# Incubators and accelerators based in United States (2026 list)

> 828 incubators and accelerators based in United States, 8% active in the last 12 months. Led by Y Combinator, Plug and Play, MassChallenge.

Source: https://millionrounds.com/lists/incubators-accelerators-based-in-united-states (Millionrounds; every figure on the page links to its filing or article)

[Investor Lists](https://millionrounds.com/lists)

# Incubators and accelerators based in United States

Updated 7 November 2026

Incubators and accelerators headquartered in United States.

[See all 828 *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fincubators-accelerators-based-in-united-states)The top 25

**828** investors on the list No change this week

**1,824** cheques in 12 months *-26%* against the market

**$2.3M** median round they joined *-71%* against the market median

**8%** wrote a cheque in 12 months

**3%** have led a round

## The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (23)

- 1 [Y Combinator](https://millionrounds.com/fund/y-combinator) *Deploying now* Accelerator · United States **6,412** **$3M** median round **Oct 2026** last seen
- 2 [Plug and Play](https://millionrounds.com/fund/plug-and-play) *Deploying now* Accelerator · United States **1,561** **$5M** median round **Nov 2026** last seen
- 3 [MassChallenge](https://millionrounds.com/fund/masschallenge) *Deploying now* Accelerator · United States **984** **$1.8M** median round **Sept 2026** last seen
- 4 [Google for Startups](https://millionrounds.com/fund/google-for-startups) *Deploying now* Accelerator · United States **811** **$1.4M** median round **Sept 2026** last seen
- 5 [Neo](https://millionrounds.com/fund/neo) *Deploying now* Accelerator · United States **364** **$5.5M** median round **Nov 2026** last seen
- 6 [Alchemist Accelerator](https://millionrounds.com/fund/alchemist-accelerator) *Deploying now* Accelerator · United States **284** **$2.3M** median round **Sept 2026** last seen
- 7 [In-Q-Tel](https://millionrounds.com/fund/iqt) *Deploying now* Accelerator · United States **273** **$20M** median round **Nov 2026** last seen
- 8 [Berkeley SkyDeck](https://millionrounds.com/fund/berkeley-skydeck) *Deploying now* Accelerator · United States **231** **$2M** median round **Oct 2026** last seen
- 9 [Founder Institute](https://millionrounds.com/fund/founder-institute-montreal) *Deploying now* Accelerator · United States **222** **$129K** median round **May 2026** last seen
- 10 [VentureOut](https://millionrounds.com/fund/ventureout) *Deploying now* Accelerator · United States **202** **$1.6M** median round **Jun 2026** last seen
- 11 [Cleantech Open](https://millionrounds.com/fund/cleantech-open) *Deploying now* Accelerator · United States **165** **$1.1M** median round **Sept 2026** last seen
- 12 [MedTech Innovator](https://millionrounds.com/fund/medtech-innovator) *Deploying now* Accelerator · United States **160** **$2.8M** median round **Sept 2026** last seen
- 13 [Google](https://millionrounds.com/fund/google-assistant-investments) *Deploying now* Accelerator · United States **154** **$40M** median round **Nov 2026** last seen
- 14 [South Park Commons](https://millionrounds.com/fund/south-park-commons) *Deploying now* Accelerator · United States **153** **$7.8M** median round **Nov 2026** last seen
- 15 [ATDC](https://millionrounds.com/fund/atdc) quiet Accelerator · United States **151** **$3.3M** median round **Jan 2014** last seen
- 16 [AngelPad](https://millionrounds.com/fund/angelpad) quiet Accelerator · United States **142** **$20M** median round **Dec 2019** last seen
- 17 [Expert Dojo](https://millionrounds.com/fund/expert-dojo) *Deploying now* Accelerator · United States **136** **$600K** median round **Aug 2026** last seen
- 18 [Village Capital](https://millionrounds.com/fund/village-capital) *Deploying now* Accelerator · United States **129** **$2.3M** median round **Jul 2026** last seen
- 19 [Luminate](https://millionrounds.com/fund/luminate-accelerator) *Deploying now* Accelerator · United States **127** **$5.3M** median round **Sept 2026** last seen
- 20 [Obvious Ventures](https://millionrounds.com/fund/obvious-ventures) *Deploying now* Accelerator · United States **124** **$20M** median round **Nov 2026** last seen
- 21 [Borderless Capital](https://millionrounds.com/fund/borderless-capital) *Deploying now* Accelerator · United States **120** **$4.5M** median round **Oct 2026** last seen
- 22 [SVG Ventures](https://millionrounds.com/fund/svg-ventures) *Deploying now* Accelerator · United States **119** **$1.6M** median round **Sept 2026** last seen
- 23 [Amino Capital](https://millionrounds.com/fund/amino-capital) *Deploying now* Accelerator · United States **114** **$4.3M** median round **Sept 2026** last seen
- 24 [HAX](https://millionrounds.com/fund/hax) *Deploying now* Accelerator · United States **109** **$2M** median round **Sept 2026** last seen
- 25 [SixThirty](https://millionrounds.com/fund/sixthirty) *Deploying now* Accelerator · United States **108** **$5.5M** median round **Sept 2026** last seen

**803 more on this list**

All 828 are in the app, with filters for stage, sector and market. A free account shows 10 per search, Pro up to 1,000.

[See the whole list *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fincubators-accelerators-based-in-united-states)

## The Newest Cheques

Rounds this list's investors joined most recently

- **7** Nov **[LionBio Therapeutics](https://millionrounds.com/company/lionbio-therapeutics)** Pre-seed · $6M *With* [South Park Commons](https://millionrounds.com/fund/south-park-commons)
- **6** Nov **[Humble Robotics](https://millionrounds.com/company/humble-robotics)** Series A · $51M *Led by* [Obvious Ventures](https://millionrounds.com/fund/obvious-ventures)
- **6** Nov **[Ocient](https://millionrounds.com/company/ocient)** Series C · $100M *With* [In-Q-Tel](https://millionrounds.com/fund/iqt)
- **5** Nov **[Nyquis](https://millionrounds.com/company/nyquis)** Seed · $6.3M *Led by* [South Park Commons](https://millionrounds.com/fund/south-park-commons)
- **5** Nov **[Venomics AI](https://millionrounds.com/company/venomics-ai)** Pre-seed · $2.7M *Led by* [South Park Commons](https://millionrounds.com/fund/south-park-commons)
- **4** Nov **[Lazarus AI](https://millionrounds.com/company/lazarus-ai)** $43M *With* [Plug and Play](https://millionrounds.com/fund/plug-and-play)

## Stages This Year

1,746 rounds

- Venture **26%**
- Seed **20%**
- Pre-seed **17%**
- Series A **16%**
- Series B **5%**
- Other **16%**

## What They Backed

Sectors, last 12 months

- AI **864**
- Fintech **111**
- Big Data & Analytics **108**
- Healthcare **94**
- Biotech **68**
- Financial Services **56**

## Cheques by Quarter

Led Joined

652 Q1 25

632 Q2 25

690 Q3 25

653 Q4 25

602 Q1 26

510 Q2 26

361 Q3 26

85 Q4 26

The last bar is the quarter still running.

## Lists Like This

- [VC firms based in United States 25,936](https://millionrounds.com/lists/vc-firms-based-in-united-states)
- [PE firms based in United States 19,904](https://millionrounds.com/lists/pe-firms-based-in-united-states)
- [VC firms based in United Kingdom 2,451](https://millionrounds.com/lists/vc-firms-based-in-united-kingdom)
- [VC firms based in China 1,473](https://millionrounds.com/lists/vc-firms-based-in-china)
- [VC firms based in India 1,309](https://millionrounds.com/lists/vc-firms-based-in-india)
- [VC firms based in Canada 1,211](https://millionrounds.com/lists/vc-firms-based-in-canada)
- [VC firms based in Germany 1,186](https://millionrounds.com/lists/vc-firms-based-in-germany)
- [PE firms based in United Kingdom 974](https://millionrounds.com/lists/pe-firms-based-in-united-kingdom)
- [VC firms based in Australia 784](https://millionrounds.com/lists/vc-firms-based-in-australia)

[All investor lists *→*](https://millionrounds.com/lists)

## Quick answers about incubators and accelerators based in United States

### Who are the most active incubators and accelerators based in United States?

By cheques observed, the most active are Y Combinator, Plug and Play, MassChallenge, Google for Startups and Neo.

### How many incubators and accelerators based in United States are there?

828 are on record. 8% made an investment in the last 12 months and 3% have led a round.

### Which stages do incubators and accelerators based in United States back?

Of the rounds with a named stage in the last 12 months, mostly Seed (28%) and Pre-seed (24%).

### How big are the rounds incubators and accelerators based in United States join?

The typical (median) round among the leading investors here is $3M.

### Which sectors do incubators and accelerators based in United States back most?

In the last 12 months, mostly AI, Fintech and Big Data & Analytics.

### Which incubators and accelerators based in United States lead the most rounds?

Obvious Ventures (14 led), Y Combinator (11 led) and Google (3 led).

### What have incubators and accelerators based in United States invested in recently?

Recent rounds include LionBio Therapeutics (Pre-seed, Nov 2026, with South Park Commons), Humble Robotics (Series A, Nov 2026, with Obvious Ventures) and Ocient (Series C, Nov 2026, with In-Q-Tel).

### How is this list of incubators and accelerators based in United States ranked?

By cheques observed, from the rounds and filings we watched, and never by anything anyone paid for. It is rebuilt every night.

Built from the rounds we watched, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections)