Insights

Growing Investment Landscape Y Combinator's recent substantial investments across diverse sectors, including AI, fintech, and security, indicate a vibrant startup ecosystem with ongoing funding rounds. This presents opportunities to offer advanced tools, SaaS solutions, or consulting services tailored for high-growth startups seeking scaling support.

Technology Adoption Priority The company’s diverse tech stack and active investment in AI-driven startups suggest a strong focus on cutting-edge technology. Sales prospects include providers of innovative AI, cybersecurity, and developer-centric platforms aiming to partner with or support these emerging companies.

Expanding Startup Community With over 4,500 portfolio companies and a reputation as a leading startup accelerator, Y Combinator is a gateway to numerous early-stage businesses. Engaging with YC’s startups offers a strategic route to establish long-term relationships and introduce scalable solutions early in their growth cycle.

Sector Diversification Investments in sectors such as fintech, AI, security, and risk management highlight a broad industry reach. This diversification allows for cross-sector sales opportunities in enterprise solutions, specialized software, and operational tools tailored to various verticals.

Financial Scale and Potential With a revenue range of up to 10 billion dollars and a large employee base, Y Combinator's network encompasses high-value clients and partners. Targeted offerings to these organizations could include enterprise-level services, data analytics, or platform integrations to support large-scale operations.

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
8%
FL@ycombinator.comJD@ycombinator.com
6%
Last@ycombinator.comDoe@ycombinator.com
3%

Frequently Asked Questions

Where is Y Combinator's headquarters located?

Minus sign iconPlus sign icon
Y Combinator's main headquarters is located at US. The company has employees across 6 continents, including North AmericaAsiaEurope.

What is Y Combinator's phone number?

Minus sign iconPlus sign icon
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?

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

What is Y Combinator's SIC code NAICS code?

Minus sign iconPlus sign icon
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?

Minus sign iconPlus sign icon
As of October 2025, Y Combinator has approximately 5.1K employees across 6 continents, including North AmericaAsiaEurope. Key team members include CEO: C. S.Chief Executive Officer: T. P.Chief Of Staff: R. L. B.. Explore Y Combinator's employee directory with LeadIQ.

What industry does Y Combinator belong to?

Minus sign iconPlus sign icon
Y Combinator operates in the Venture Capital and Private Equity Principals industry.

What technology does Y Combinator use?

Minus sign iconPlus sign icon
Y Combinator's tech stack includes GradleMatterMarkGoogle DriveDoorDashLinkedInHaskellX-Content-Type-OptionsFacebook.

What is Y Combinator's email format?

Minus sign iconPlus sign icon
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?

Minus sign iconPlus sign icon
Y Combinator was founded in 2005.
Y Combinator

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 4,500 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
US
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

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.