Companies
Notable
2017
201-500
- Summary
- Healthcare AI platform with agents for patient access, revenue cycle, care operations, and administrative workflow automation.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI AI Quality & Observability Traditional ML AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- Industries
- Healthcare
- HQ location
- San Mateo, CA, USA
- Founded
- 2017
- Website
- https://www.notablehealth.com/
Observe.AI
2017
Series C Plus
201-500
- Summary
- AI platform for contact centers combining CX automation, Voice AI agents, real-time agent assist, Auto QA and conversation intelligence.
- Segments
- AI Workflows AI Agents AI Developer Tools AI Quality & Observability Traditional ML AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- Industries
- Customer Support / CX
- HQ location
- San Francisco, CA, USA
- Founded
- 2017
- Website
- https://observe.ai/
Omni
2022
Series B
201-500
- Summary
- AI analytics platform with a semantic layer, governed BI, AI chat, modeling, embedded analytics, and APIs.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG AI Quality & Observability Analytics & BI
- Industries
- Customer Support / CX Sales / GTM General Purpose
- HQ location
- San Francisco, California, United States
- Founded
- 2022
- Website
- https://omni.co
Parloa
2018
Series C Plus
201-500
—
- Summary
- AI Agent Management Platform for enterprise customer service, with a strong voice-first focus for automating conversations in contact centers.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- HQ location
- Berlin, Germany; expanding in San Francisco and Madrid
- Founded
- 2018
- Website
- https://www.parloa.com/
Poly AI
2017
Series C Plus
201-500
- Summary
- Enterprise voice and chat AI platform for customer service and task completion.
- Segments
- AI Workflows AI Agents Knowledge & RAG AI Governance & Risk Call Analysis Chatbots Voice AI Agents Analytics & BI
- Industries
- Healthcare Financial Services Customer Support / CX General Purpose
- HQ location
- London, United Kingdom; also lists New York, San Mateo, Belgrade, and Toronto offices
- Founded
- 2017
- Website
- https://poly.ai/
Regie.ai
2020
Series B
201-500
- Summary
- AI-native sales engagement platform that unifies human sellers and AI agents for prospecting, messaging and dialing workflows.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG AI Quality & Observability Traditional ML AI Governance & Risk Call Analysis Chatbots Voice AI Agents Analytics & BI
- Industries
- Sales / GTM
- HQ location
- San Francisco, CA, USA
- Founded
- 2020
- Website
- https://www.regie.ai
Retool
2017
201-500
- Summary
- Enterprise AI application platform for building internal apps, automations, workflows, and AI agents connected to company systems.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG AI Quality & Observability AI Governance & Risk Chatbots Analytics & BI
- Industries
- General Purpose
- HQ location
- San Francisco, CA, USA
- Founded
- 2017
- Website
- https://retool.com
Sanity.io
2018
Series C Plus
201-500
—
- Summary
- Intelligent content backend / Content Operating System for AI-era content operations, structured content, and agentic applications.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI AI Governance & Risk Analytics & BI
- HQ location
- San Francisco, CA, USA; Oslo, Norway office
- Founded
- 2018
- Website
- https://www.sanity.io/
Seeq
2013
201-500
- Summary
- Industrial analytics, ML, and AI platform for time-series operational data used by process engineers and manufacturing/industrial organizations.
- Segments
- AI Workflows AI Agents AI Developer Tools LLM Deployment Traditional ML AI Governance & Risk Analytics & BI
- Industries
- Industrial / Manufacturing
- HQ location
- Seattle, WA, USA
- Founded
- 2013
- Website
- https://www.seeq.com/
Sierra
2023
201-500
- Summary
- Platform for building enterprise-grade customer service AI agents.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- Industries
- Customer Support / CX
- HQ location
- San Francisco, CA, USA
- Founded
- 2023
- Website
- https://sierra.ai/
Together AI
2022
Series B
201-500
—
- Summary
- AI-native cloud for training, fine-tuning, inference, and GPU clusters for open-source and custom models.
- Segments
- AI Workflows AI Agents LLM Fine-tuning AI Developer Tools Knowledge & RAG LLM Deployment AI Quality & Observability Traditional ML AI Governance & Risk STT/TTS Infrastructure
- HQ location
- San Francisco, CA, USA
- Founded
- 2022
- Website
- https://www.together.ai
Unqork
2017
Series C Plus
201-500
—
- Summary
- AI-first enterprise application development platform for building governed, AI-generated applications without traditional code.
- Segments
- AI Workflows AI Agents AI Developer Tools AI Governance & Risk Analytics & BI
- HQ location
- New York, NY, USA
- Founded
- 2017
- Website
- https://unqork.com/
Weights & Biases
2017
Acquired
201-500
—
- Summary
- AI developer platform for training, fine-tuning, evaluating, tracing, monitoring and productionizing AI models, agents and applications; acquired by CoreWeave in 2025.
- Segments
- AI Workflows AI Agents LLM Fine-tuning AI Developer Tools Knowledge & RAG LLM Deployment AI Quality & Observability Traditional ML AI Governance & Risk Chatbots Analytics & BI
- HQ location
- San Francisco, CA, USA
- Founded
- 2017
- Website
- https://wandb.ai/
WorkFusion
2010
201-500
- Summary
- AI agents purpose-built for financial crime compliance operations such as AML, sanctions, adverse media and KYC workflows.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI AI Quality & Observability Traditional ML AI Governance & Risk Analytics & BI
- Industries
- Financial Services
- HQ location
- New York, NY, USA
- Founded
- 2010
- Website
- https://www.workfusion.com/
Zapier
2011
Seed
201-500
—
- Summary
- AI orchestration and automation platform for building workflows, AI agents, chatbots and apps across 9,000+ SaaS integrations.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Analytics & BI
- HQ location
- San Francisco, CA, USA (remote-first)
- Founded
- 2011
- Website
- https://zapier.com