AI House Demo Day 2026

Our first-ever AI House Demo Day 2026 brought together 25 startups building AI companies in Seattle.

In front of a room full of investors and check writers — including VCs who flew in from Boston, the Bay Area, and New York City for our event — founders took the stage to pitch what they’re building, share their vision, and make connections to help their companies grow.

It was a big spotlight on Seattle founders and their ambitious work.

Read more about the event in GeekWire, and check out the full list of founders who pitched below. Thanks to Wilson Sonsini for sponsoring AI House Demo Day 2026, as well as our longtime partners at J.P. Morgan and Google Cloud.

• Aria: AI assistant that handles admin work for mental health clinicians. Pitched by Justin Ith.
• Atlas: AI that runs much of a company’s day-to-day operations. Pitched by Chandra Bhagavatula, with Martín Ramírez.
• Axel: AI travel agent that finds flight and hotel deals below public prices. Pitched by Stephen Grabowski.
• Caddi: AI agents that automate back-office work at professional services firms. Pitched by Alejandro Castellano.
• Casium: AI plus immigration attorneys to speed up employer work visas. Pitched by Priyanka Kulkarni.
• Comment.io: A shared workspace where people review and approve work produced by AI agents. Pitched by Jon Gordner.
• Eidol: Software that listens to a live singer and keeps pre-recorded vocals in sync. Pitched by Clayton Janes, with Kay Hanley.
• Ergoly: Agent platform that lets small service firms deploy AI workers for each client. Pitched by Dan Moore.
• Finch: Small GTM dinners and in-person events that help B2B startups meet customers. Pitched by Jeffrey Priebe.
• Friday Harbor: AI assistant that helps mortgage loan officers build complete, compliant loan files. Pitched by Theo Ellis.
• GateIn: Computer vision that helps small and mid-size ports and container yards track containers automatically. Pitched by Bernardo Mendez Arista.
• Hubble: API for retrieving patients’ medical records, a “Plaid for medical records.” Pitched by Prabha Dublish.
• Jinn Labs: Combines store cameras and register data to cut theft, stockouts and wasted labor at convenience stores. Pitched by Harjeev Anand.
• Lev: An AI co-founder for people starting companies. Pitched by T.A. McCann.
• Lightspeed AI: Plugs into AI agents companies have already shipped and uses reinforcement learning to keep improving them. Pitched by David Pitman.
• Moria: AI operating system for the technical studies mining companies depend on. Pitched by Jimmy Voorhis.
• Optimly: Helps brands control how AI agents understand and recommend them. Pitched by Apurva Luty.
• Orbital Robotics: AI-powered robotic arms for spacecraft. Pitched by Aaron Borger.
• Reflection Robotics: AI models that teach factory robots precise tasks from a single demonstration. Pitched by Arsalan Mousavian.
• Ridge AI: AI-first embedded analytics for software companies. Pitched by Ellie Fields.
• Suede: Automates product listings and purchase orders for independent boutiques. Pitched by Danielle Dantche.
• Synthesize Bio: Generative model of human biology built to predict clinical trial outcomes. Pitched by Jeff Leek.
• Vantari: VR training simulator for healthcare, a flight simulator for clinicians. Pitched by Nishanth Krishnananthan.
• Viata: Helps event venues manage and earn from their guests’ travel and lodging. Pitched by Ken Aragon.