Company lists · Data refreshed October 2026

Top 25 Oil and gas automation contractors worldwide

Name: Oil and gas automation contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 19, 2026 14,851 companies tracked

RevenueBase identified 14,851 company matches for oil and gas automation contractors worldwide as of October 2026 and tracks 459,380 professional contacts across them, including 71,696 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for oil and gas automation 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 19, 2026. Country and city lists for oil and gas automation 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 19, 2026 How this list was built

14,851Companies

459,380Contacts tracked

71,696Verified emails

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The 25 largest oil and gas automation contractors worldwide

Ranked by team size

Top 25 of 14,851 company matches for oil and gas automation contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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	Autônomo	Exact match	Wangara, AustraliaHQ recorded Oct 19, 2026	n/a	107,130 contacts →
	Exact match “Autônomo Pty Ltd is a West Australian-owned technology integration company, established in 2018 and delivering end-to-end solutions across the mining, energy, and infrastructure…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2	Aker Solutions	Exact match	Fornebu, NorwayHQ recorded Oct 19, 2026	10001+	16,152 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 · Oct 19, 2026 · View company records in RevenueBase
3	Tecnicas Reunidas	Exact match	Madrid, SpainHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
4	Bonatti	Exact match	Parma, United StatesHQ recorded Oct 19, 2026	5,001-10,000	5,233 contacts →
	Exact match “Bonatti is an International Contractor providing services to energy industry with over 75 years of experience.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5	Aesa A-Evangelista SA	Exact match	Canning, IndiaHQ recorded Oct 19, 2026	5,001-10,000	5,219 contacts →
	Exact match “Since 1948 we specialize in projects for the energy industry.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6	MMR Group	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 19, 2026	5,001-10,000	3,379 contacts →
	Exact match “At MMR we believe that no matter how much you achieve, you should never forget where you came from.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7	Entrust Solutions Group	Exact match	Lisle, IL, United StatesHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
8	ATS Corporation	Exact match	Cambridge, ON, CanadaHQ recorded Oct 19, 2026	5,001-10,000	2,856 contacts →
	Exact match “HELPING ADVANCE THE FUTURE ATS Corporation is an industry-leading automation solutions provider to many of the world's most successful companies.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9	Estrutural	Exact match	Porto Alegre, BrazilHQ recorded Oct 19, 2026	1,001-5,000	2,795 contacts →
	Exact match “Quem somos: Somos uma empresa nacional, com mais de 30 anos no segmento da construção, montagem e manutenção industrial.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10	Montcalm Montagens Industriais	Exact match	São Paulo, BrazilHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
11	ELFE	Exact match	Macaé, BrazilHQ recorded Oct 19, 2026	1,001-5,000	2,006 contacts →
	Exact match “No mercado há mais de duas décadas, a Axia é uma empresa nacional com atuação em operação e manutenção industrial.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12	EMC Egyptian Maintenance Company	Exact match	New Cairo, EgyptHQ recorded Oct 19, 2026	5,001-10,000	1,949 contacts →
	Exact match “Since its foundation in 1997, EMC has become a well-known maintenance and modification service provider to major oil, gas and petrochemical companies, pipeline and refinery…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13	Dietsmann	Exact match	Fontvieille, MonacoHQ recorded Oct 19, 2026	5,001-10,000	1,931 contacts →
	Exact match “Dietsmann is the leading independent specialist in Operation & Maintenance services for continuous-production plant in the oil & gas and power industries with over 40 years of…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14	Yokogawa India Limited	Exact match	Bangalore, IndiaHQ recorded Oct 19, 2026	1,001-5,000	1,851 contacts →
	Exact match “Yokogawa India 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 · Oct 19, 2026 · View company records in RevenueBase
15	Robtstone ME LLC	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Oct 19, 2026	1,001-5,000	1,695 contacts →
	Exact match “At Robt.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16	OIL States International	Exact match	Houston, TX, United StatesHQ recorded Oct 19, 2026	5,001-10,000	1,652 contacts →
	Exact match “Oil States International, Inc.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17	Sendan International Company	Exact match	Jubail Industrial City, Saudi ArabiaHQ recorded Oct 19, 2026	1,001-5,000	1,485 contacts →
	Exact match “Founded in 1994, Sendan has rapidly grown from a modest contractor to a reputable General Contractor for Plant Construction and Maintenance.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18	Arabian Industries	Exact match	Alkhuwair, OmanHQ recorded Oct 19, 2026	10001+	1,330 contacts →
	Exact match “We deliver engineered solutions for the oil, gas and industrialised sectors through our manufacturing, EPC Projects, Maintenance & Turnarounds, Logistics & Rig Moving and Support…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19	AL Turki Enterprises L.L.C	Exact match	United StatesHQ recorded Oct 19, 2026	1,001-5,000	1,268 contacts →
	Exact match “At Al Turki’s Oil and Gas Division, we carry out multi-disciplined Engineering Design, Procurement and Construction service in the southern region of Oman with our Off-plot…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20	Rovisys	Exact match	Aurora, OH, United StatesHQ recorded Oct 19, 2026	1,001-5,000	1,267 contacts →
	Exact match “As one of the world's largest independent systems integrators, RoviSys delivers comprehensive automation, digital transformation, manufacturing execution (MES), Industrial AI…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21	Englobal	Exact match	Houston, TX, United StatesHQ recorded Oct 19, 2026	201-500	1,203 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 · Oct 19, 2026 · View company records in RevenueBase
22	Imco Engineering & Construction CO W.L.L	Exact match	KuwaitHQ recorded Oct 19, 2026	1,001-5,000	1,130 contacts →
	Exact match “Established in 1970, IMCO started as a pioneer in the Industrial Electrical and Instrumentation Fields in Kuwait.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23	Welltec	Exact match	Allerød, DenmarkHQ recorded Oct 19, 2026	501-1,000	1,084 contacts →
	Exact match “Welltec® is a global technology company that develops and provides efficient, hi-tech solutions for the energy industry.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24	Interstates	Exact match	Sioux Center, IA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	986 contacts →
	Exact match “As a Partner Interstates is your trusted partner for electrical, automation, and operational technology needs.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25	Adyard ABU Dhabi LLC	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Oct 19, 2026	1,001-5,000	968 contacts →
	Exact match “Adyard is one of the United Arab Emirates (UAE) leading providers of services to the oil and gas, power, and water industries.” Recorded in the RevenueBase company graph · Oct 19, 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 “oil and gas automation 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 14,851 oil and gas automation contractors worldwide

See the full list, filter by size, metro and specialty, and access 71,696 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas automation contractors worldwide at a glance

As of Oct 19, 2026

15.6%Verified-email coverage

30.9Average contacts per company

11-50Median size (employees)

1.6%Largest-city concentration · Houston

Oct 19, 2026Page data refreshed

Companies by employee count

1-10

5,431

11-50

5,748

51-200

2,414

201-500

716

501-1,000

250

1,001-5,000

194

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 oil and gas automation contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “oil and gas automation 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 71,696 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 19, 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.

Oil and gas automation contractors by location

83 lists · largest first

Every Oil and gas automation 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 “oil and gas automation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas automation contractors are there worldwide?

RevenueBase identified 14,851 company matches for oil and gas automation 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?

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

Which country has the most oil and gas automation contractors?

The United States leads with 2,409 companies, followed by India (860) and Brazil (852). Every oil and gas automation contractors list by country and city is linked on this page.

Which city has the most oil and gas automation contractors?

Houston leads with 232 company records, followed by Tehran (224) and Port Harcourt (127).

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 71,696 professional contacts with verified work emails tracked across these 14,851 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 19, 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.