All Industries

Top Oil & Gas Companies

113 Oil & Gas companies, sorted by total funding raised.

Forum Energy TechnologiesIPO

Global energy solutions provider delivering innovative products that enhance safety and efficienc...

Houston, United States1001–5000E-Commerce, Energy
Funding undisclosed
Greenfire Resources Ltd. Common SharesIPO

Oil sands producer listed on NYSE (GFR), operating thermal energy assets in Alberta, Canada.

CanadaEnergy, Oil & Gas
Funding undisclosed
HData

Delivering Smarter Compliance for the Energy Sector and Beyond

Joliet, United States11–50Data & Analytics, Fintech
Series A·Mar 2024
Helmerich & PayneIPO

American petroleum contract drilling company providing oil and gas well drilling and related serv...

Tulsa, United States1001–5000Energy, Oil & Gas
Venture Round·Mar 1963
HighPeak EnergyIPO

Independent oil and natural gas company focused on acquisition, development, and production of un...

Fort Worth, United States51–200Energy, Oil & Gas
Funding undisclosed
Imperial Oil LimitedIPO

Imperial Oil is Canada's second-largest integrated petroleum company, engaged in oil sands produc...

Calgary, Canada5001–10000Energy, Oil & Gas
Funding undisclosed
Infinite Composites Technologies

The most efficient gas storage systems in the universe.

Tulsa, United StatesClean Tech, Infrastructure
Equity Crowdfunding·Dec 2021
InFLOWS

InFLOWS AI provides toolboxes that augment R&D chemists to design products 10X faster & cleaner.

Paris, FranceArtificial Intelligence, Clean Tech
Funding undisclosed
Innovex InternationalAcquired

Innovex International is a Houston-based energy industrial platform formed in 2024 from the merge...

Houston, United States1001–5000E-Commerce, Energy
Funding undisclosed
Knight Energy Services

Premium equipment for oil & gas upstream oilfield operations.

United StatesEnergy, Oil & Gas
Funding undisclosed
KNOT Offshore Partners LP Common Units representing Limited Partner InterestsIPO

Marshall Islands limited partnership owning and operating DP2 shuttle tankers under long-term cha...

Aberdeen, United Kingdom51–200E-Commerce, Energy
Funding undisclosed
LorisAcquired

MFlux provides a connected network for industrial job site intelligence using our proprietary bat...

Columbus, United States11–50Artificial Intelligence, IoT
Series A·Apr 2022
Meknology

Sustainable wastewater up-cycling and drinking water distillation.

Southfield, United States1–10Agtech, Clean Tech
Funding undisclosed
Merklebot

Connecting universe to metaverse

Oakland, United States1–10Robotics, Manufacturing
Grant
Moeve

One of the leading integrated energy companies in Spain with business in over 20 countries.

Madrid, Spain10001+Energy, Oil & Gas
Funding undisclosed
Mubadala Energy

Leading international upstream oil and gas company.

Abu Dhabi, United Arab Emirates501–1000Energy, Oil & Gas
Funding undisclosed
NCS Multistage HoldingsIPO

Provider of engineered products and services for oil and gas well completions optimization in Nor...

Houston, United States201–500Energy, Oil & Gas
Funding undisclosed
Nditive

AI-powered digital twin-driven gas monitoring system

St. John's, Canada11–50Artificial Intelligence, Clean Tech
Funding undisclosed
Nido Robotics

At Nido Robotics we help shipowners, fish farmers, and similar companies reduce their underwater ...

Murcia, Spain1–10Industrials, Infrastructure
Pre-seed·Dec 2020
Norsjór AS

Norsjor has designed a technology to preserve marine life by using radiation.

Kristiansand, NorwayArtificial Intelligence, Clean Tech
Funding undisclosed
Obsidian Energy Ltd. Common SharesIPO

Intermediate Canadian oil and gas producer with high-quality assets in Alberta focused on sustain...

Calgary, Canada201–500Energy, Oil & Gas
Venture Round·Jan 2008
OXON Technologies

The Fuel Matrix helps ocean-going vessels reduce fuel consumption and emissions by improving conv...

Henderson, United StatesClean Tech, Mobility
Funding undisclosed
Patterson-UTI EnergyAcquired

Leading provider of drilling and completion services across oil and gas basins in the United States.

Houston, United States5001–10000Energy, Oil & Gas
Funding undisclosed
ProFrac Holding Corp.IPO

Texas-based hydraulic fracturing services company providing high-performance completion services ...

Willow Park, United States5001–10000Energy, Oil & Gas
Funding undisclosed
qualiTEAS

qualiTEAS is a corrosion inspection and management company, aiming to transform asset integrity i...

St. John's, Canada1–10Artificial Intelligence, Oil & Gas
Grant·Feb 2022