Active companies
Companies their accelerator lists as active, or whose site is alive. 17,224 companies.
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Planbase AI workforce management for healthcare | B2B SaaSHealthcare workforce management | Y CombinatorS24 | Active | checked 2026-08-23 |
| PlumeAI Renewable infrastructure deployment at scale. | Climate and energyAI site selection for renewable infrastructure | Y CombinatorS24 | Active | checked 2026-08-23 |
| Poka LabsAI Helping industrial manufacturers win deals fast, at the right price. | Vertical AI agentsAI sales agents for chemical manufacturers | Y CombinatorS24 | Active | checked 2026-08-23 |
| PolymetAI AI Product Designer | Developer toolsAI design and UI code generation | Y CombinatorS24 | Active | checked 2026-08-23 |
| PraxosAI Team messaging with built-in memory | Agent infrastructuremessaging platform for AI agents | Y CombinatorS24 | Active | checked 2026-08-23 |
| Presti AIAI Helping furniture companies create product visuals with AI | Vertical AI agentsAI product photography for furniture | Y CombinatorS24 | Active | checked 2026-08-23 |
| ProhostAIAI AI Property Manager for Airbnb & Short-Term Rental Hosts | Vertical AI agentsAI property manager for short-term rentals | Y CombinatorS24 | Active | checked 2026-08-23 |
| PromiAI Providing quick product and design feedback via digital twins | Developer toolsAI-powered product feedback and research | Y CombinatorS24 | Active | checked 2026-08-23 |
| PropayaAI Propaya - Lease Review in Minutes | B2B SaaSCommercial real estate document intelligence | Y CombinatorS24 | Active | checked 2026-08-23 |
| ProxisAI The platform for enterprise AI agent automations, starting with email. | Vertical AI agentsAI email agents for enterprise sales | Y CombinatorS24 | Active | checked 2026-08-23 |
| PulseAI Production-grade unstructured document extraction | Data for AIunstructured document extraction | Y CombinatorS24 | Active | checked 2026-08-23 |
| QuetzalAI Simple, LLM-first translation and internationalization for software | Developer toolsLLM-powered translation and i18n for software | Y CombinatorS24 | Active | checked 2026-08-23 |
| Random LabsAI Random labs is building long running autonomous coding agents. | Horizontal AI assistantslong-running coding agents | Y CombinatorS24 | Active | checked 2026-08-23 |
| RastroAI The fastest way to launch product catalogs. | Commerce and marketplacescatalog automation for distributors | Y CombinatorS24 | Active | checked 2026-08-23 |
| ReactWiseAI AI Co-Pilot for Chemical Process Optimization | Vertical AI agentsChemical process optimization for pharma | Y CombinatorS24 | Active | checked 2026-08-23 |
| Redouble AIAI Java-native multi-agentic AI operating system for enterprise | Agent infrastructureJava enterprise agentic OS | Y CombinatorS24 | Active | checked 2026-08-23 |
| RefactorAI Deploying secure and reliable AI agents across healthcare, retail,… | Vertical AI agentsAI agents for legacy system automation | Y CombinatorS24 | Active | checked 2026-08-23 |
| RentFlowAI The AI infrastructure for cash-flow-aligned business rent | Fintechcash-flow-aligned business rent payments | Y CombinatorS24 | Active, new domain | 2026-08-23 |
| RescriptAI AI for Legal & Public Policy Teams | Vertical AI agentsAI regulation compliance for enterprises | Y CombinatorS24 | Active | checked 2026-08-23 |
| RetroFixAI Automate any workflow using plain english | Agent infrastructureWorkflow automation platform with AI | Y CombinatorS24 | Active | checked 2026-08-23 |
| Rewbi A stealth mode startup. | Climate and energyrenewable energy infrastructure | Y CombinatorS24 | Active | checked 2026-08-28 |
| RogerAI Roger is an AI SDR that automates outbound sales and follows up 24/7. | Vertical AI agentsAI sales development representative | Y CombinatorS24 | Active | checked 2026-08-23 |
| Rowboat LabsAI Open-source AI coworker with memory | Horizontal AI assistantsAI productivity coworker with memory | Y CombinatorS24 | Active | checked 2026-08-23 |
| RunLocal AIAI AI agent that optimizes inference for embedded compute like Jetson | Agent infrastructureAI optimization for embedded inference | Y CombinatorS24 | Active | checked 2026-08-23 |
| Sage CareAI Automating home care agency operations with AI | Vertical AI agentsAI automation for home care agencies | Y CombinatorS24 | Active | checked 2026-08-23 |
| SaldorAI Making procurement easy | Commerce and marketplacesAI procurement and AP automation | Y CombinatorS24 | Active | checked 2026-08-23 |
| Saphira AI The Enablement Layer for Physical AI | Robotics and physical worldAI safety certification for hardware | Y CombinatorS24 | Active | checked 2026-08-23 |
| SaturnAI Compliance and back office workflows for Wealth Managers. | FintechAI compliance and operations for wealth managers | Y CombinatorS24 | Active | checked 2026-08-23 |
| ScapeAI The intelligent inbox that works for you | Horizontal AI assistantsEmail inbox automation and drafting | Y CombinatorS24 | Active | checked 2026-08-23 |
| SchemeFlowAI AI Report Generation for Engineering & Environmental Review | Vertical AI agentsAI report generation for construction | Y CombinatorS24 | Active | checked 2026-08-23 |
| Seals AIAI AI Employees for Wholesalers & Distributors | Vertical AI agentsAI order and fulfillment automation for wholesalers | Y CombinatorS24 | Active | checked 2026-08-23 |
| Sensei Robotic Training Data at Scale | Data for AIrobotic training data collection | Y CombinatorS24 | Active | checked 2026-08-23 |
| SharpeAI Agents for quantitative research and financial data science. | Vertical AI agentsAI agents for quantitative trading research | Y CombinatorS24 | Active | checked 2026-08-23 |
| SilurianAI Foundation models to simulate Earth, starting with weather. | AI infra and computeEarth simulation foundation models | Y CombinatorS24 | Active | checked 2026-08-23 |
| SimCareAI AI avatars to scale healthcare training. | Healthcare and bioAI clinical skills training platform | Y CombinatorS24 | Active | checked 2026-08-23 |
| Simple AIAI AI voice that sells | Vertical AI agentsAI sales voice agents for B2B | Y CombinatorS24 | Active | checked 2026-08-23 |
| SimplexAI AI agents to enroll providers with payors | Vertical AI agentsAI provider enrollment automation for healthcare payors | Y CombinatorS24 | Active | checked 2026-08-28 |
| SoffAI AI Agents for Distributors | Vertical AI agentsAI sales agents for distributors | Y CombinatorS24 | Inactive | checked 2026-08-17 |
| Sonatoria Helping Startups Grow Organically | B2B SaaSstartup growth consulting platform | Y CombinatorS24 | Active | checked 2026-08-23 |
| Sorcerer Building a nervous system for the atmosphere | Climate and energyatmospheric sensor network for weather | Y CombinatorS24 | Active | checked 2026-08-23 |
| Spaceium Inc In-Space Refueling | Robotics and physical worldautonomous in-space refueling infrastructure | Y CombinatorS24 | Active10 open roles | checked 2026-08-24 |
| SpherecastAI AI Supply Chain Manager for CPG | Vertical AI agentsAI supply chain optimization for CPG | Y CombinatorS24 | Active | checked 2026-08-23 |
| SpurAI Spur is your AI QA Engineer. Test your websites with natural language. | Developer toolsAI-powered QA testing automation | Y CombinatorS24 | Active | checked 2026-08-23 |
| Starcloud Data centers in space | AI infra and computeSpace-based GPU compute infrastructure | Y CombinatorS24 | Active | checked 2026-08-23 |
| StardriftAI AI travel planner | ConsumerAI-powered travel planning and booking | Y CombinatorS24 | Active | checked 2026-08-23 |
| Stempad Notion for science | B2B SaaSCollaborative note-taking for scientists | Y CombinatorS24 | Active | checked 2026-08-23 |
| Storia AIAI Open source AI copilot that knows your company's code and its context | Developer toolsAI copilot for code understanding and architecture | Y CombinatorS24 | Active | 2026-08-23 |
| SubstrateAI Artificial Intelligence for your medical billing team | Vertical AI agentsAI medical billing automation | Y CombinatorS24 | Active, new domain | 2026-08-23 |
| SuperunitAI Faster, more profitable background checks with AI | Vertical AI agentsAI employment verification agents | Y CombinatorS24 | Active | checked 2026-08-23 |
| SureBright Apple Care-like warranty program for every retailer | Commerce and marketplaceswarranty and insurance for e-commerce | Y CombinatorS24 | Active | checked 2026-08-23 |
| Synnax Unified Hardware Control and Data Processing Software | Robotics and physical worldindustrial hardware control and monitoring | Y CombinatorS24 | Active | checked 2026-08-24 |
| SyntraAI Faster healthcare payments | Vertical AI agentsMedical billing and compliance audit agents | Y CombinatorS24 | Active | checked 2026-08-23 |
| TabulaAI Autonomous Accounting Software | Vertical AI agentsAutonomous accounting and bookkeeping | Y CombinatorS24 | Active | checked 2026-08-23 |
| TandemAI AI-native office leasing broker | Commerce and marketplacesAI office leasing marketplace | Y CombinatorS24 | Active | checked 2026-08-23 |
| TaxGPTAI AI tax assistant for professionals and businesses | Vertical AI agentsAI tax assistant for accounting firms | Y CombinatorS24 | Active | checked 2026-08-23 |
| The Forecasting CompanyAI Foundation models for time series | AI infra and computeFoundation models for time series | Y CombinatorS24 | Active | checked 2026-08-23 |
| The Synthesis CompanyAI 100x faster scientific evidence synthesis | Data for AIscientific evidence synthesis and research | Y CombinatorS24 | Active | checked 2026-08-23 |
| Theseus GPS Denied Navigation for Drones | Defense and spaceGPS-denied drone navigation | Y CombinatorS24 | Active | checked 2026-08-23 |
| Thunder Compute VMware for GPUs | AI infra and computeGPU virtualization and optimization | Y CombinatorS24 | Active | checked 2026-08-23 |
| TivaraAI The AI workforce for medical groups | Vertical AI agentsAI workforce for medical administration | Y CombinatorS24 | Active | checked 2026-08-23 |
| TradeFlowAI AI-powered settlement for financial securities | FintechAI settlement automation for securities | Y CombinatorS24 | Active | checked 2026-08-23 |
| TypaAI The content engine that wins attention and drives growth. | B2B SaaSAI-powered content marketing platform | Y CombinatorS24 | Active | checked 2026-08-23 |
| Ultra Practical, general-purpose robots for repetitive industrial tasks | Robotics and physical worldGeneral-purpose industrial robots | Y CombinatorS24 | Active | checked 2026-08-23 |
| UnboundAI Use AI tools without fear of data leakage | Security and complianceAI data privacy and isolation | Y CombinatorS24 | Active | checked 2026-08-23 |
| UndermindAI An AI agent for scientific research | Data for AIAI-powered scientific search and retrieval | Y CombinatorS24 | Active | checked 2026-08-23 |
| Understood CareAI Healthcare personal assistants for Medicare patients. | Vertical AI agentsHealthcare advocacy agents for Medicare patients | Y CombinatorS24 | Active | checked 2026-08-23 |
| Unsloth AIAI Open-Source Reinforcement Learning (RL) & Fine-tuning for LLMs. | AI infra and computeLLM fine-tuning and RL infrastructure | Y CombinatorS24 | Active | checked 2026-08-23 |
| UsulAI AI Platform for Winning Defense & Government Contracts | Defense and spaceAI contract matching for government | Y CombinatorS24 | Active | checked 2026-08-23 |
| Vendra Custom Parts, Manufactured in America 🇺🇸 | Commerce and marketplacesB2B manufacturing marketplace for custom parts | Y CombinatorS24 | Active | checked 2026-08-23 |
| Vera HealthAI AI-powered clinical decision support for healthcare providers | Healthcare and bioClinical decision support AI | Y CombinatorS24 | Active, new domain | 2026-08-23 |
| VibeAI Making everyone a software engineer | Developer toolsConversational app builder | Y CombinatorS24 | Active | checked 2026-08-28 |
| VideoGenAI Create professional videos in minutes with AI, online or via API | Developer toolsAI video generation API | Y CombinatorS24 | Active | checked 2026-08-23 |
| Village Labs Helping America's businesses become employee owned | B2B SaaSESOP management and employee ownership | Y CombinatorS24 | Active, new domain | 2026-08-23 |
| VoidAI The open source Cursor alternative | Developer toolsOpen source AI code editor | Y CombinatorS24 | Active | checked 2026-08-23 |
| Voker The Agent Analytics Platform | Agent infrastructureAI agent monitoring and analytics | Y CombinatorS24 | Active | checked 2026-08-23 |
| Weave RoboticsAI Personal robots for the home--that ship in 2025 | Robotics and physical worldhome robotics autonomous tidying | Y CombinatorS24 | Active, new domain | 2026-08-23 |
| WeelAI GPS & dashcam smartphone app | ConsumerAI-powered driver safety app | Y CombinatorS24 | Site unreachable | checked 2026-08-23 |
| winfuncAI ai-native security engineering for mission critical codebases | Security and complianceAI-native vulnerability detection and patching | Y CombinatorS24 | Active | checked 2026-08-23 |
| WordwareAI AI agents you can rely on | Agent infrastructureAgent learning and autonomy platform | Y CombinatorS24 | Active | checked 2026-08-23 |
| XTraffic Technology for cities to automate and manage their traffic lights. | Robotics and physical worldSmart traffic management infrastructure | Y CombinatorS24 | Active | checked 2026-08-23 |
| Zeit AIAI The autonomous data engineer for the mid-market | Horizontal AI assistantsNatural language database query interface | Y CombinatorS24 | Active | checked 2026-08-23 |
| ZeroPathAI Automatically find and fix your software vulnerabilities | Security and complianceautonomous vulnerability detection and remediation | Y CombinatorS24 | Active | checked 2026-08-23 |
| Zettascale Energy efficient chips for AI | AI infra and computeEnergy-efficient AI accelerator chips | Y CombinatorS24 | Active | checked 2026-08-23 |
| Zoa ResearchAI Powerful quantitative forecasting models | Data for AIcross-domain forecasting models | Y CombinatorS24 | Active | checked 2026-08-23 |
| ZuniAI AI agents for high-value professional work | Horizontal AI assistantsAI agents for knowledge worker productivity | Y CombinatorS24 | Active | checked 2026-08-23 |
| AdaptedAI AI physical therapy for athletes | ConsumerAI-powered personalized physical therapy | Y CombinatorW24 | Active | checked 2026-08-23 |
| AftercareAI Conversational AI surveys with intelligent follow-up questions | Horizontal AI assistantsAI-powered survey and feedback collection | Y CombinatorW24 | Active | checked 2026-08-23 |
| Agentic LabsAI AI system design tools for dev teams | Developer toolsAI-powered design documentation for developers | Y CombinatorW24 | Active | checked 2026-08-23 |
| Aidy Mobile app helping people better manage chronic health conditions | Healthcare and biochronic disease management app | Y CombinatorW24 | Active | checked 2026-08-23 |
| AlaiAI Create high quality presentations quickly using AI | Horizontal AI assistantsAI presentation generation assistant | Y CombinatorW24 | Active | checked 2026-08-23 |
| AlexAI Your AI recruiter for interviewing and identifying the best talent | Vertical AI agentsAI recruiting and interviewing automation | Y CombinatorW24 | Active | checked 2026-08-23 |
| Andon LabsAI Autonomous organizations without humans in the loop | Agent infrastructureAI control and safety evaluation infrastructure | Y CombinatorW24 | Active | checked 2026-08-23 |
| Andy AIAI Faster clinical documentation for home health nurses | Vertical AI agentsClinical documentation for home health nurses | Y CombinatorW24 | Active | checked 2026-08-23 |
| Aqua VoiceAI Frontier Voice Input - write 4x faster than typing. | Horizontal AI assistantsAI voice input for productivity | Y CombinatorW24 | Active | checked 2026-08-23 |
| Argon AI, Inc.AI AI for Pharma Intelligence | Vertical AI agentsAI for pharma intelligence workflows | Y CombinatorW24 | Active | checked 2026-08-23 |
| AriniAI AI receptionist for dentists | Vertical AI agentsAI receptionist for dental practices | Y CombinatorW24 | Active | checked 2026-08-23 |
| ArtisanAI The AI BDR for enterprise revenue teams, plus a full AI sales team | Vertical AI agentsAI sales development representatives | Y CombinatorW24 | Active | checked 2026-08-23 |
| ArtosAI Authoring documents for life sciences in minutes, not months. | Vertical AI agentsAI document drafting for life sciences | Y CombinatorW24 | Active | checked 2026-08-23 |
| Astro Mechanica Supersonics for the new Jet Age | Robotics and physical worldSupersonic aircraft propulsion | Y CombinatorW24 | Active | checked 2026-08-23 |
| atopile We make tools to design electronics circuit boards with code | Developer toolsHardware design automation language | Y CombinatorW24 | Active | checked 2026-08-23 |