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Venture - Series Unknown Companies in Houston

Explore 63 venture - series unknown startups based in Houston, United States. Access verified founder contact information and fundraising data.

Total Companies
63
Total Funding
$319.8M
Avg Funding
$12.8M
Industries
19

Export 63 Venture - Series Unknown Companies in Houston

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Advanced Materials
$12.0M
raised

Citroniq is driving the energy shift by developing carbon-negative materials on a large scale.

Sep 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Advanced Materials
$1.0M
raised

DexMat is the maker of Galvorn, a conductive carbon nanomaterial that outperforms GHG-intense alternatives.

Aug 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$300K
raised

Bluejack Fire and Life Safety offers code-compliant fire protection and life safety systems that enable seamless and non-disruptive service.

Jun 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Syzygy Plasmonics is a developer of a photocatalytic reactor designed for fuel cell vehicles and small-scale industrial applications.

Jun 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Health Care
$3.7M
raised

Milkify offers freeze- dry breast milk for longer storage, more convenience, and better infant nutrition.

Jan 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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No credit card required
$9.1M
raised

Mechademy Incorporated is a cloud-based SaaS platform for remote monitoring of Turbo-machinery, providing performance analytics.

Jan 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$1.8M
raised

Liberty Lift Solutions is provides Pumping Unit, Artificial Lift, Gas Lift, Jet Pump, Long Stroke Unit Sales & Long Stroke Unit Service.

Dec 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Health Care
$5.0M
raised

Bayou Surgical engages in restoring vision from the soiled surgical camera without disrupting the surgical procedure.

Nov 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$1.8M
raised

Defiant Engineering is a manufacturing company that develops and produces machines.

Oct 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Health Care
$1.8M
raised

Synthesis Health provides diagnostic and interventional radiology services.

Aug 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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No credit card required
$1.6M
raised

Voyager is a Demurrage & Operations Management platform that helps bulk charterers reduce cost, risk, and complexity on their voyages.

Jul 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Recycling

REEcycle is a Houston based company reclaiming materials known as rare earth elements from recycled electronics.

Jun 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$752K
raised

Real Estate Investment Company

May 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Consumer Electronics
$6.8M
raised

SmartAC.com is digitizing the HVAC industry to perfect the experience of home comfort.

Apr 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Health Care
$1.5M
raised

Prana Thoracic is a medical devices company that develops solutions for the early detection and intervention of lung cancer.

Apr 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
No credit card required
$6.7M
raised

Digital Wildcatters is a community platform for energy professionals.

Mar 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

Amperon is an energy forecasting company that builds AI-powered electricity analytics for energy market participants.

Mar 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$8.2M
raised

Avelo Airlines is an aviation company that offers an affordable, convenient, and caring travel experience.

Jan 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Biotechnology
$5.7M
raised

ImmunoGenesis specializes in science-driven immune therapies for tumor treatment.

Jan 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Health Care
$150.2M
raised

Developer of rapid, non-invasive, and cost-effective diagnostic tests for respiratory infections.

Dec 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Information Services
$20.0M
raised

Universal Matter is a company that provides economical graphene products using carbon materials.

Dec 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$19.0M
raised

USCA is an integrated financial services boutique with primary business lines in Wealth Management, Capital Markets and Asset Management.

Aug 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Information Technology
$11.5M
raised

ATAP Market Technologies is a technology company.

Jul 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Blockchain
$1.3M
raised

Topl is an impact technology economy that enables digital and sustainable transformation across value chains.

Apr 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Blockchain
$50.0M
raised

IoTeX is a modular Web3 infrastructure platform connecting smart devices and real-world data to blockchains.

Apr 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Showing 1 to 25 of 63 companies

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