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Y Combinator

Privately Held
+3
ycombinator.com
Venture Capital And Private Equity Principals2,700+ employeesFounded 2005🇨🇦 Canada

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.

Founded
2005
Employees
2,700+
Industry
Venture Capital And Private Equity Principals
Company type
Privately Held
Headquarters
🇨🇦335 Pioneer Way, Mountain View, California, United States (+2)
Specialties
EducationInformation Technology & ServicesVenture Capital & Private EquityVenture Capital And Private Equity Principals
4 / 13
Active markets
United States · United Kingdom · India
1
New markets
Brazil
Medium
Confidence
mostly early signals
0%
Momentum
vs prior period
39 / 100
Expansion Score
Developing
Stages6Exploring1Investing6Landing
6 signals · Last 90 days

Global expansion

Live
United StatesUnited KingdomIndia
Stages
ExploringInvestingLandingOperating
+10more marketsLocked
3 of 13 shown

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Activity pulse

New Marketing & PR activity — 1 fresh signal just appeared.

Last 90 days
Hiring
3-50%
Hiring
Marketing & PR
1New
News / PR
Product & Tech
1Ended
Product launch
+2more categoriesLocked
3 of 5 shown

Market entry timeline

The order this company entered each market — oldest to newest

1
🇺🇸United States1st market entered · 2015Advancing
Landing
18 signalsLanding stage
2
🇬🇧United Kingdom2nd market entered · 2025Advancing
Investing
5 signalsInvesting stage
3
🇮🇳India3rd market entered · 2025Advancing
Exploring
5 signalsExploring stage
+10more marketsLocked
3 of 13 shown
Current stageLandingSetting up on the ground
Confidence48%Medium
Tracking since2015first signal

Recent signals

News / PR🇧🇪 Belgium5d ago

Funny AI Agent Nicknames Discussion

Exec move🇬🇧 United Kingdom2w ago

Head Management

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Good to know

Frequently Asked Questions Regarding Y Combinator

Quick answers about Y Combinator's business, markets, and growth signals.

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.

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