Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Protegee | 2024 | Pre-Seed | $500K | San Francisco |
| Innate | 2024 | Pre-Seed | $500K | Palo Alto |
| Resend | 2024 | Series A | $18.0M | San Francisco |
| Supercontrast | 2024 | Pre-Seed | $500K | San Francisco |
| Fabricate | 2024 | Pre-Seed | $500K | Toronto |
| Lightscreen AI | 2024 | Seed | $500K | Sunnyvale |
| Consus | 2024 | Pre-Seed | $500K | San Francisco |
| fixa | 2024 | Pre-Seed | $500K | San Francisco |
| Recase | 2024 | Pre-Seed | $500K | London |
| Raycaster | 2024 | Pre-Seed | $500K | San Francisco |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 2626 | Protegee | Pre-Seed | $500K | San Francisco, United States |
| 2627 | Innate | Pre-Seed | $500K | Palo Alto, United States |
| 2628 | Resend | Series A | $18.0M | San Francisco, United States |
| 2629 | Supercontrast | Pre-Seed | $500K | San Francisco, United States |
| 2630 | Fabricate | Pre-Seed | $500K | Toronto, Canada |
| 2631 | Lightscreen AI | Seed | $500K | Sunnyvale, United States |
| 2632 | Consus | Pre-Seed | $500K | San Francisco, United States |
| 2633 | fixa | Pre-Seed | $500K | San Francisco, United States |
| 2634 | Recase | Pre-Seed | $500K | London, United Kingdom |
| 2635 | Raycaster | Pre-Seed | $500K | San Francisco, United States |
Protegee provides payments API enabling AI voice agents to securely process payments, ensuring compliance, security, and fraud prevention.
Innate builds robots that are intelligent, adaptable, and easy to teach, lowering the entry barrier to robotics.
Resend is an email API for developers.
Supercontrast is a software development firm offering monitoring service to look models relation with customer experiences.
Fabricate is a Software Development firm that manufactures hardware for teams.
Lightscreen AI is developing a speech agent for unbeatable tech screens, allowing hiring managers to focus on truly skilled candidates.
Consus is a software company offering document management, data extraction, and document verification solutions for government documents.
fixa helps developers find and fix bugs in their AI voice agents and also enables them to pinpoint root causes and fix them faster.
Recase is a developer of a manual review platform that offers fintechs to build completely automated onboarding flows.
Raycaster streamlines selling technical products by automating research, uncovering insights like lab specs or API metrics.
Platus offers no-code legal tools and APIs, helping SMBs streamline notarization, drafting, and compliance tasks.
Riveter AI provides AI agents that navigate the web to collect data for businesses.
Gait is a Cursor and VS Code extension that reveals prompts behind code, enables conversation continuity, and tracks AI use.
HealthSpark streamlines admin tasks for physical therapists, automating insurance, scheduling, and charting.
HumanLayer is a Software Development firm offering safe access for AI to keep Human in loop for the workflow.
RiskCube is an AI insurance brokerage for venture-backed startups. Founders use RiskCube to compare, buy, and manage business insurance.
Abundant provides specialized human operators who handle cases that ensures 100% agent reliability while generating training data.
ArchiLabs builds an AI tool that helps architects design faster, improving workflows and tackling common construction issues.
The Browser Automation IDE
BeerMe is a digital wallet, enabling instant, global, and fee-free money transfers while simplifying crypto for mainstream users.
Fix AI is an AI platform that automates frontend QA testing using AI agents that simulate real users on websites.
Cekura is an AI web agent that keeps SaaS product documentation up-to-date, saving teams significant time.
Revi helps Investment Banks, PE firms, and Corporate Development teams find new deals with precise workflows.
Summed AI is an assistant that finds Medicare policy details faster, helping enroll clients with fewer compliance issues.
Bramble is an AI-powered real estate brokerage firm that provides end-to-end homebuying services for a simple flat fee.
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, B2B, Developer Tools, Generative AI. The firm invests across 34 different industry categories.
Among tracked funding rounds, Resend received $18.0M in a Series A round. Y Combinator's total known invested capital is $29.9B.
Y Combinator's average investment size is $10.5M across its portfolio of 5,185 companies.
Recent Y Combinator portfolio additions include Protegee, Innate, Resend, Supercontrast, Fabricate. These companies were founded in 2020 or later.
Discover portfolio companies of other leading venture capital firms and investors.
View All Investors