Humwork
Hiring
What they do:
Human experts as API for AI Agents
Quick facts:
HQ: San Francisco, CA, United States
Top B2B Software Startups in the United States
This list has 3,865 startups and was last updated on Oct 15, 2026. 827 of them are hiring right now. Biggest hubs: San Francisco (2,110), New York (555), and Los Angeles (79). Largest teams: Stripe, Deel, and GrubMarket. Latest round: Onebrief raised $151M (Oct 14, 2026).
3,865 startupsPage 32 of 108
Kalinda
Hiring
What they do:
Deep research for class action law firms
Quick facts:
HQ: San Francisco, CA, United States
OS3
Hiring
What they do:
Affordable, intelligent humanoid robots built to deploy at scale
Quick facts:
HQ: San Francisco, CA, United States
Alder
Hiring
What they do:
AI employees for finance, starting with accounts receivable.
Quick facts:
HQ: San Francisco, CA, United States
Unsiloed AI
Hiring
What they do:
API for parsing multimodal unstructured data
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Robotic factories that build robots
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HQ: Emeryville, CA, United States
Lemma
Hiring
What they do:
Production Monitoring for AI agents
Quick facts:
HQ: San Francisco, CA, United States
Waddle Labs
Hiring
What they do:
LLMs that control robots
Quick facts:
HQ: San Francisco, CA, United States
Payna
Hiring
What they do:
AI Licensing Agent for Regulated Industries
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI-native workspace for AEC
Quick facts:
HQ: San Francisco, CA, United States
Cumulus Labs
Hiring
What they do:
The Fastest Multimodal Inference OS
Quick facts:
HQ: San Francisco, CA, United States
Salus
Hiring
What they do:
Guardrails to validate your agent's actions before they execute
Quick facts:
HQ: San Francisco, CA, United States
Orthogonal
Hiring
What they do:
Agentic Payments for APIs
Quick facts:
HQ: San Francisco, CA, United States
Ventura
Hiring
What they do:
AI Workforce for Distributors and Manufacturers
Quick facts:
HQ: San Francisco, CA, United States
Laurence
Hiring
What they do:
Quantitative research for autonomous e-commerce growth
Quick facts:
HQ: New York, NY, United States
Chasi
Hiring
What they do:
AI Revenue Engine for the Equipment Industry
Quick facts:
HQ: San Francisco, CA, United States
Tsenta
Hiring
What they do:
AI career agent that finds matching jobs & applies on your behalf
Quick facts:
HQ: San Francisco, CA, United States
MochaCare
Hiring
What they do:
Agentic Management Service for Care Organizations
Quick facts:
HQ: San Francisco, CA, United States
Hedge
Hiring
What they do:
AI-Native insurance company
Quick facts:
HQ: San Francisco, CA, United States
Replicas
Hiring
What they do:
Run any coding agent harness in the cloud
Quick facts:
HQ: San Francisco, CA, United States
Reason Machines
Hiring
What they do:
Reason Machines builds Reason Agent, the autonomous software engineer…
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HQ: San Francisco, CA, United States
Uno Wallet
Hiring
What they do:
The AI mobile wallet that replaces Apple Pay
Quick facts:
HQ: San Francisco, CA, United States
flowscope
Hiring
What they do:
AI implementation firm that maps and automates business processes
Quick facts:
HQ: San Francisco, CA, United States
HERA
Hiring
What they do:
We make sure every factory in the world builds without mistakes.
Quick facts:
HQ: San Francisco, CA, United States
Parasma
Hiring
What they do:
Replacing GPUs with human brain cells
Quick facts:
HQ: San Francisco, CA, United States
Rex
Hiring
What they do:
AI-native BPO for enterprise order-to-cash
Quick facts:
HQ: San Francisco, CA, United States
Floracene
Hiring
What they do:
Vibecode + deploy HIPAA-compliant internal tools, no eng team needed
Quick facts:
HQ: New York, NY, United States
Marble
Hiring
What they do:
The autonomous back-of-house for restaurants.
Quick facts:
HQ: New York, NY, United States
screenpipe
Hiring
What they do:
Turn your company's computer work into AI agents.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI collections agency for late stage portfolios
Quick facts:
HQ: San Francisco, CA, United States
Aktoria Robotics
Hiring
What they do:
Human as API for robots
Quick facts:
HQ: San Francisco, CA, United States
Rational
Hiring
What they do:
First Zero-human Accounting Firm
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HQ: San Francisco, CA, United States
Hubble
Hiring
What they do:
AI-native retrieval engine for medical records
Quick facts:
HQ: Seattle, WA, United States
Edviro
Hiring
What they do:
AI That Operates Energy Infrastructure
Quick facts:
HQ: San Francisco, CA, United States
Workers IO
Hiring
What they do:
Simulation Environments for Verifying Mission Critical Software
Quick facts:
HQ: San Francisco, CA, United States
Covera
Hiring
What they do:
AI-native OS for insurance brokers
Quick facts:
HQ: San Francisco, CA, United States