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Series A Companies in California

Explore 1,951 series a startups based in California, United States. Access verified founder contact information and fundraising data.

Total Companies
1,951
Total Funding
$603.2M
Avg Funding
$24.1M
Industries
20

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Artificial Intelligence (AI)
$11.4M
raised

Tierra Biosciences is a synthetic biology company that offers an AI-driven platform with a vast range of custom proteins for research.

Mar 2024
Series A

Founder Contacts

30,000+ verified contacts

Blockchain
$50.0M
raised

Eclipse is Ethereum's fastest L2, powered by the Solana Virtual Machine.

Mar 2024
Series A

Founder Contacts

30,000+ verified contacts

E-Commerce
$10.0M
raised

Treet helps modern brands grow responsibly through resale

Mar 2024
Series A

Founder Contacts

30,000+ verified contacts

Bookkeeping and Payroll
$25.0M
raised

RemoFirst is an Employer of Record -- a global payroll and international HR platform to legally employ talent from anywhere in the world.

Mar 2024
Series A

Founder Contacts

30,000+ verified contacts

$45.0M
raised

Argonaut provides contract manufacturing for biopharmaceutical, diagnostics and life science organizations.

Mar 2024
Series A

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Biotechnology
$8.5M
raised

Tiny Health is the leading microbiome health platform for people tackling chronic conditions or looking to optimize overall health

Mar 2024
Series A

Founder Contacts

30,000+ verified contacts

Professional Services
$10.0M
raised

Bringing the joy back into travel planning

Mar 2024
Series A

Founder Contacts

30,000+ verified contacts

Biotechnology
$82.0M
raised

Kenai Therapeutics focuses on developing therapies for neurodegenerative movement disorders.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Electric Vehicle
$23.5M
raised

Range accelerates the electrification of commercial transportation with powered trailers for the heavy-duty truck market.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Clean Energy
$9.5M
raised

Gradient's mission is to cool the world by transforming every home to be more comfortable and healthy for the people who inhabit it.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Information Services
$17.0M
raised

Backpack is a fully regulated global cryptocurrency exchange.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Corporate Training
$6.4M
raised

Ziplines Education partners with universities to deliver industry-focused certificate courses.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Electronics
$15.0M
raised

Elve constructs millimeter wave amplifiers using manufacturing technologies.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Biotechnology
$94.0M
raised

Firefly Bio specializes in Degrader Antibody Conjugates (DACs) which combine the unique strengths of ADCs with selective protein degraders.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

CleanTech
$10.0M
raised

Camus provides a grid orchestration platform to help electric utilities operate and build a reliable, affordable, and zero-carbon grid.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Cloud Data Services
$10.0M
raised

Upstash develops serverless data platform for developers of data-intensive applications using a consumption-based pricing model.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

3D Technology
$18.0M
raised

Polycam develops tools for easy-to-use 3D capture and editing that serve the AEC and 3D media industries.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Collaboration
$8.9M
raised

1-click bug reports developers love. Try for free at jam.dev

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Carbon Capture
$36.0M
raised

Avnos is commercializing technology to capture CO2 without consuming water, producing water for every ton.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Health Care
$25.0M
raised

Revolutionizing Arrhythmia Care

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
Unlimited exports
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Dietary Supplements
$4.7M
raised

HMD WORLD GROUP offers business development, market research, market entry strategies, manufacturing, and distribution.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Consumer Goods
$19.5M
raised

Manufactured is a digital inventory platform for SMBs.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$17.8M
raised

LightBeam.ai employs a zero-trust data protection approach to streamline and unify data security, privacy, and AI governance.

Feb 2024
Series A

Founder Contacts

30,000+ verified contacts

$30.0M
raised

Mountaintop Studios is a game studio creating multiplayer games located at 8605 Santa Monica Blvd, West Hollywood, CA, US, 90069.

Jan 2024
Series A

Founder Contacts

30,000+ verified contacts

Biotechnology
$16.0M
raised

S2 Genomics is developing spatial sequencing technology solutions for processing solid tissues for single-cell applications.

Jan 2024
Series A

Founder Contacts

30,000+ verified contacts

Showing 1276 to 1300 of 1,951 companies

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1,951 Recently Funded Series A Startups in California (August 2026) — Page 52 | VCBacked