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Venture - Series Unknown Companies in California

Explore 1,644 venture - series unknown startups based in California, United States. Access verified founder contact information and fundraising data.

Total Companies
1,644
Total Funding
$309.3M
Avg Funding
$12.4M
Industries
18

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Agriculture
$3.4M
raised

Otter Labs is an agriculture-based company.

Apr 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Environmental Consulting

Aquacycl provides bioelectrochemical technologies to address global challenges.

Apr 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

Autonomous Cloud Optimization

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Agentic AI
$75.0M
raised

OpenAI is an AI research and deployment company that develops advanced AI models, including ChatGPT.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$6.1M
raised

MODE is driven to help organizations leverage their data to improve operations, safety, and efficiencies through the use of IoT and AI.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Credit Cards
$2.0M
raised

RAI Partners is a financial services firm that offers payments, lending, and credit card services.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$55.4M
raised

Natron Energy is an energy storage company that develops sodium ion battery solutions leveraging Prussian Blue electrode materials.

Apr 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Event Management

Range Media Partners provides artists, directors, writers, professional athletes, and others with management and representation services.

Apr 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$20.0M
raised

Amira Learning offers an intelligent reading assistant that listens, assesses, and tutors.

Apr 2022
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$1.7M
raised

Tetrous is a is a regenerative medicine company which is guided by a team of influential surgeons.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Agriculture
$34.0M
raised

Afresh is an AI-powered company selling software to track demand and manage orders for fresh produce in grocery stores.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Clean Energy

Symbium's Citizen's Dashboard incorporates zoning & building regulations so that anyone can obtain a permit in seconds!

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Clean Energy
$3.9M
raised

NovaSolix develops an energy technology designed to generate a clean and low-cost form of energy.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Information Services

Signadot is a K8s-native ephemeral environment and validation platform built for agentic workflows at scale.

Apr 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

VIMAAN is a computer vision and AI solution company that helps warehouses keep track of their inventory.

Apr 2022
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Baby

Yumi offers a science-based early childhood meal delivery program.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$9.9M
raised

Hadron Energy is a manufacturing company that specializes in Micro Nuclear Reactor (MNR) development, design, and research services.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$45.0M
raised

Free Association is an entertainment and film production company that develops movie, television, and streaming video content.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Information Technology
$4.8M
raised

Apomaya helps companies meet their privacy goals and obligations.

Apr 2022
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

App Discovery

Protecting enterprise applications, APIs, and AI from attacks, abuse, and fraud while enabling rapid, safe agentic AI access.

Apr 2023
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Cloud Security
$835K
raised

Virsec is a cybersecurity company offering continuous self-protection to enterprise workloads, stopping known & unknown attacks

Apr 2022
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Application Specific Integrated Circuit (ASIC)
$23.7M
raised

Blue Cheetah Analog Design develops generators that can produce customized designs in a variety of process technologies.

Apr 2022
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Analytics
$17.0M
raised

TextQL is a platform that simplifies the data-to-insight process for organizations.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Blockchain
$1.1M
raised

Hourglass provides liquid staking on top of time-locked vaults within the Frax and Convex ecosystems.

Apr 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$5.5M
raised

Arcana Labs is an AI production studio that is leading the industry in image and video creation.

Apr 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Showing 501 to 525 of 1,644 companies

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1,644 Recently Funded Venture - Series Unknown Startups in California (October 2026) — Page 21 | VCBacked