Company lists · Data refreshed October 2026

Top 25 Midstream oil and gas consultants worldwide

RevenueBase identified 2,802 company matches for midstream oil and gas consultants worldwide as of October 2026 and tracks 61,052 professional contacts across them, including 15,319 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for midstream oil and gas consultants 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 18, 2026. Country and city lists for midstream oil and gas consultants 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 18, 2026 How this list was built
2,802Companies
61,052Contacts tracked
15,319Verified emails
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The 25 largest midstream oil and gas consultants worldwide

Ranked by team size
Top 25 of 2,802 company matches for midstream oil and gas consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLisle, IL, United StatesHQ recorded Oct 18, 20261,001-5,0003,020 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 18, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Oct 18, 20261,001-5,0002,449 contacts →

Exact match

“Targa is a leading provider of midstream services as one of the largest independent midstream infrastructure companies in North America.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3Exact matchComuna 1, ArgentinaHQ recorded Oct 18, 20261,001-5,0001,060 contacts →

Exact match

“Somos la compañía de energía lider en la prestación de servicios integrados en la industria Oil & Gas Nuestros servicios y soluciones permiten integran toda la cadena de valor del…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4Exact matchThe Woodlands, TX, United StatesHQ recorded Oct 18, 20261,001-5,000952 contacts →

Exact match

“As a midstream service provider, we help deliver essential energy and inputs that improve the quality of life across the globe.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5Exact matchDallas, TX, United StatesHQ recorded Oct 18, 20261,001-5,000787 contacts →

Exact match

“EnLink is now part of ONEOK (NYSE: OKE)”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact matchMetairie, LA, United StatesHQ recorded Oct 18, 2026501-1,000736 contacts →

Exact match

“EDG Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7Exact matchLeatherhead, United KingdomHQ recorded Oct 18, 2026501-1,000702 contacts →

Exact match

“KBR Consulting is one of the world's foremost engineering consultancies specializing in the hydrocarbon and energy industry.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8Exact matchCairo, EgyptHQ recorded Oct 18, 2026501-1,000664 contacts →

Exact match

“EMEC is a regional oil and gas services company built on more than four decades of operational experience, regional insight, and deep technical expertise.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9Exact matchThe Woodlands, TX, United StatesHQ recorded Oct 18, 20265,001-10,000632 contacts →

Exact match

“We are ChampionX, bringing over a century of expertise to deliver forward-thinking innovations, unmatched global supply chain capability, and market-shaping solutions for the…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10Exact matchIndonesiaHQ recorded Oct 18, 2026501-1,000632 contacts →

Exact match

“PT Solusi Energy Nusantara (SENA) is affiliation of PGN Group, a reputable company which has a core business in natural gas distribution and transmission.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11Exact matchNanterre, FranceHQ recorded Oct 18, 20261,001-5,000606 contacts →

Exact match

“Spiecapag at a glance A skill: Spiecapag is part of VINCI Group, specialised in the delivery of onshore pipelines and facilities such as compression, pumping and metering…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12Exact matchLongview, TX, United StatesHQ recorded Oct 18, 2026501-1,000598 contacts →

Exact match

“Since 1991, Applied Consultants Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13Exact matchThe Woodlands, TX, United StatesHQ recorded Oct 18, 20261,001-5,000549 contacts →

Exact match

“Kodiak is a leading provider of natural gas contract compression services in the United States, bringing efficiency and reliability to all the major basins.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchAccra, GhanaHQ recorded Oct 18, 2026501-1,000521 contacts →

Exact match

“Ghana National Gas LImited Company (Ghana Gas) is the nation’s premiere mid-stream gas business company that owns and operates infrastructure required for the gathering…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchEast Ahmadi, KuwaitHQ recorded Oct 18, 2026501-1,000508 contacts →

Exact match

“With thirty-five years of excellence in providing pioneering, world-class solutions and services, Safwan Petroleum Technologies Company (Spetco International Petroleum Company) is…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16Exact matchNavi Mumbai, IndiaHQ recorded Oct 18, 2026n/a473 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17Exact matchBowsher, OmanHQ recorded Oct 18, 2026501-1,000440 contacts →

Exact match

“MEC, a leading engineering and project management consultancy, offers quality-driven technical expertise and customized tailor-fit solutions to our clients from the idea inception…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18Exact matchMidland, TX, United StatesHQ recorded Oct 18, 2026501-1,000424 contacts →

Exact match

“Imperative Chemical Partners is the largest privately held oilfield chemical services company in North America.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19Exact matchCalgary, AB, CanadaHQ recorded Oct 18, 2026201-500416 contacts →

Exact match

“Established in 1997, Equinox is a distinguished EPCM service provider globally.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20Exact matchSulphur, LA, United StatesHQ recorded Oct 18, 2026501-1,000412 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 · Oct 18, 2026 · View company records in RevenueBase
21Exact matchConyers, GA, United StatesHQ recorded Oct 18, 20261,001-5,000378 contacts →

Exact match

“Since 1996 Southeast Connections, LLC is a contractor specializing in energy infrastructure serving the gas industry.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22Exact matchEunice, LA, United StatesHQ recorded Oct 18, 20261,001-5,000376 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 · Oct 18, 2026 · View company records in RevenueBase
23Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Oct 18, 20261,001-5,000371 contacts →

Exact match

“A well established EPC organisation diversified into Midstream/Downstream Oil & Gas projects and maintenance portfolios including asset integrity projects.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24Exact matchAl Dhafrah 55, United Arab EmiratesHQ recorded Oct 18, 2026501-1,000356 contacts →

Exact match

“AVENIR established in 2007 under the name Avenir Engineering LLC, subsequently changed to Avenir International Engineers and Consultants in 2011, is fully owned by an UAE national…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Oct 18, 2026201-500352 contacts →

Exact match

“Leadership, accountability and integrity: Taken together, these three words sum up the core values that drive our mission to provide quality project management, engineering…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase

Showing 25 of 2,802 midstream oil and gas consultants worldwide

See the full list, filter by size, metro and specialty, and access 15,319 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Midstream oil and gas consultants worldwide at a glance

As of Oct 18, 2026
25.1%Verified-email coverage
21.8Average contacts per company
11-50Median size (employees)
8.8%Largest-city concentration · Houston
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
1,371
11-50
861
51-200
397
201-500
94
501-1,000
47
1,001-5,000
22
5,001-10,000
2
10001+
2

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 midstream oil and gas consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “midstream oil and gas consultants” 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 15,319 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 18, 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.

Midstream oil and gas consultants by location

20 lists · largest first

Every Midstream oil and gas consultants 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 “midstream oil and gas consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many midstream oil and gas consultants are there worldwide?

RevenueBase identified 2,802 company matches for midstream oil and gas consultants 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?

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

Which country has the most midstream oil and gas consultants?

The United States leads with 1,019 companies, followed by Canada (221) and the United Kingdom (152). Every midstream oil and gas consultants list by country and city is linked on this page.

Which city has the most midstream oil and gas consultants?

Houston leads with 246 company records, followed by Calgary (142) and Denver (46).

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 15,319 professional contacts with verified work emails tracked across these 2,802 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 18, 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.