Companies
Vapi
2023
Series B
51-200
—
- Summary
- Developer platform and infrastructure for building, deploying, and scaling conversational voice AI agents.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG LLM Deployment AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- HQ location
- San Francisco, CA, USA
- Founded
- 2023
- Website
- https://vapi.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
Talkdesk
2011
1001-5000
- Summary
- Customer Experience Automation platform with AI agents, observability, evaluation and simulation for CX operations.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG LLM Deployment 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
- Palo Alto, CA, USA
- Founded
- 2011
- Website
- https://www.talkdesk.com/
Synthflow AI
2023
Series A
11-50
- Summary
- No-code platform for building AI voice agents.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG LLM Deployment AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- Industries
- Customer Support / CX
- HQ location
- Berlin, Germany
- Founded
- 2023
- Website
- https://synthflow.ai
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/
Sela AI
—
11-50
- Summary
- Purpose-built voice AI platform for mortgage borrower outreach, qualification, routing, and origination workflows.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG AI Quality & Observability AI Governance & Risk Call Analysis Voice AI Agents STT/TTS Infrastructure Analytics & BI
- Industries
- Financial Services
- HQ location
- San Francisco, CA, USA
- Founded
- —
- Website
- https://www.trysela.com/
SalesAI
—
11-50
- Summary
- AI voice and messaging agents for answering inbound calls, qualifying leads, booking meetings, and automating sales/support conversations.
- 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
- —
- Website
- https://www.salesai.com/
Retell AI
2023
51-200
- Summary
- Developer and business platform for building, testing, deploying, and monitoring production voice AI agents for phone automation.
- 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 Sales / GTM
- HQ location
- San Francisco, CA, USA
- Founded
- 2023
- Website
- https://www.retellai.com
Regal
2020
Series B
51-200
- Summary
- Voice AI agent platform for enterprise CX, automating phone-based sales, support, operations and retention conversations.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG AI Quality & Observability Traditional ML AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- Industries
- Customer Support / CX Sales / GTM
- HQ location
- New York, NY, USA
- Founded
- 2020
- Website
- https://www.regal.ai/
Pegasystems
1983
Public
5001-10000
—
- Summary
- Public enterprise platform for AI-powered workflow automation, decisioning, CRM and process modernization.
- Segments
- AI Workflows AI Agents AI Developer Tools Document AI Traditional ML AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- HQ location
- Waltham, MA, USA
- Founded
- 1983
- Website
- https://www.pega.com
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/
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/
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/
NiCE
1986
Public
5001-10000
- Summary
- Public CX software company with CXone Mpower, Enlighten AI, AI agents, voice/contact-center automation, and analytics.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG 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
- Hoboken, NJ, USA / Ra'anana, Israel
- Founded
- 1986
- Website
- https://www.nice.com/
Mova.ai
—
11-50
- Summary
- Conversation intelligence platform focused on mortgage and financial services interactions across calls, chats, emails, and texts.
- Segments
- AI Workflows AI Developer Tools AI Quality & Observability Traditional ML AI Governance & Risk Call Analysis Voice AI Agents STT/TTS Infrastructure Analytics & BI
- Industries
- Financial Services
- HQ location
- Unknown
- Founded
- —
- Website
- https://www.mova.ai/
Maven AGI
2023
Series B
51-200
—
- Summary
- Enterprise AI agent platform for customer support and CX across chat, email, voice, web, knowledge, and actions.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- HQ location
- Boston, MA, USA
- Founded
- 2023
- Website
- https://www.mavenagi.com
Lumay
2023
11-50
—
- Summary
- Enterprise AI agent factory for deploying domain-specific agents across voice, compliance, CRM and business workflows.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI LLM Deployment AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- HQ location
- San Francisco, CA, USA
- Founded
- 2023
- Website
- https://www.lumay.ai
LiveKit
2021
Series C Plus
51-200
—
- Summary
- Open-source framework and cloud platform for building, testing, deploying and scaling realtime voice, video and physical AI agents.
- Segments
- AI Workflows AI Agents AI Developer Tools LLM Deployment AI Quality & Observability AI Governance & Risk Call Analysis Voice AI Agents STT/TTS Infrastructure
- HQ location
- San Francisco, CA, USA
- Founded
- 2021
- Website
- https://livekit.io
Lindy
2023
51-200
—
- Summary
- No-code AI agent platform and AI assistant for automating work across inbox, calendar, meetings, prospecting, recruiting and business apps.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI LLM Deployment AI Quality & Observability AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- HQ location
- San Francisco, CA, USA
- Founded
- 2023
- Website
- https://www.lindy.ai
Kore.ai
2013
501-1000
- Summary
- Enterprise agentic AI platform for building and deploying AI agents for customer service, employee productivity, and industry workflows.
- Segments
- AI Workflows AI Agents AI Developer Tools Knowledge & RAG Document AI LLM Deployment 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
- Orlando, FL, USA; San Mateo, CA strategic HQ announced 2026
- Founded
- 2013
- Website
- https://kore.ai
Infinitus
2020
Series B
51-200
- Summary
- Healthcare voice AI agents that automate clinical and administrative phone-call workflows across payors, providers and life sciences.
- Segments
- AI Workflows AI Agents AI Developer Tools Document AI LLM Deployment Traditional ML AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure Analytics & BI
- Industries
- Healthcare
- HQ location
- San Francisco, CA, USA
- Founded
- 2020
- Website
- https://www.infinitus.ai/
Hume AI
2021
Series B
11-50
—
- Summary
- Empathic AI company building emotionally intelligent voice and chat interfaces for AI agents and assistants.
- Segments
- AI Workflows AI Agents LLM Fine-tuning AI Developer Tools LLM Deployment Traditional ML AI Governance & Risk Call Analysis Chatbots Voice AI Agents STT/TTS Infrastructure
- HQ location
- New York, NY, USA
- Founded
- 2021
- Website
- https://www.hume.ai
Gong
2015
Series C Plus
1001-5000
- Summary
- Revenue AI Operating System for GTM teams that captures customer interactions, analyzes deal and account signals, and automates next actions across sales, forecasting, enablement, and customer-facing workflows.
- Segments
- AI Workflows AI Developer Tools Knowledge & RAG AI Quality & Observability Traditional ML AI Governance & Risk Call Analysis STT/TTS Infrastructure Analytics & BI
- Industries
- Sales / GTM
- HQ location
- San Francisco, CA, USA
- Founded
- 2015
- Website
- https://www.gong.io/
Giga
2024
Series A
51-200
- Summary
- Enterprise AI support-agent platform that deploys human-like voice, chat, and multimodal agents for customer support and operations, automating complex workflows across channels.
- 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
- 2024
- Website
- https://giga.ai/