Company lists · Data refreshed November 2026

Top 25 Refinery design companies worldwide

Name: Refinery design companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 18,952 companies tracked

RevenueBase identified 18,952 company matches for refinery design companies worldwide as of November 2026 and tracks 686,693 professional contacts across them, including 139,324 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for refinery design companies 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 refinery design companies 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

18,952Companies

686,693Contacts tracked

139,324Verified emails

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The 25 largest refinery design companies worldwide

Ranked by team size

Top 25 of 18,952 company matches for refinery design companies 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	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
2	Aker Solutions	Exact match	Fornebu, NorwayHQ recorded Nov 6, 2026	10001+	16,534 contacts →
	Exact match “Aker Solutions is a global engineering and technology company known for delivering complex energy projects with trusted quality and predictable results.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	WOOD	Exact match	Aberdeen, United KingdomHQ recorded Nov 6, 2026	10001+	16,375 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 · Nov 6, 2026 · View company records in RevenueBase
4	Petrofac	Exact match	London, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	13,144 contacts →
	Exact match “We are a leading international service provider to the energy industry, with a diverse client portfolio including many of the world’s leading energy companies.” 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	Tata Consulting Engineers	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	8,994 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 · Nov 6, 2026 · View company records in RevenueBase
7	KENT	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	10001+	7,615 contacts →
	Exact match “We design, build and maintain the assets that power the world for today and make it future-ready for tomorrow.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	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
9	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
10	Aesa A-Evangelista SA	Exact match	Canning, IndiaHQ recorded Nov 6, 2026	5,001-10,000	5,428 contacts →
	Exact match “Since 1948 we specialize in projects for the energy industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Seatrium	Exact match	United StatesHQ recorded Nov 6, 2026	10001+	5,162 contacts →
	Exact match “A Premier Global Player with Deep Engineering Expertise in the offshore, marine and energy industries Engineering our Future Together.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Sargent & Lundy	Exact match	Chicago, NJ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,591 contacts →
	Exact match “Sargent & Lundy is one of the world’s longest-standing full-service architect engineering firms.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	CITGO	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,413 contacts →
	Exact match “CITGO Petroleum Corporation is a recognized leader in the refining industry and operates under the well-known CITGO brand.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	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
15	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
16	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
17	Saudi Aramco Total Refining And Petrochemical Company Satorp	Exact match	Jubail, Saudi ArabiaHQ recorded Nov 6, 2026	1,001-5,000	3,441 contacts →
	Exact match “The Saudi Aramco Total Refining and Petrochemical Company (SATORP) is one of the most advanced refineries in the world, with a processing capacity of barrels per day of Arabian…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	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
19	Priner	Exact match	Rio De Janeiro, BrazilHQ recorded Nov 6, 2026	5,001-10,000	3,125 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 · Nov 6, 2026 · View company records in RevenueBase
20	Entrust Solutions Group	Exact match	Lisle, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,019 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 · Nov 6, 2026 · View company records in RevenueBase
21	FTI	Exact match	Menasha, WI, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,999 contacts →
	Exact match “Faith Technologies Incorporated (FTI) is a dynamic organization comprised of construction, engineering, manufacturing and renewable energy experts.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	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
23	Motiva Enterprises LLC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,765 contacts →
	Exact match “Headquartered in Houston, Texas, Motiva refines, distributes and markets petroleum products throughout the Americas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Nova Engevix	Exact match	Barueri, BrazilHQ recorded Nov 6, 2026	1,001-5,000	2,475 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 · Nov 6, 2026 · View company records in RevenueBase
25	The Haskell Company	Exact match	Jacksonville, WI, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,439 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 · 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 “refinery design companies”. 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 18,952 refinery design companies worldwide

See the full list, filter by size, metro and specialty, and access 139,324 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Refinery design companies worldwide at a glance

As of Nov 6, 2026

20.3%Verified-email coverage

36.2Average contacts per company

11-50Median size (employees)

1.9%Largest-city concentration · Tehran

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

7,428

11-50

6,401

51-200

3,095

201-500

1,001

501-1,000

422

1,001-5,000

332

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 refinery design companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “refinery design companies” 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 139,324 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.

Refinery design companies by location

108 lists · largest first

Every Refinery design companies 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 “refinery design companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many refinery design companies are there worldwide?

RevenueBase identified 18,952 company matches for refinery design companies 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?

Mcdermott International, LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most refinery design companies?

The United States leads with 2,259 companies, followed by India (1,429) and Brazil (1,052). Every refinery design companies list by country and city is linked on this page.

Which city has the most refinery design companies?

Tehran leads with 362 company records, followed by Houston (269) and Calgary (209).

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 139,324 professional contacts with verified work emails tracked across these 18,952 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.