Company lists · Data refreshed September 2026

Top 25 Oil and gas facility engineers based in the United States

Name: Oil and gas facility engineers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 881 companies tracked

RevenueBase identified 881 company matches for oil and gas facility engineers associated with the United States as of September 2026 and tracks 79,600 professional contacts across them, including 17,972 with verified work emails. Houston is the largest hub.

This list covers company matches for oil and gas facility engineers associated with the United States, 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 September 17, 2026.

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 Sep 17, 2026 How this list was built

881Companies

79,600Contacts tracked

17,972Verified emails

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The 25 largest oil and gas facility engineers based in the United States

Ranked by team size

Top 25 of 881 company matches for oil and gas facility engineers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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 Sep 17, 2026	10001+	20,135 contacts →
	Exact match “McDermott is a premier provider of engineering and construction solutions to the energy industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Zachry Group	Exact match	San Antonio, TX, United StatesHQ recorded Sep 17, 2026	10001+	6,824 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 · Sep 17, 2026 · View company records in RevenueBase
3	Nabors Industries	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	10001+	5,865 contacts →
	Exact match “Nabors Industries is a leading provider of advanced technology for the energy industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	S&b	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	5,001-10,000	3,510 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 · Sep 17, 2026 · View company records in RevenueBase
5	OIL States International	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	5,001-10,000	2,215 contacts →
	Exact match “Oil States International, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Brown & Root Industrial Services, LLC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 17, 2026	5,001-10,000	1,940 contacts →
	Exact match “Brown & Root Industrial Services offers the full range of industrial services – engineering, construction, maintenance, turnaround, and specialty (painting, scaffolding…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Audubon Companies	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	1,001-5,000	1,488 contacts →
	Exact match “Founded in 1997, Audubon Companies LLC provides EPC, consulting, fabrication, and field services to energy and industrial operators across the globe.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Bilfinger North America	Exact match	The Woodlands, TX, United StatesHQ recorded Sep 17, 2026	10001+	1,400 contacts →
	Exact match “As a leading construction and maintenance provider, Bilfinger aims to enhance the efficiency of assets and lower operational costs.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Dril-Quip	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	1,001-5,000	1,387 contacts →
	Exact match “Dril-Quip is part of Innovex, a unique energy industrial platform.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Universal Plant Services	Exact match	Deer Park, TX, United StatesHQ recorded Sep 17, 2026	501-1,000	1,371 contacts →
	Exact match “Universal Plant Services (UPS) is the industry's foremost specialists in rotating and reciprocating equipment services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Forum Energy Technologies	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	1,001-5,000	1,262 contacts →
	Exact match “FET (Forum Energy Technologies, Inc.) is a global company, serving the crude oil, natural gas, and renewable energy industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Gulf Companies	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	1,001-5,000	1,046 contacts →
	Exact match “At Gulf Companies, we are driven by our mission to serve a vital role in the global energy industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Matrix Service Company	Exact match	Tulsa, OK, United StatesHQ recorded Sep 17, 2026	1,001-5,000	785 contacts →
	Exact match “Matrix Service Company (Nasdaq: MTRX) is a leading specialty engineering and construction company whose commitment to safety, quality, and integrity has earned its subsidiaries a…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	EDG	Exact match	Metairie, LA, United StatesHQ recorded Sep 17, 2026	501-1,000	700 contacts →
	Exact match “EDG Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Wyatt Field Service Company	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	1,001-5,000	686 contacts →
	Exact match “WYATT is recognized for executing complex maintenance, outage, turnaround, and capital construction projects across the Oil, Gas & Chemical, and Power markets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Vepica	Exact match	Katy, TX, United StatesHQ recorded Sep 17, 2026	1,001-5,000	680 contacts →
	Exact match “Vepica is a multinational engineering company with more than 53 years experience in the energy, industrial, infrastructure and petrochemical sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Willbros	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	10001+	665 contacts →
	Exact match “Primoris is a specialty energy infrastructure contractor serving the oil and gas and power industries with offerings that primarily include construction, maintenance and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Island Operating Company	Exact match	Scott, LA, United StatesHQ recorded Sep 17, 2026	1,001-5,000	570 contacts →
	Exact match “Improving efficiency and reducing costs, all while meeting safety requirements, is the challenge faced by every operator in the oil and gas industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Ingenero	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	501-1,000	532 contacts →
	Exact match “Ingenero's goal is to be the best process engineering firm by delivering the highest quality service and software solutions at the lowest cost.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Matrix Service	Exact match	Tulsa, OK, United StatesHQ recorded Sep 17, 2026	1,001-5,000	492 contacts →
	Exact match “Matrix Service is a subsidiary of Matrix Service Company (NASDAQ: MTRX).” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Anvil Corporation	Exact match	Bellingham, WA, United StatesHQ recorded Sep 17, 2026	201-500	460 contacts →
	Exact match “Founded in 1971, Anvil Corporation is a 100% employee-owned engineering firm providing multi-discipline engineering, design, project management, procurement, and construction…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Enervest, LTD	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	201-500	424 contacts →
	Exact match “EnerVest is a top-tier, low-cost oil and natural gas operating company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Recon Management Services, INC	Exact match	Sulphur, LA, United StatesHQ recorded Sep 17, 2026	501-1,000	420 contacts →
	Exact match “ReCon was established in 1995 and has matured as a high quality and competitive engineering consulting firm providing engineering design and project management services to the…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Mangan INC	Exact match	Long Beach, CA, United StatesHQ recorded Sep 17, 2026	201-500	395 contacts →
	Exact match “Mangan Inc, an Automation & Engineering Firm, provides the highest quality services for the Refining, Gas & Oil, Pipeline, Renewable, Chemical, and Biopharm Industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Sunland Construction, Inc. And Affiliates	Exact match	Eunice, LA, United StatesHQ recorded Sep 17, 2026	1,001-5,000	364 contacts →
	Exact match “Our Mission: To be the premier provider for energy related construction services through a commitment to excellence in safety, production, and quality, with the resolve to…” Recorded in the RevenueBase company graph · Sep 17, 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 facility engineers”. 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 881 oil and gas facility engineers based in the United States

See the full list, filter by size, metro and specialty, and access 17,972 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas facility engineers based in the United States at a glance

As of Sep 17, 2026

22.6%Verified-email coverage

90.4Average contacts per company

11-50Median size (employees)

22.5%Largest-city concentration · Houston

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

238

11-50

308

51-200

197

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 881 companies.

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.
What qualifies: Company records associated with the United States whose business descriptions match “oil and gas facility engineers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 17,972 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 September 17, 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.

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 facility engineers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas facility engineers are there based in the United States?

RevenueBase identified 881 company matches for oil and gas facility engineers associated with the United States as of September 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 city has the most oil and gas facility engineers?

Houston leads with 198 company records, followed by Tulsa (23) and Midland (22).

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 17,972 professional contacts with verified work emails tracked across these 881 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 September 17, 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.