Company lists · Data refreshed September 2026
Top 25 Midstream energy companies based in the United States
RevenueBase identified 460 midstream energy companies headquartered in the United States as of September 2026 and tracks 59,376 professional contacts across them, including 19,742 with verified work emails. Houston is the largest hub.
This list covers midstream energy companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest midstream energy companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 8,314 contacts → | ||||
Partial evidence “Kinder Morgan, Inc.(NYSE: KMI) is one of the largest energy infrastructure companies in North America.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 4,443 contacts → | ||||
Partial evidence “At ONEOK (NYSE: OKE), we deliver energy products and services vital to an advancing world.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 2,415 contacts → | ||||
Indirect evidence “Powering people, fueling the future.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,334 contacts → | ||||
Partial evidence “Targa is a leading provider of midstream services as one of the largest independent midstream infrastructure companies in North America.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,618 contacts → | ||||
Indirect evidence “T.D.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,535 contacts → | ||||
Partial evidence “Buckeye Partners is a forward-thinking energy company.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,524 contacts → | ||||
Partial evidence “The Kenan Advantage Group, Inc.("KAG") is North America's largest tank truck transporter and logistics provider, delivering energy commodities, renewable fuels, chemicals…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,474 contacts → | ||||
Partial evidence “We are an energy company that connects resources to end-use markets.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1,262 contacts → | ||||
Partial evidence “FET (Forum Energy Technologies, Inc.) is a global company, serving the crude oil, natural gas, and renewable energy industries.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 1,003 contacts → | ||||
Partial evidence “We are pleased to announce that effective May 3, 2024, Sunoco completed its acquisition of NuStar Energy.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 929 contacts → | ||||
Partial evidence “Boardwalk Pipelines powers possibility with innovative energy infrastructure that helps markets grow and communities thrive.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 905 contacts → | ||||
Strong evidence “As a midstream service provider, we help deliver essential energy and inputs that improve the quality of life across the globe.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 803 contacts → | ||||
Partial evidence “Magellan Midstream Partners, L.P.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 792 contacts → | ||||
Indirect evidence “EnLink is now part of ONEOK (NYSE: OKE)” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 707 contacts → | ||||
Partial evidence “Diversified is a leading publicly traded energy company focused on natural gas and liquids production, transport, marketing, and well retirement.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 623 contacts → | ||||
Indirect evidence “USA Compression Partners LP (NYSE: USAC), based in Dallas, TX, completed its IPO in January 2013.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 609 contacts → | ||||
Indirect evidence “Overseas Shipholding Group, Inc.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 543 contacts → | ||||
Partial evidence “MarkWest Energy Partners, L.P.(MarkWest) is a master limited partnership engaged in the gathering, transportation, and processing of natural gas; the transportation…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 506 contacts → | ||||
Strong evidence “Enable Midstream Partners was acquired by Energy Transfer on December 3, 2021.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 386 contacts → | ||||
Partial evidence “Energy Transfer acquired Crestwood Equity Partners on November 3, 2023.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 353 contacts → | ||||
Partial evidence “Crescent is a differentiated energy company committed to delivering value through a disciplined, returns-driven growth through acquisition strategy and consistent return of…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 342 contacts → | ||||
Partial evidence “In November 2018, Equitrans Midstream Corporation became a publicly traded, standalone midstream company – and began trading on the NYSE under the ticker symbol ETRN.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 337 contacts → | ||||
Partial evidence “DT Midstream (NYSE: DTM) is an owner, operator and developer of natural gas interstate and intrastate pipelines, storage and gathering systems, compression, treatment, and surface…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 24 | 324 contacts → | ||||
Partial evidence “Founded in 1966 by Keith Price, United Petroleum Transports serves the bulk chemical and energy markets.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 25 | 294 contacts → | ||||
Partial evidence “Headquartered in San Antonio, Texas, Howard Energy Partners is one of the nation’s largest private energy infrastructure companies, owning and operating a unique portfolio of…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: midstream energy companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names midstream energy companies.
- Partial evidence
- Its own public description names part of midstream energy companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name midstream energy companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 460 midstream energy companies based in the United States
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Midstream energy companies based in the United States at a glance
As of Sep 17, 2026Companies by employee count
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 460 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among midstream energy companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “midstream energy companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names midstream energy companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among midstream energy companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 19,742 across the full list. 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.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Midstream energy companies by metro
- Midstream energy companies in Houston114
- Midstream energy companies in Dallas33
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names midstream energy companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many midstream energy companies are there based in the United States?
RevenueBase identified 460 midstream energy companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Kinder Morgan, INC, headquartered in Houston, tops this list with the largest team on record.
Which city has the most midstream energy companies?
Houston leads with 114 headquartered companies, followed by Dallas (33) and Denver (22).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 19,742 verified decision-maker contacts tracked across these 460 companies.
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 Smart Search, 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.
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