Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Tandem Space | 2025 | Seed | $6.1M | San Francisco |
| Lighthouz AI | 2025 | Seed | Undisclosed | San Francisco |
| Clarion | 2025 | Pre-Seed | Undisclosed | New York |
| Galini | 2025 | Pre-Seed | Undisclosed | Wilmington |
| Martin | 2025 | Seed | $2.0M | Mountain View |
| Bland AI | 2025 | Series B | $40.0M | San Francisco |
| Hestus | 2025 | Seed | $1.5M | San Francisco |
| Formance | 2025 | Series A | $21.0M | Paris |
| PolyOps | 2025 | Series Unknown | $4.3M | San Francisco |
| HockeyStack | 2025 | Series A | $26.0M | Middletown |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 2526 | Tandem Space | Seed | $6.1M | San Francisco, United States |
| 2527 | Lighthouz AI | Seed | Undisclosed | San Francisco, United States |
| 2528 | Clarion | Pre-Seed | Undisclosed | New York, United States |
| 2529 | Galini | Pre-Seed | Undisclosed | Wilmington, United States |
| 2530 | Martin | Seed | $2.0M | Mountain View, United States |
| 2531 | Bland AI | Series B | $40.0M | San Francisco, United States |
| 2532 | Hestus | Seed | $1.5M | San Francisco, United States |
| 2533 | Formance | Series A | $21.0M | Paris, France |
| 2534 | PolyOps | Series Unknown | $4.3M | San Francisco, United States |
| 2535 | HockeyStack | Series A | $26.0M | Middletown, United States |
Tandem Space provides facilitation of office space sharing to help hybrid work teams.
Lighthouz AI creates tools to automate B2B purchasing, boosting procurement team productivity and saving costs.
Clarion builds AI tools that automate healthcare operations making care access fast, simple, and seamless.
Galini provides guardrails-as-a-service to ensure AI apps comply with policies and regulations by filtering harmful inputs and outputs.
Martin is an AI-powered personal assistant designed to manage tasks like emails, calendars, and reminders.
Bland AI provides a platform for realistic AI phone call automation.
Hestus is a Software Development firm offering AI powered software to speeds up the development of hardware.
Formance is an open-source and cloud-native infrastructure platform to build financial applications.
PolyOps renders online marketing reports, track marketing, operations and finance metrics solutions.
HockeyStack is the command center for B2B revenue teams that provides modern attribution, unified buyer journeys, and account insights.
Helion Energy develops fusion power technology for clean electricity generation.
EARTH AI is a predictive explorer and driller for critical minerals.
Autonomous operating team of AI agents for health-systems & platforms
Pipeshift is a modular orchestration platform for open-source AI components across any cloud or on-premise.
24/7 and real-time connectivity for satellites
Intryc employs artificial intelligence to automate the quality assurance process for customer support services.
Method Financial is a financial connectivity API for consumer liability data and payments.
Sonocharge Energy develops a technology that enables batteries to charge.
Redbird is an AI-powered analytics platform for teams to easily automate advanced analytics work in minutes, without writing code.
Spaceium develops a spacecraft docking system to support interplanetary missions.
We redefine brain surgery with real–time frameless navigation deployable beyond the OR.
PACKAGE.AI is a software and Artificial Intelligence (AI) for optimizing last-mile delivery operations and experiences.
Oshi is an open animation platform that unites creators and fans to forge global anime hits within a blockchain-powered ecosystem.
Quan is a healthtech company that offers an end-to-end self assesment platform for improving employee wellbeing and team performance.
Guidesly is a mobile App connecting outdoor enthusiasts with guides.
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, Health Care, Generative AI. The firm invests across 56 different industry categories.
Among tracked funding rounds, Helion Energy received $425.0M in a Series F 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 Tandem Space, Lighthouz AI, Clarion, Galini, Martin. These companies were founded in 2020 or later.
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