Best Oil & Gas Downstream Services Companies in United States
The 204 best Oil & Gas Downstream Services companies in United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Six One Commodities.
The 204 Oil & Gas Downstream Services companies tracked in our United States directory collectively hold $2.5 billion in disclosed funding, and the revenue story behind that capital is worth sitting with. Across 15 validated filers, median revenue lands at $146 million with a modest 3% YoY growth rate, but the combined pool totals $14.8 billion. That's real earned revenue, not runway. McDermott International leads with $10.0 billion in annual revenue, though it contracted 14% last year. Southern Co Gas pulled $1.3 billion, Southwest Gas Corp $1.2 billion. And when you look at net income, Black Stone Minerals reported $271 million, roughly 8x the sector median of $35 million. Scale exists here. It just doesn't announce itself.
Funding concentration tells a sharper story. Six One Commodities alone accounts for $1.8 billion of the $2.5 billion total, which means most of the 204 tracked companies are operating on comparatively lean capital. As shown in 2017 research on downstream supply chain modeling, operational efficiency gains matter more when margin buffers are thin. I'd argue that's exactly the dynamic you're watching here. Braya Renewable Fuels at $300 million and Hi-Crush at $176 million round out the meaningful funding tiers, with everyone else fighting for position well below that threshold. So what separates the durable operators? Disclosed financials, not funding press releases.
Ranked: Best Oil & Gas Downstream Services companies in United States
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Market signals (1y) | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Six One Commodities Provider of oil & gas downstream services 40Funding top 20%Talent bottom 49%Tech bottom 45%Global bottom 38% All 6 signals ▾Fundingtop 20% Talentbottom 49% Techbottom 45% Globalbottom 38% Marketbottom 31% Newsbottom 21% Funding: Raised $1.8B across 5 rounds · 5 rounds over 7 yrs (0.7/yr) Talent: 1 named leader on record · 1 C-suite/founder profile curated rank vs industry peers · Fliar Intelligence Index 40/100 | $1.8B | 19 mo ago | 50 | 2018 | Ben Sutton Chief Executive Officer | — | — | — |
| 2 | Braya Renewable Fuels Provider of renewable diesel and sustainable aviation fuel refining services 29Funding top 32%Market top 48%Global bottom 36%Growth bottom 35% All 6 signals ▾Fundingtop 32% Markettop 48% Globalbottom 36% Growthbottom 35% Techbottom 34% Newsbottom 21% Funding: Raised $300M across 1 rounds · 1 rounds over 3 yrs (0.3/yr) Market: 600 employees (top 18% of Energy) · Top-10,000,000 web property rank vs industry peers · Fliar Intelligence Index 29/100 | $300M | 38 mo ago | 600 | 2021 | — | — | — | — |
| 3 | Hi-Crush Supplier of essential materials and services to oil & gas industry | $176M | 118 mo ago | 299 | 2010 | Robert Rasmus Co-Founder & CEO | — | 6 patents Multi-user mixed-reality simulation and training platforms for immersive virtual environments | — |
| 4 | Grade 6 Oil Investment firm specializing in accounting solutions for the energy and infrastructure sectors | $62M | 109 mo ago | 22 | 2017 | — | — | — | — |
| 5 | UCT Coatings Advanced coatings and plating solutions enhancing metal performance across diverse industries | $17M | 204 mo ago | 15 | 2000 | — | — | — | — |
| 6 | Tiandi Energy Provider of geoscience and engineering services to oil and gas companies | $12M | 180 mo ago | 7 | 2008 | Bob Lockwood Founder & CEO | — | — | — |
| 7 | PetroLiance Distributor of fuels, industrial lubricants and specialty fluids | $10M | — | 160 | 2006 | Kevin Mccarter CEO | — | — | — |
| 8 | Mobile Fueling Solutions Provider of diesel fuel delivery and rent a fuel tank for oil and gas industries | $10M | 203 mo ago | 33 | 1978 | Dean Sloane CEO | — | — | — |
| 9 | SMG Industries Provider of surfactants and degreasers for oil & gas companies | $8M | 67 mo ago | 269 | 2008 | Matthew Flemming Chairman & CEO | — | — | — |
| 10 | OAG Analytics Pre-Drill Oil Production Predictions | $7M | 85 mo ago | 1 | 2013 | — | — | — | — |
| 11 | Element3 Provider of extracts lithium and other critical materials from oil and gas wastewater 11Talent bottom 49%Funding bottom 44%Tech bottom 42%Global bottom 29% All 5 signals ▾Talentbottom 49% Fundingbottom 44% Techbottom 42% Globalbottom 29% Marketbottom 16% Talent: 1 named leader on record · 1 C-suite/founder profile curated Funding: Raised $6.6M across 1 rounds · 1 rounds over 3 yrs (0.3/yr) rank vs industry peers · Fliar Intelligence Index 11/100 | $7M | 11 mo ago | — | 2021 | Hood Whitson CEO | — | — | 1 expansion |
| 12 | ECM Energy Services Provider of water trucking and traffic control services for the energy industry. | $6M | 150 mo ago | 172 172 → 134 (-22%) | 2013 | — | — | — | — |
| 13 | Energy Services of America Provider of energy infrastructure construction and maintenance services | $5M | 151 mo ago | 1,055 | 2006 | — | 11 signals ▲38% Earnings · IPO · M&A | 963 patents Nuclear reactor safety, melt control, and radioactive gas filtration technologies. | — |
| 14 | Sparus Holdings Provider of leak detection and pipeline inspection services | $4M | 143 mo ago | — | 1946 | Rich Summers CEO | — | — | — |
| 15 | Plas2Fuel Provider of converting plastic into synthetic petroleum services | $3M | 205 mo ago | — | 2004 | Kevin DeWhitt Founder | — | 3 patents Plastic waste recycling technologies converting polymers into fuel | — |
| 16 | Acorn Energy Provider of remote monitoring and control systems for industrial assets | $3M | 83 mo ago | 28 | 1986 | Antonio Aquilino Cuenda Romero Founder & CEO | — | — | — |
| 17 | PetroShare Acquires and develops oil and gas propoerties | $1M | 100 mo ago | 11 | 2012 | — | — | — | — |
| 18 | Davy Gas Provider of gaseous hydrogen and oxygen producing & supplying services | $588K | 49 mo ago | — | 2021 | Nicholas Cupps Co-Founder & CEO | — | — | — |
| 19 | Graham Enterprise Distributor of petroleum products | $123K | 84 mo ago | 99 | 1922 | Patrick Graham Owner & Principal | — | — | — |
| 20 | The Hydrogen Group Developer of a system for increasing fuel efficiency in vehicles | $25K | 66 mo ago | 3 | 2012 | Armand Dauplaise CEO | — | 13 patents Hydrogen generation and HHO fuel‑efficiency systems for automotive power and distribution | — |
| 21 | CPS Energy Provider of electric and natural gas utility services | — | 14 mo ago | 2,851 | 1942 | — | — | — | — |
| 22 | Black Hills Energy Provider of energy solutions and services, offering billing and payment options, customer service, online… | — | 28 mo ago | 2,500 | 1883 | Linn Evans CEO | — | — | 1 job opening · 1 expansion |
| 23 | Commonwealth LNG Developer of LNG export terminal | — | 34 mo ago | 141 | 2014 | — | 18 signals ▲125% Contracts · Regulatory · Acquisition | — | — |
| 24 | Approved Oil Provider of fuel and natural gas | — | 43 mo ago | 206 | 1932 | Vincent Theurer CEO & President | — | — | — |
| 25 | McDermott International Provider of engineering and construction solutions for the energy industry | — | 79 mo ago | 42,600 | 1923 | Luiz Aguiar CEO | 17 signals ▲183% Earnings · Leadership · Contracts | 23 patents Mercury capture from industrial flue gases using alkaline sorbent injection technologies. | — |
| 26 | Washington Gas Provider of natural gas service and related energy solutions | — | 84 mo ago | 1,539 | 1948 | — | — | — | 1 internship · 1 partnership |
| 27 | Fluor Provider of engineering, procurement, and construction solutions | — | 96 mo ago | 30,187 30,187 → 36,650 (+21%) | 1912 | David Constable Chief Executive Officer & Chairman | 61 signals ▲85% Announcements · Contracts · Lawsuit | 232 patents Design and optimization of gas processing/petrochemical plant configurations and modular facilities | — |
| 28 | Shot Hollow Designer and retailer of ethically sourced clothing and accessories | — | 105 mo ago | — | 2016 | Clark Pitzer Co-CEO | — | — | — |
| 29 | Shell Supplier of equipment and services for oil and gas industry | — | 164 mo ago | 42 | 1912 | — | — | — | — |
| 30 | American Electric Technologies Provider of oil and gas retail services | — | 169 mo ago | 98 | 1996 | — | — | — | — |
| 31 | Eversource Provider of oil & gas downstream services | — | 195 mo ago | 8,084 8,084 → 8,361 (+3%) | 1997 | Paul Reeves Chief Executive Officer | 15 signals ▼32% Earnings · Announcements · Acquisition | — | 1 expansion |
| 32 | Texaco Supplier of gasoline based additive for fuels to increase engine performance and durability | — | 199 mo ago | 45,600 | 1901 | — | — | 115 patents Biomass enzymatic hydrolysis, hydrogen production/reforming, and fuel processing technologies. | — |
| 33 | North Shore Gas Provider of oil and gas transportation services | — | 211 mo ago | 72 | 1900 | — | — | — | — |
| 34 | Aera Energy 🦄 Provider of oil and gas retail services | — | 216 mo ago | 1,058 | 1997 | Erik Bartsch CEO | — | — | — |
Top 12 Oil & Gas Downstream Services companies in United States
#1
Funding Raised · Stamford, Connecticut · founded 2018 · 50 employees$1.8Braised▾
Provider of oil & gas downstream services
- Nov 2024Conventional Debt$800M
- Sep 2022Conventional Debt$205M
- Oct 2021Conventional Debt$540M
- Nov 2019Conventional Debt$175M
#2
Series A · Fort Worth, Texas · founded 2021$6.6Mraised▾
Element3 Resources is a privately held mining company based in Fort Worth, TX. They are focused on creating a secure, domestic supply of lithium and other critical materials by extracting them from oil and gas wastewater.
- Jul 2025Series A$6.6M
- Dec 2023Seed—
#3
Series D · Dallas, Texas · founded 2021 · 600 employees$300Mraised▾
Provider of renewable diesel and sustainable aviation fuel refining services
- Apr 2023Series D$300M
#4
Acquired · Houston, Texas · founded 2010 · 299 employees$175.9Mraised▾
Supplier of essential materials and services to oil & gas industry
- Jul 2016Post IPO$879.7K
- 2012PE—
- PE$175M
#5
Series C · Santa Monica, California · founded 2017 · 22 employees$61.6Mraised▾
Grade 6 Oil is an investment firm that specializes in accounting solutions for the energy and infrastructure sectors. They seek to invest with strong operating partners and manage long-lived transactions. Grade 6 Oil is headquartered in Los Angeles and focuses on the energy and infrastructure industries.
- Apr 2017Series C$61.6M
- Apr 2017Conventional Debt—
#6
Public · Houston, Texas · founded 2008 · 269 employees$7.9Mraised▾
Provider of surfactants and degreasers for oil & gas companies
- Nov 2020Post IPO$1.3M
- Apr 2019Post IPO$234K
- Sep 2018Conventional Debt$250K
- Sep 2017Post IPO$300K
#7
Series B · Stuart, Florida · founded 2000 · 15 employees$16.7Mraised▾
Advanced coatings and plating solutions enhancing metal performance across diverse industries. Specializing in nickel boron and titanium coatings, the company delivers surface engineering solutions that improve metal part performance. Their expertise includes electroless metal finishing, offering wear-resistant, low friction coatings uniformly deposited on complex geometries. The company provides surface pretreatment expertise, statistical process controls, and engineering advice. They cater to sectors like aerospace, defense, oil and gas, tissue and paper, and small arms. Certifications like AS9100:D, ISO 9001:2015, and NADCAP underscore their commitment to quality and industry standards. They offer cost-effective design solutions, research and development, and production capabilities. The company focuses on enhancing product quality, consistency, and customer satisfaction through best industry practices.
- Jun 2009Series B$15.3M
- Dec 2005Seed$1.4M
#8
Series A · Austin, Texas · founded 2013 · 1 employees$7.2Mraised▾
OAG Analytics is focused on Pre-Drill Production Predictions. The company's provides SaaS-based analytic predictions for insights into land acquisition and well planning.
- Apr 2019Series A—
- Apr 2019Series A$6.2M
- Aug 2018Seed$1M
- Jun 2015Conventional Debt$50K
#9
Series A · Houston, Texas · founded 2008 · 7 employees$12.5Mraised▾
Provider of geoscience and engineering services to oil and gas companies. It offers expertise in reservoir characterization, petrophysics, and data management. These services help oil and gas companies accelerate production. Teams of experts are readily available to support projects globally. The company assists clients in forming long-term partnerships and has a history of successful project execution across various disciplines.
- 2011Series A$10M
- Feb 2008Seed$2.5M
#10
Acquired · Apex, North Carolina · founded 2006 · 160 employees$10Mraised▾
Distributor and provider of industrial lubricants, petroleum products and petroleum fuels based out of Apex, North Carolina. The company offers brand-name products including passenger and commercial vehicle lubricants, industrial lubricants and marine lubricants, thereby enabling its clients to be provided with quality products at a competitive price.
- Conventional Debt$10M
#11
Series A · Tampa, Florida · founded 1978 · 33 employees$9.8Mraised▾
SMF Energy Corporation supplies specialized transportation and distribution services for petroleum products and chemicals. The company provides commercial mobile and bulk fueling, lubricant and chemical distribution, emergency response services, and transportation logistics to the trucking, manufacturing, construction, shipping, utility, energy, chemical, telecommunications, and government services industries.
#12
Series A · Williamsport, Pennsylvania · founded 2013 · 172 employees$6Mraised▾
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- Dec 2013Series A$3M
- Aug 2013Seed$3M
Funding & investor landscape
Notable founders
How research on Oil & Gas Digital is moving in the United States
A read on the academic research around Oil & Gas Digital — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 5,521 United States-affiliated papers.
- The University of Texas at Austin686
- Saudi Aramco539
- Texas A&M University427
- Mitchell Institute344
- Stanford University194
- Artificial neural network8→32
- Workflow28→47
- Fracture (geology)8→19
- Fossil fuel2→10
- Imbibition5→12
- Artificial neural network12→22
- Nanofluid9→18
- Geothermal gradient6→13
- Shale oil8→15
- Hydrocarbon7→13
- Geothermal gradient1→5
- Water flooding2→6
- Miscibility2→6
- Adsorption4→7
- Casing1→4
Where oil gas digital is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing oil gas digital patents in the United States
United States oil gas digital patent filing is cooling — 1,014 filings from 494 assignees (2016–2025), led by Chevron USA, Landmark Graphics, Schlumberger Technology; annual filings 120→49.
- Chevron USA183
- Landmark Graphics165
- Schlumberger Technology103
- DOW Global Technologies100
- Saudi Arabian OIL92
- Aramco Services91
- Exxonmobil Upstream RES59
- Ecolab USA57
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.