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Undisclosed Companies in California

Explore 228 undisclosed startups based in California, United States. Access verified founder contact information and fundraising data.

Total Companies
228
Total Funding
$454.5M
Avg Funding
$18.2M
Industries
18

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Energy
$5.0M
raised

C-Zero is unlocking the zero-emission energy embedded in natural gas

Sep 2024
Undisclosed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$2.0M
raised

Infrrd is an intelligent document processing solution platform.

Sep 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

InvisiShield Technologies is a biotechnology company developing nasal spray products for respiratory virus protection.

Sep 2022
Undisclosed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$33.8M
raised

Lava offers a realtime AI platform for user engagement, personalized membership, stored-value, mobile wallet, and Web3 experiences.

Sep 2024
Undisclosed

Founder Contacts

30,000+ verified contacts

Medical Device
$1.5M
raised

NeuroQore offers a novel form of rTMS with an enhanced pulse, with personalized targeting, and post-treatment brain assessments.

Sep 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Tilt (formerly Empower) is a financial technology company on a mission to expand access to fair credit.

Sep 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Aerospace

TransAstra develops a technology to find, prospect, harvest and use space resources.

Sep 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Construction

Crews by Core works with construction to build powerful technology for strong teams.

Sep 2023
Undisclosed

Founder Contacts

30,000+ verified contacts

$4.9M
raised

Parker Clay is a Retail Apparel and Fashion brand creating leather bags, wallets, accessories, and home goods.

Sep 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

$41.2M
raised

Alternativ is a financial firm that specializes in wealth advisory with a focus on alternative assets.

Sep 2023
Undisclosed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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$57.0M
raised

Leonid Capital Partners invests vital capital into critical National Security initiatives.

Sep 2024
Undisclosed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$25.0M
raised

HiveWatch offers an AI-powered platform for managing physical security operations across enterprise environments.

Sep 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Automotive
$100K
raised

ModVans is a recreational vehicle manufacturer that builds a line of high-quality and high-design RVs.

Sep 2022
Undisclosed

Founder Contacts

30,000+ verified contacts

Health Care
$25.0M
raised

Cerebral is a mental health telemedicine company that is democratizing access to high quality mental health care for all.

Sep 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)

Democratizing Sales // Amazon backed (Aug. 2025) — Platform update coming in 2026!

Aug 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Consumer

AI-powered resident commerce, helping connect millions of residents with integrated merchants

Aug 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Asset Management
$170.0M
raised

IQHQ is a commercial real estate developer that specializes in creating and developing effective environments and innovative homes.

Aug 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

$1.4M
raised

Txtsmarter collects, encrypts & delivers all iMessages, Android, WhatsApp & social chats in real time, mitigating compliance data leak risks

Aug 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Building Material

Brimstone is a hardware cleantech startup that aims to reduce CO2 emissions through innovative technologies.

Aug 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$5.5M
raised

Sleep.ai, the science-backed sleep intelligence platform powering better health.

Aug 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Consulting
$2.2M
raised

FleetHD is a Truck Transportation firm offering solutions for the operations of data overload and fragmented visibility management.

Aug 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Information Services

MarketSpark is a cloud platform that offers POTS replacement services.

Aug 2023
Undisclosed

Founder Contacts

30,000+ verified contacts

Business Development
$30.0M
raised

Grand Slam Track is the premier global professional track league.

Aug 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Crowdfunding

StartEngine is an equity crowdfunding platform that enables individuals to invest in and own shares of startups and early-stage businesses.

Aug 2023
Undisclosed

Founder Contacts

30,000+ verified contacts

$47.4M
raised

SRT Therapeutics is a Biotechnology Research oriented firm currently working in stealth mode.

Aug 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Showing 1 to 25 of 228 companies

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