All Rankings

Recently Funded AI Companies in California 2026

California artificial intelligence and machine learning companies whose latest recorded funding round was announced in the last 90 days.

Known total funding for 73 of 75 ranked companies: $53.1B.

Showing top 75 matching companies · Ranked by most recent funding · Latest company record update Sep 29, 2026

Methodology: up to 100 active companies matching this list's filters are ordered by most recent announced round. Companies whose latest round is one of: Grant are excluded. Totals include recorded grants and other qualifying funding, not just equity. Open a company profile for its funding summary and available detail. How this data is built.

1
Snorkel AI

Snorkel AI makes AI application development fast and practical by unlocking the power of machine ...

Redwood City, United States51–200Artificial Intelligence, Data & Analytics
Series ETotal funding$595.6MSep 2026
2
Arcee AI

Develops open-weight, domain-adapted language models and tools for enterprises, offering secure, ...

San Francisco, United States11–50Artificial Intelligence, Developer Tools
Series BTotal funding$29.5MSep 2026
3
ViaBot

Viabot delivers autonomous sweeping robots that self-launch, sweep, recharge, empty, and report b...

Santa Clara, United States1–10Artificial Intelligence, PropTech
Series ATotal funding$39.8MSep 2026
4
BackOps AI

BackOps AI: Boosting Your Productivity Without Changing Your Tech Stack Our AI assistant automate...

San Francisco, United States11–50Retail, Artificial Intelligence
Series BTotal funding$82.3MSep 2026
5
Factory

Factory delivers an agent-native autonomy stack for enterprise engineering teams, using AI agents...

San Francisco, United States11–50Artificial Intelligence, Developer Tools
Venture RoundTotal funding$420.0MSep 2026
6
Robocurve

We build open-source tools and independent benchmarks to evaluate how capable AI models and embod...

San Francisco, United States1–10Artificial Intelligence
SeedTotal funding$10.0MSep 2026
7
Thatch

Modern health benefits platform helping employers offer Individual Coverage Health Reimbursement ...

San Francisco, United States11–50HR Tech, Insurance
Venture RoundTotal funding$191.6MSep 2026
8
Ayar Labs

Ayar Labs develops co-packaged optical I/O solutions that accelerate data movement for hyperscale...

San Jose, United States51–200Artificial Intelligence, Developer Tools
Venture RoundTotal funding$1.2BSep 2026
9
Maven Robotics

Maven Robotics builds autonomous industrial robots combining strength, adaptive dexterity, mobili...

San Francisco, United States11–50Mobility, Artificial Intelligence
Series ATotal funding$100.0MSep 2026
10
BuildCheck

AI-powered design review platform that detects errors, omissions, and coordination conflicts in c...

Palo Alto, United States1–10Artificial Intelligence, Construction Tech
Series ATotal funding$17.9MSep 2026
11
Celero Communications

Celero Communications develops coherent DSP solutions that enable high-bandwidth, low-power optic...

Irvine, United States51–200Artificial Intelligence, Infrastructure
Series CTotal funding$375.0MSep 2026
12
Harvey

Harvey is domain-specific AI for legal and professional services, streamlining contract analysis,...

San Francisco, United States51–200Artificial Intelligence, Legal Tech
Venture RoundTotal funding$2.2BSep 2026
13
Cognition

AI software engineering company building Devin, an autonomous AI coding agent capable of planning...

San Francisco, United States51–200Artificial Intelligence, Developer Tools
Venture RoundTotal funding$4.1BSep 2026
14
Sapien

AI platform that provides autonomous financial and operational analysis for finance, operations, ...

San Francisco, United States11–50Financial Services, Artificial Intelligence
Venture RoundTotal funding$8.7MSep 2026
15
Lasso Security

Lasso Security provides a cybersecurity platform for generative AI that helps enterprises control...

San Francisco, United States11–50Artificial Intelligence, Cybersecurity
Venture RoundTotal funding$36.0MSep 2026
16
Lyte

Lyte unifies sensing hardware, custom silicon, and perception software into a single platform tha...

Mountain View, United States11–50Artificial Intelligence, Robotics
Series CTotal funding$272.0MSep 2026
17
Wafer

Wafer runs AI agents that continuously profile and optimize GPU inference infrastructure, deliver...

San Francisco, United States1–10Artificial Intelligence, Developer Tools
Series ATotal funding$40.0MSep 2026
18
DeepCogito

Deep Cogito is a San Francisco AI startup building open-source large language models toward gener...

San Francisco, United States1–10Artificial Intelligence, Developer Tools
Series ATotal funding$84.5MAug 2026
19
Mundo AI

Mundo develops data, evaluations, and applied research for frontier labs and AI companies advanci...

San Francisco, United States1–10Artificial Intelligence
Series ATotal funding$20.0MAug 2026
20
Onos Health

Onos’ AI platform provides the infrastructure for health plans to improve clinical quality while ...

San Francisco, United States11–50Artificial Intelligence, Healthcare
Series ATotal funding$23.3MAug 2026
21
Gatik.AI

Gatik is the leader in autonomous middle-mile logistics, enabling safe, consistent, high-frequenc...

Palo Alto, United States201–500Artificial Intelligence
Series DTotal funding$399.5MAug 2026
22
Standard Metrics

Standard Metrics centralizes performance and investment data, documents, and notes for venture ca...

San Francisco, United States51–200Artificial Intelligence, Data & Analytics
Series BTotal funding$59.5MAug 2026
23
Quintessent Communications

Develops optical interconnect technology integrating quantum-dot comb lasers and silicon photonic...

Santa Barbara, United States11–50Artificial Intelligence, Infrastructure
Series ATotal funding$51.5MAug 2026
24
Serif Health

Serif Health provides healthcare pricing data, analytics, and APIs for providers, payers, employe...

Los Angeles, United States1–10Analytics, Artificial Intelligence
Growth EquityTotal funding$2.5MAug 2026
25
Twin1

Twin1 gives every professional an AI digital twin. Your knowledge stays yours: governed permissio...

San Mateo, United States11–50Artificial Intelligence, SaaS
SeedTotal funding$20.0MAug 2026