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Venture - Series Unknown Oil and Gas Companies

Explore 85 oil and gas startups that raised venture - series unknown funding. Access verified founder contact information and fundraising data.

Total Companies
85
Total Funding
$193.5M
Avg Funding
$7.7M
Cities
23

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New York, United States
$6.4M
raised

Carbon conversion technology bolts onto ANY source of carbon dioxide emissions converts the pollution into clean natural gas StandardRNG

May 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Sborg, Denmark
$4.2M
raised

HYMETH is a privately held company that engages in the production of sustainable gases.

May 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Midland, United States
$4.0M
raised

Caprock Plugging provides well plugging and abandonment services for oil and gas operators.

Apr 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Jackson, United States
$842K
raised

ARIX Technologies is a robotics and data analytics start-up that manufactures pipe crawling robots for oil and gas pipe inspection.

Mar 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Houston, United States
$6.7M
raised

Digital Wildcatters is a community platform for energy professionals.

Mar 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Dallas, United States
$14.3M
raised

Morningstar Minerals - BP buys mineral rights from landowners.

Feb 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Dublin, Ireland
$11.7M
raised

Subsea Micropiles is a developer of micropile foundations and anchors to serve the renewable energy and offshore oil and gas markets.

Feb 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Blanchard, United States
$6.6M
raised

Ezekiel Strategic Development is an oil and gas company.

Feb 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Poplar, United States
$469K
raised

Poplar Resources operates as an independent oil and gas exploration and production company.

Feb 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Glastonbury, United States
$325K
raised

H2Sonics manufactures a system of reactors to produce hydrogen and aluminum oxide.

Feb 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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Get verified contact info for decision-makers at 85 funded startups

41,000+ verified emails
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Southborough, United States
$2.1M
raised

Upstart Power is a privately held company that designs, manufacture, and sells solid oxide fuel cell systems.

Dec 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Moscow, Russian Federation
$538K
raised

ML One develops technological solutions in multilateral and multi-bore well completion.

Sep 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Ann Arbor, United States
$535K
raised

Sniffer Robotics is a robotics company that develops and manufactures products to manage methane emissions from landfills.

Sep 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Pendleton, United States
$2.5M
raised

VBASE Oil Company produces high performance, proprietary synthetic ester base oils.

Sep 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Calgary, Canada
$73K
raised

RocketFrac designs a propellant based fracing technology for economically efficient and environmentally friendly oil & gas recovery.

Jul 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Austin, United States
$15.0M
raised

Seismos is a technology provider for the oil & gas industry offering real-time, frac treatment and frac performance evaluation.

Jul 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Hanover, United States
$18.0M
raised

Xona is the frictionless zero-trust user access platform purpose-built for critical infrastructure.

Jun 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Ottawa, United States
$3.5M
raised

TruComp Pipe is a manufacturing company that develops and provides melt-fusion fully bonded solid wall thermoplastic composite pipe.

May 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Paris, France
$4.3M
raised

CryoCollect is an engineering company that focuses on design and engineering of gas treatment, liquefaction and separation technologies.

May 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

San Antonio, United States
$367K
raised

Valkyrie Specialty provides solution for complex oilfield issues, ensuring a simple and effective solution for resolving well issues.

Mar 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Denver, United States
$1.8M
raised

Ubiterra develops cloud-based technologies to manage the data needs of the oil and gas industry.

Mar 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Pasadena, United States
$7.7M
raised

Fluid Efficiency provides single-injection DRAs for crude oil and refined pipelines.

Feb 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Houston, United States
$40.0M
raised

Velocys is the company at the forefront of smaller scale gas-to-liquids (GTL).

Feb 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Houston, United States
$41.0M
raised

Welligence is a company that specializes in upstream analytics.

Jan 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Addison, United States
$625K
raised

MDM Permian is a publicly-traded energy company with interests in oil and natural gas wells, minerals and prospects.

Jan 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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85 Oil and Gas Venture - Series Unknown Startups (November 2026) — Page 2 | VCBacked