcalm tem como missão, oferecer soluções de engenharia construtiva para implantação, ampliação e manutenção de indústrias de processos, sempre com o…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	CTCI	Exact match	Taipei City, TaiwanHQ recorded Oct 9, 2026	5,001-10,000	2,161 contacts →
	Exact match “CTCI (TWSE: 9933, TPEx: 5209, TPEx: 6803) is a global engineering, procurement, and construction (EPC) services provider.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	Enter Engineering Group	Exact match	Tashkent, UzbekistanHQ recorded Oct 9, 2026	10001+	2,129 contacts →
	Exact match “Enter Engineering is one of the largest EPC contractors in the Uzbek market.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Pt. Meindo Elang Indah	Exact match	Jakarta, IndonesiaHQ recorded Oct 9, 2026	1,001-5,000	2,051 contacts →
	Exact match “PT Meindo Elang Indah is one of the leading EPCI companies in Indonesia, providing fully integrated solutions in Engineering, Procurement, Construction, and Installation services…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	AYTB	Exact match	Jubail Industrial City, Saudi ArabiaHQ recorded Oct 9, 2026	5,001-10,000	1,887 contacts →
	Exact match “AYTB had recognized the Saudi Dream 45 years ago when the Royal Commission for Jubail and Yanbu was set up with a vision to build a huge petrochemical industry to catapult Saudi…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	Hargrove Engineers & Constructors	Exact match	Mobile, AL, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,881 contacts →
	Exact match “Hargrove is a full-service engineering, procurement, and construction management firm delivering multi-discipline engineering, project delivery, controls & automation, and…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Aarvi Encon	Exact match	Mumbai, IndiaHQ recorded Oct 9, 2026	5,001-10,000	1,862 contacts →
	Exact match “Aarvi Encon has established it's leadership in providing Engineering Consultancy and Technical Assistance to Oil & Gas, Refinery, Petrochemical, Pipelines, Power & Infrastructure…” Recorded in the RevenueBase company graph · Oct 9, 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 “chemical engineering contractors”. 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 17,574 chemical engineering contractors worldwide

See the full list, filter by size, metro and specialty, and access 91,223 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Chemical engineering contractors worldwide at a glance

As of Oct 9, 2026

18.3%Verified-email coverage

28.4Average contacts per company

11-50Median size (employees)

1.9%Largest-city concentration · Tehran

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

7,230

11-50

6,010

51-200

2,711

201-500

867

501-1,000

351

1,001-5,000

275

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 chemical engineering contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “chemical engineering 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 91,223 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 October 9, 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.

Chemical engineering contractors by location

82 lists · largest first

Every Chemical engineering 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 “chemical engineering contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many chemical engineering contractors are there worldwide?

RevenueBase identified 17,574 company matches for chemical engineering contractors worldwide as of October 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?

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

Which country has the most chemical engineering contractors?

The United States leads with 1,797 companies, followed by Brazil (1,407) and India (1,330). Every chemical engineering contractors list by country and city is linked on this page.

Which city has the most chemical engineering contractors?

Tehran leads with 333 company records, followed by Sao Paulo (171) and Pune (144).

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 91,223 professional contacts with verified work emails tracked across these 17,574 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 October 9, 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.