Companies

Olive AI was a Columbus, Ohio-based healthcare AI automation company that shut down in October 2023 after raising nearly $900 million in venture funding.

Ollama is a San Francisco-based tool that allows users to run open-source large language models locally on their own hardware.

OneTrust is an Atlanta-based privacy, risk, and compliance software company offering tools for privacy management, consent, and AI governance.

OpenArt is a San Francisco-based platform for generating and editing AI images, videos, audio, and consistent AI characters from a single subscription.

AI company whose medical search engine gives physicians cited, evidence-based answers to clinical questions from peer-reviewed literature. Based in Miami, FL.

OpenProject develops open source project management software, headquartered in Berlin, Germany, with a subsidiary in Atlanta, GA.

OpenRouter is a New York-based unified API gateway for large language models, letting developers access 300+ LLMs through a single endpoint.

Optimizely is a New York-based digital experience platform offering web experimentation, content management, personalization, and marketing orchestration.

OpusClip is a San Francisco-based video editing platform that uses AI to automatically convert long-form videos into short clips formatted for TikTok, YouTube Shorts, and Instagram Reels.

Oracle is an Austin-based enterprise software and cloud company offering databases, Oracle Cloud Infrastructure, ERP, NetSuite, and AI services.

Orgvue is a London-based SaaS platform for organizational design and workforce planning, enabling enterprises to model, analyze, and restructure their workforce using data visualization and scenario modeling.

Otter AI Meeting Agent supports real-time transcription, live chat, automated summaries, insights, and action items.

Outreach is a Seattle-based sales engagement and revenue intelligence platform used by revenue teams to automate outreach, manage pipeline, and coach reps.

Overjet builds FDA-cleared dental AI that reads X-rays and automates insurance and administrative work for dental practices, DSOs, and insurers. Based in Boston.

Pabbly is a Bhopal, India-based bootstrapped SaaS company offering workflow automation, subscription billing, form builders, and email marketing tools.

PagerDuty is a San Francisco-based incident management and digital operations platform for on-call teams and SRE.

Paige is a New York-based healthcare AI company that builds diagnostic tools for cancer pathology.

Palantir is a Denver-based software company that builds data analytics and AI platforms for government, defense, and enterprise customers.

Palo Alto Networks is a Santa Clara-based cybersecurity company offering network security, cloud security, and threat intelligence products.

Paradox is a Scottsdale-based conversational recruiting software company whose AI assistant, Olivia, automates candidate screening, interview scheduling, and onboarding via chat and SMS.

Paragon is a San Francisco-based embedded integration platform that helps SaaS companies build native product integrations faster.

Berlin-based company behind an AI agent management platform that automates enterprise customer service across voice, chat and messaging channels.

PathAI is a Boston-based digital pathology and AI company that builds diagnostic tools and biopharma services to improve cancer detection and drug development.

Paxos is a New York-based blockchain infrastructure company offering regulated digital asset and stablecoin services for financial institutions.

Paxton AI is a Palo Alto, California-based legal technology company offering AI-powered tools for legal research, document drafting, and file analysis for lawyers.

Paycor is a Cincinnati-based HCM platform offering payroll, HR, and benefits tools for small and mid-sized U.S. businesses; acquired by Paychex in April 2025.

Pegasystems is a Cambridge-based enterprise software company that provides a low-code platform for business process management, workflow automation, and AI-driven customer engagement.

Pendo is a Raleigh-based product experience platform offering analytics, in-app guides, and user feedback tools for software companies.

PeopleMetrics is a customer experience research firm in Fort Washington, PA, that delivers NPS programs, advisory boards, and custom research using verified customer feedback.

Peoplebox Inc. is an AI-powered talent management platform based in San Francisco that integrates OKR tracking, performance reviews, and AI-driven recruiting.

Employee listening and people analytics company based in Temecula, California. Its AI platform runs workforce surveys and turns feedback into manager action.

Perplexity is a San Francisco-based AI answer engine combining web search with large language models to provide cited, conversational answers.

Persado is a New York-based AI marketing language platform that generates emotionally targeted copy for banks, financial services firms, and retailers.

Persona is a San Francisco-based identity verification company providing KYC, document verification, and fraud prevention for fintech, marketplaces, and AI agents.

Personetics is a Tel Aviv-based fintech company that provides AI-driven personalized financial guidance and data analytics software to banks and financial institutions.

Personio is a Munich-based HR software company providing an all-in-one platform for core HR, recruiting, payroll, and performance management for SMEs.

Phenom People is a talent experience platform company based in Ambler, PA, offering AI-driven software for candidate attraction, hiring, employee development, and retention.

Phind is a San Francisco-based AI search and coding assistant that produces cited, developer-focused answers using its proprietary LLM and web retrieval.

Photomath is a mobile app that uses a smartphone camera to scan and solve math problems, providing step-by-step explanations. It was acquired by Google in 2023.

Phrasee is a London-based AI marketing language platform that generates high-performing copy for email subject lines, push notifications, and digital ads.