Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Nuntius | 2025 | Pre-Seed | $500K | San Francisco |
| Verne Robotics | 2025 | Pre-Seed | $500K | San Francisco |
| Socratix AI | 2025 | Seed | $4.0M | San Francisco |
| Skope | 2025 | Pre-Seed | $500K | San Francisco |
| Certus AI | 2025 | Pre-Seed | $500K | San Francisco |
| Monarcha | 2025 | Pre-Seed | $500K | San Francisco |
| Slashy | 2025 | Pre-Seed | $500K | Middletown |
| ZeroEval | 2025 | Pre-Seed | $500K | San Francisco |
| IronLedger | 2025 | Pre-Seed | $500K | New York |
| Humoniq | 2025 | Seed | $500K | San Francisco |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 1951 | Nuntius | Pre-Seed | $500K | San Francisco, United States |
| 1952 | Verne Robotics | Pre-Seed | $500K | San Francisco, United States |
| 1953 | Socratix AI | Seed | $4.0M | San Francisco, United States |
| 1954 | Skope | Pre-Seed | $500K | San Francisco, United States |
| 1955 | Certus AI | Pre-Seed | $500K | San Francisco, United States |
| 1956 | Monarcha | Pre-Seed | $500K | San Francisco, United States |
| 1957 | Slashy | Pre-Seed | $500K | Middletown, United States |
| 1958 | ZeroEval | Pre-Seed | $500K | San Francisco, United States |
| 1959 | IronLedger | Pre-Seed | $500K | New York, United States |
| 1960 | Humoniq | Seed | $500K | San Francisco, United States |
Nuntius is an IT Internet firm offering AI based automation platform for custom categories workflow.
Verne Robotics develops AI-powered robotic arms that autonomously learn tasks to automate labor work.
Socratix AI offers autonomous AI agents designed to serve as enterprise-grade fraud and risk analysts.
Skope offers a billing platform for AI companies, supporting subscription, usage-based, and outcome-based payment models.
Certus AI uses voice automation to manage restaurant phone calls for orders, reservations, complaints, payments, and POS system integration.
Monarcha is an AI GIS platform that offers AI-based geospatial data analysis.
Slashy is an AI assistant that automates repetitive tasks by integrating with tools like Gmail, Slack, Notion, and JIRA, saving users time.
ZeroEval offers a platform to capture AI agent traces, collect human feedback, and fine-tune model outputs through calibrated evaluations.
IronLedge is an AI-powered platform that automates property accounting services for real estate operations.
Humoniq is an AI-based travel support platform providing customer support services for airlines and travel agencies.
Riff offers an AI-powered music production platform for music creation.
DeepGrove specializes in developing ultra-efficient, ternary-weight AI models optimized for deployment on edge and low-power devices.
Induction Labs builds foundation AI models that learn from human-computer interactions to execute tasks autonomously.
BootLoop enables AI agents to write, test, and debug firmware directly on the intended hardware.
Fulcrum Research provides tooling to identify ML evaluations and environments.
PARES is an AI-powered platform designed for commercial real estate professionals to streamline operations, productivity, and close deals.
Torus empowers individuals and communities to become their renewable energy providers.
VibeFlow transforms prompts into web applications by generating and visualizing backend logic via AI‑powered visual workflow editing.
Mimos offers an AI platform that helps regulated firms improve visibility in AI search results and monitor content for compliance issues.
Institutional Intelligence for Private Equity
B-12 offers a platform that uses automation and artificial intelligence to streamline chemical experiments and improve accuracy in the lab.
Altur is a Software Development firm offering a voice integrated AI for debt collections and sales.
Button is the wearable AI that can talk. It's a button that you clip to your shirt. You press it to talk to AI, and it responds immediately.
Cyberdesk provides virtual desktops for deploying AI agents using simple code.
Nixo is an operations platform that equips FDEs with the necessary operations infrastructure.
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), Software, Information Technology, SaaS, Internet. The firm invests across 38 different industry categories.
Among tracked funding rounds, Torus received $200.0M in a Series B 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 Nuntius, Verne Robotics, Socratix AI, Skope, Certus AI. These companies were founded in 2020 or later.
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