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Series A Companies in California

Explore 1,967 series a startups based in California, United States. Access verified founder contact information and fundraising data.

Total Companies
1,967
Total Funding
$1.1B
Avg Funding
$45.7M
Industries
16

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Artificial Intelligence (AI)
$54.0M
raised

AI for ERP Transformation

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Aerospace
$35.0M
raised

Swarm Aero is an aerospace and defense company that develops large-scale unmanned aerial vehicle (UAV) swarms for defense and missions.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$12.5M
raised

Nectir is a learning platform that allows educators to create customizable and FERPA-compliant AI assistants that live within the LMS.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Biopharma
$13.0M
raised

This company is a California-based biotechnology firm developing novel small molecule lipids, referred to as oxysterols.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$22.0M
raised

Incident response and threat hunting at the speed of thought. Find IP addresses and other IOCs in petabytes of logs in seconds.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Agentic AI
$125.0M
raised

Kai is an agentic AI platform that executes cybersecurity tasks, integrating multiple security processes into a single workflow.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

AI Infrastructure
$200.0M
raised

Eridu provides frontier networking solutions for AI, purpose-built to meet the demands of scale-out and scale-up networks.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$450.0M
raised

Rhoda AI is a tech company that develops a class of robot foundation models designed to bring general intelligence into the physical world.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$12.0M
raised

TestBox create AI-powered demo and POC environments with custom data that mirrors your prospect's business, closing deals faster.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

E-Commerce
$185K
raised

Acinap is a clothing store that offers a range of gifts and accessories with customized options.

Mar 2024
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Audio
$20.0M
raised

100ms is a live-video infrastructure startup that allows developers to build and deploy enterprise-class video applications in hours.

Mar 2022
Series A

Founder Contacts

41,000+ verified contacts

Business Intelligence
$14.0M
raised

PopSQL is a modern, collaborative SQL editor for teams.

Feb 2022
Series A

Founder Contacts

41,000+ verified contacts

$7.5M
raised

Quantum Art is the platform focused solely on photographers and their work.

Feb 2022
Series A

Founder Contacts

41,000+ verified contacts

Health Care
$18.0M
raised

Headlight is a mental health firm that aims to change the way mental health services are delivered.

Feb 2024
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$15.0M
raised

Giving retailers the power of AI to boost their businesses with No-Code Decision Intelligence.

Feb 2022
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Analytics
$26.0M
raised

Promethium is the pioneer of the AI-Powered Data Fabric that aims to deliver seamless self-service to generate data products in real time.

Feb 2022
Series A

Founder Contacts

41,000+ verified contacts

Bitcoin
$20.0M
raised

OpenNode offers accessible way for e-commerce businesses to process bitcoin payments.

Feb 2022
Series A

Founder Contacts

41,000+ verified contacts

Information Technology
$17.1M
raised

Aside is the company that builds cloud based platforms.

Feb 2022
Series A

Founder Contacts

41,000+ verified contacts

Cyber Security
$9.4M
raised

Opscura develops technological solutions that allow the encryption of information in real-time.

Feb 2023
Series A

Founder Contacts

41,000+ verified contacts

$9.0M
raised

The Ugly Company engages in upcycling fruit that can not be sold in conventional markets due to cosmetic blemishes.

Feb 2023
Series A

Founder Contacts

41,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 1,967 funded startups

41,000+ verified emails
Unlimited exports
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E-Commerce

Wolf & Shepherd integrates running shoe comfort into classic dress shoes for professionals.

Feb 2023
Series A

Founder Contacts

41,000+ verified contacts

Biotechnology
$40.0M
raised

1859 is a biotechnology company focusing on the discovery and development of next-generation therapeutics.

Feb 2022
Series A

Founder Contacts

41,000+ verified contacts

$116K
raised

AI-powered platform that synchronizes tasks, tools, and teams in real time to eliminate workflow gaps and boost productivity.

Feb 2025
Series A

Founder Contacts

41,000+ verified contacts

Health Care
$8.0M
raised

Simple HealthKit is a provider of healthcare services for education, retail, payers and providers.

Feb 2023
Series A

Founder Contacts

41,000+ verified contacts

Education
$15.8M
raised

Practice English with AI on WhatsApp and Mobile App (voice calling + messaging + activities)

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

Showing 776 to 800 of 1,967 companies

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1,967 Recently Funded Series A Startups in California (October 2026) — Page 32 | VCBacked