Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Efference | 2025 | Pre-Seed | $500K | San Francisco |
| Freya Voice | 2025 | Seed | $3.5M | San Francisco |
| Planet A Foods | 2025 | Corporate Round | Undisclosed | Munich |
| Flint | 2025 | Series A | $15.0M | San Francisco |
| Planbase | 2025 | Seed | $2.1M | San Francisco |
| Pure | 2025 | Series Unknown | $15.6M | Beverly Hills |
| Semiotic | 2025 | Pre-Seed | $500K | — |
| Hippocratic AI | 2025 | Series C | $126.0M | Palo Alto |
| Freeport Markets | 2025 | Pre-Seed | $1.8M | — |
| Logical | 2025 | Pre-Seed | $500K | San Francisco |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 1776 | Efference | Pre-Seed | $500K | San Francisco, United States |
| 1777 | Freya Voice | Seed | $3.5M | San Francisco, United States |
| 1778 | Planet A Foods | Corporate Round | Undisclosed | Munich, Germany |
| 1779 | Flint | Series A | $15.0M | San Francisco, United States |
| 1780 | Planbase | Seed | $2.1M | San Francisco, United States |
| 1781 | Pure | Series Unknown | $15.6M | Beverly Hills, United States |
| 1782 | Semiotic | Pre-Seed | $500K | — |
| 1783 | Hippocratic AI | Series C | $126.0M | Palo Alto, United States |
| 1784 | Freeport Markets | Pre-Seed | $1.8M | — |
| 1785 | Logical | Pre-Seed | $500K | San Francisco, United States |
Efference provides 3D vision systems that use AI and imaging technology to enable robotic perception and navigation.
Freya provides AI voice agents that manage phone-based customer interactions by integrating with systems and following workflow rules.
Planet A Foods is a B2B sustainable ingredients company that specializes in the production of cocoa-free chocolate.
Flint uses Artificial Intelligence to provide personalized learning experience for every student of K-12 and also empower teachers.
AI employment management for heathcare
Pure is an online numismatics database and marketplace of historical rare coins.
Semiotic develops AI-powered tools and a web-based platform for website design and creative production.
Hippocratic AI is a healthcare technology company that develops safety-focused large-language models for medical applications.
Tradable Twitter Feed
Logical offers a desktop AI co-pilot that understands context across apps, automates tasks, and maintains user data locally.
Mecha Health is a healthtech company that develops digital tools for remote injury assessment, monitoring, and treatment plans.
AI receptionist that automates phone calls for medical clinics.
AnswerThis is an AI research assistant that helps researchers generate literature reviews, identify research gaps, and manage citations.
Sivo provides debt as a service that allows companies to access debt funding and lend money to their users at scale.
Don't die of heart disease. The first AI-native heart health clinic.
Adam is an AI agent that functions as a CAD tool to perform complex design and editing tasks through natural language prompts.
The Prompting Company analyzes and creates AI-optimized content for products to gain visibility in AI-generated answers.
R2 is an embedded lending platform that offers capital for businesses.
Whatnot is a livestream shopping platform for buying and selling products.
Truth Systems offers real-time compliance agents that prevent human error by embedding behavioral guardrails into AI interactions.
Mem0 is a SaaS company that specializes memory layers for LLM applications.
Wild Moose is an AI SRE platform allowing engineering teams to resolve production issues faster.
SalesPatriot serves as an advanced back-office operating system tailored for companies within the defense sector.
Rosebud AI Gamemaker. Create Games, Share and Play Instantly Craft Worlds with Words. Go from text description to code to game.
Y Combinator has invested in 5,185 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), Information Technology, FinTech, Health Care, SaaS. The firm invests across 53 different industry categories.
Among tracked funding rounds, Whatnot received $225.0M in a Series F round. Y Combinator's total known invested capital is $33.2B.
Y Combinator's average investment size is $11.7M across its portfolio of 5,185 companies.
Recent Y Combinator portfolio additions include Efference, Freya Voice, Planet A Foods, Flint, Planbase. These companies were founded in 2020 or later.
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