Insights

Strong Startup Ecosystem Y Combinator has built the most powerful startup community globally, with over 5,400 investments in companies like Airbnb, Dropbox, and Stripe. This presents a significant opportunity to connect with innovative startups across various stages for potential collaborations and portfolio services.

Active Funding Engagement Recent investments across multiple sectors including AI, cybersecurity, and legal tech highlight Y Combinator's ongoing commitment to funding disruptive technologies. Engaging with YC-backed companies could facilitate early entry into high-growth markets and emerging tech trends.

Tech-Driven Partnerships Y Combinator’s collaboration with tech giants like Google DeepMind and its investment in AI and automation startups indicates a focus on advanced technologies. Sales opportunities exist in providing AI-related tools, integration services, or innovative tech solutions to their portfolio companies.

Large and Growing Revenue Y Combinator generates revenue between 1 billion and 10 billion dollars, reflecting its significant market presence and financial stability. This scale allows for strategic enterprise-level partnerships or tailored offerings aimed at their extensive network of portfolio firms.

Diverse Industry Coverages The broad scope of YC-backed startups spanning healthtech, legal, security, and AI sectors provides multiple entry points for industry-specific solutions and specialized services, making it a valuable target for tailored business development initiatives.

Y Combinator Tech Stack

Y Combinator uses 8 technology products and services including Gradle, MatterMark, Google Drive, and more. Explore Y Combinator's tech stack below.

  • Gradle
    Build Automation
  • MatterMark
    Business Intelligence
  • Google Drive
    Document Management Systems
  • DoorDash
    Food Ordering And Delivery
  • LinkedIn
    Online Community Software
  • Haskell
    Programming Languages
  • X-Content-Type-Options
    Web & Portal Technology
  • Facebook
    Widgets

Media & News

Y Combinator's Email Address Formats

Y Combinator uses at least 1 format(s):
Y Combinator Email FormatsExamplePercentage
First@ycombinator.comJohn@ycombinator.com
83%
FLast@ycombinator.comJDoe@ycombinator.com
7%
FL@ycombinator.comJD@ycombinator.com
7%
Last@ycombinator.comDoe@ycombinator.com
3%

Frequently Asked Questions

Where is Y Combinator's headquarters located?

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Y Combinator's main headquarters is located at United States. The company has employees across 6 continents, including North AmericaAsiaEurope.

What is Y Combinator's phone number?

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You can contact Y Combinator's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Y Combinator's official website and social media links?

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Y Combinator's official website is ycombinator.com and has social profiles on LinkedIn.

What is Y Combinator's SIC code NAICS code?

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Y Combinator's SIC code is 6726 - Unit Investment Trusts, Face-Amount Certificate Offices, and Closed-End Management Investment Offices NAICS code is 52391 - Miscellaneous Intermediation.

How many employees does Y Combinator have currently?

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As of March 2026, Y Combinator has approximately 7.5K employees across 6 continents, including North AmericaAsiaEurope. Key team members include CEO: C. S.Ceo: L. M.Chief Executive Officer: T. P.. Explore Y Combinator's employee directory with LeadIQ.

What industry does Y Combinator belong to?

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Y Combinator operates in the Venture Capital and Private Equity Principals industry.

What technology does Y Combinator use?

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Y Combinator's tech stack includes GradleMatterMarkGoogle DriveDoorDashLinkedInHaskellX-Content-Type-OptionsFacebook.

What is Y Combinator's email format?

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Y Combinator's email format typically follows the pattern of First@ycombinator.com. Find more Y Combinator email formats with LeadIQ.

When was Y Combinator founded?

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Y Combinator was founded in 2005.

Y Combinator

Venture Capital and Private Equity PrincipalsUnited States5001-10000 Employees

Y Combinator is the leading startup accelerator for entrepreneurs. Since 2005, YC has invested in over 5,400 companies, including Airbnb, Dropbox, Stripe, Reddit, Instacart, DoorDash, and Coinbase. Today, YC has built the most powerful startup community in the world alongside the products and programs to support founders for the life of their company.

Section iconCompany Overview

Headquarters
United States
Phone number
SIC Code
6726 - Unit Investment Trusts, Face-Amount Certificate Offices, and Closed-End Management Investment Offices
NAICS Code
52391 - Miscellaneous Intermediation
Founded
2005
Employees
5001-10000

Section iconFunding & Financials

  • $1B$10B

    Y Combinator's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    Y Combinator's revenue is estimated to be in the range of $1B$10B

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