
Hamming AI
What they do:
Complete QA platform for voice agents
Quick facts:
HQ: San Francisco, CA, United States
This list has 292 startups and was last updated on Oct 15, 2026. 91 of them are hiring right now. Biggest hubs: San Francisco (151), New York (32), and London (9). Largest teams: Leena AI, Magic, and Plivo. Latest round: Harmonic Security raised $50M (Oct 14, 2026).
Survival statistics →109 open roles →

What they do:
Complete QA platform for voice agents
Quick facts:
HQ: San Francisco, CA, United States

What they do:
Test, monitor, and improve your voice and chat AI agents
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HQ: San Francisco, CA, United States

What they do:
Hire Zalos AI workers to run your finance department
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HQ: London, United Kingdom

What they do:
AI Agents That Run Hotel Operations.
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HQ: San Francisco, CA, United States

What they do:
AI applied research lab building synthetic sapience; human-like AI
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HQ: San Francisco, CA, United States

What they do:
Go from 3D models to CAD drawings using AI
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What they do:
Building AI employees for car dealers
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What they do:
AI agents that turn every call into revenue for trade businesses
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What they do:
Scale customer success and onboarding with AI
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HQ: San Francisco, CA, United States

What they do:
Control what AI says about you
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What they do:
Agentic video editor
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What they do:
Conversation Design platform to build Al Assistants tailored to your…
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What they do:
Voice AI platform purpose-built for contact centers.
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HQ: San Francisco, CA, United States

What they do:
AI voice agents for on-prem telephony stack.
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HQ: San Francisco, CA, United States

What they do:
The AI agent harness for payment teams
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HQ: San Francisco, CA, United States

What they do:
Make all team work visible — people and AI agents
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HQ: Remote, OR, United States

What they do:
The World's Most Versatile Video Answering Engine
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HQ: Sofia City Province, Bulgaria

What they do:
AI workforce for mortgage
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HQ: San Francisco, CA, United States

What they do:
Building the AI-powered marketing ops platform that turns website…
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HQ: San Francisco, CA, United States

What they do:
Omnichannel AI agents that engage leads across SMS, voice, and email
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HQ: San Francisco, CA, United States

What they do:
Create professional videos in minutes with AI, online or via API
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HQ: San Francisco, CA, United States

What they do:
AI agents that handle communications for clinics
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HQ: San Francisco, CA, United States

What they do:
Build an AI support agent that securely uses all your tools
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HQ: San Francisco, CA, United States

What they do:
Workspace for your AI Agents, Build any Workflow.
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HQ: San Francisco, CA, United States

What they do:
The IDE for the parallel age
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HQ: San Francisco, CA, United States

What they do:
AI agents for CX teams, starting with training and QA.
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HQ: San Francisco, CA, United States

What they do:
The AI-Native CRM that works for you
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HQ: San Francisco, CA, United States

What they do:
Simulation environments to train & evaluate long-horizon AI agents
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HQ: San Francisco, CA, United States

What they do:
End-to-end AI agents for property claims, from loss report to estimate
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HQ: San Francisco, CA, United States

What they do:
AI that audits AI — catching hallucinations before you ship them.
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HQ: San Francisco, CA, United States

What they do:
AI platform for phone-first sellers
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HQ: Seattle, WA, United States

What they do:
AI-native agency that scales like software, run on our own AI agents.
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What they do:
AI Property Manager for Airbnb & Short-Term Rental Hosts
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HQ: New York, NY, United States

What they do:
AI For Litigation
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HQ: San Francisco, CA, United States

What they do:
AI agents for industrial commerce
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HQ: San Francisco, CA, United States

What they do:
The AI copilot for in-person conversations.
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HQ: San Francisco, CA, United States