What they do:
The customer brain that connects data to explain customer behavior
Quick facts:
HQ: San Francisco, CA, United States
Top B2B Software Startups in California
This list has 2,349 startups and was last updated on Oct 15, 2026. 592 of them are hiring right now. Biggest hubs: San Francisco (2,110), Los Angeles (79), and San Diego (12). Largest teams: Stripe, Deel, and GrubMarket. Latest round: Modal raised $750M (Oct 14, 2026).
2,349 startupsPage 37 of 66
What they do:
FDE as a platform for rebuilding critical operations in software.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI Cost Management: Track and attribute AI spend across every provider
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI Video Production for Professionals
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI coworker for video editors to ship more video faster
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The Media Engine of the AI Era
Quick facts:
HQ: San Francisco, CA, United States
What they do:
We help software companies get discovered and used by AI agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Turn how your team works into playbooks and agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Make websites improve themselves.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Autonomous research agents for R&D and applied science
Quick facts:
HQ: San Francisco, CA, United States
What they do:
staffing firms with dreach grow revenue faster.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Near-real-time video infrastructure for LLMs
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Bring AI to life with the world's best interactive avatars
Quick facts:
HQ: Los Angeles, CA, United States
What they do:
Company brain every AI-native enterprise runs on
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Agentic operating system for auto repair shops
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Control lab instruments with natural language.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Building AI Native Customs Brokerages
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI that turns your product into on-brand marketing content
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Distributed runtime for AI workloads at scale
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Staging Environments for Enterprise AI Agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The control point for AI agents at work.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Security for agents that self-improves
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI Native Sourcing Broker For Overseas Manufacturing
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The AI-native McKinsey
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Automating open-ended research.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The AI revenue platform for D2C brands
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI-native internal audit firm
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Specialized models that make your AI agents cheaper and more reliable.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Company brain that powers your AI employees
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The AI Workforce for Biopharma
Quick facts:
HQ: San Francisco, CA, United States
What they do:
OpenRouter for Agent Tools
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The first AI founder: a virtual human who runs his own companies.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Co-designing the fastest intelligence
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI For The Skilled Workforce
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Effortlessly deploy cloud software factories.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
We make law firms AI-native.
Quick facts:
HQ: San Francisco, CA, United States