Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
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Phases automates clinical trial recruitment by AI agents that scan patient databases, schedule visits, and maintain engagement.
CoCreate automates video backup, syncing, proxy creation, and clip organization for editing in major platforms.
Riverbank Security delivers autonomous AI‑driven penetration testing and offensive security, combining AI agents with expert red teamers.
Halluminate provides realistic sandboxes and datasets to help model labs and enterprises train frontier computer and browser use agents.
Minimal provides AI agents that handle e-commerce support by learning business rules and integrating with helpdesk and ticketing systems.
Flywheel AI converts existing excavators so contractors can operate them remotely for safety and productivity.
B-12 offers a platform that uses automation and artificial intelligence to streamline chemical experiments and improve accuracy in the lab.
Doe is an enterprise AI system that provides real-time financial insights to boost efficiency and profitability.
F4 is an industrial hardware design validation platform that focuses on engineering drawing compliance and interpretations.
Comena is an AI-powered platform that automates B2B order and inquiry processing for wholesalers and distributors.
Alara provides an AI-powered procurement platform that automates dental supply ordering, compares vendor pricing, and tracks inventory.
Meteor presents itself as an agentic browser that understands pages, suggests actions, and automates tasks with a single click.
Motives AI operates AI agents that design, recruit, conduct, and analyze consumer interviews.
Spotlight Realty streamlines property sales by handling listing intake, staging, showings, and closing with AI tools and human guidance.
Frizzle provides an AI-powered grading tool for math assignments. The platform can grade both handwritten and typed student solutions.
Sira provides an AI HR Manager software that automates time tracking, payroll, HR management, and employee scheduling.
Replacing forms with AI conversations
Pingo AI is a language learning app that helps build speaking fluency through realistic conversations with an AI companion.
Riff offers an AI-powered music production platform for music creation.
Palace offers a platform that organizes private capital data, automates checks, tracks tasks, and streamlines portfolio workflows.
Certus AI uses voice automation to manage restaurant phone calls for orders, reservations, complaints, payments, and POS system integration.
Avent helps manufacturers and industrial distributors automate quoting, order entry, and customer inquiries through AI agents.
Relling provides modular AI-driven testing tools for system integration and validation.
VibeFlow transforms prompts into web applications by generating and visualizing backend logic via AI‑powered visual workflow editing.
Y Combinator has invested in 8,084 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.
Y Combinator's top investment sectors include Artificial Intelligence (AI), Software, Information Technology, SaaS, Web Apps. The firm invests across 43 different industry categories.
Among tracked funding rounds, Phases received $500K in a Pre-Seed round. Y Combinator's total known invested capital is $44.9B.
Y Combinator's average investment size is $8.2M across its portfolio of 8,084 companies.
Recent Y Combinator portfolio additions include Phases, CoCreate, Riverbank, Halluminates, Minimal. These companies were founded in 2020 or later.