# Alion - **Question**: Who invests in AI startups? - **Answer**: 1,295 investors hold three or more AI startups each, 11,580 portfolio startups in all. The most active here are Y Combinator (1466), Techstars (672) and Plug and Play (609). 193 of them are accelerators. - **Sector**: AI - **Investors**: 1295 - **Portfolio startups**: 11580 ## List - [Y Combinator](https://alion.io/company/y-combinator) — Type: Accelerator; Based in: United States; Startups here: 1466; Portfolio rounds 12m: 256; Latest activity: 2026-10-30 - [Techstars](https://alion.io/company/techstars) — Type: Accelerator; Based in: United States; Startups here: 672; Portfolio rounds 12m: 98; Latest activity: 2026-11-06 - [Plug and Play](https://alion.io/company/plug-and-play) — Type: Accelerator; Based in: United States; Startups here: 609; Portfolio rounds 12m: 152; Latest activity: 2026-11-04 - [Antler](https://alion.io/company/antler) — Type: Accelerator; Based in: Singapore; Startups here: 270; Portfolio rounds 12m: 52; Latest activity: 2026-11-02 - [500 Global](https://alion.io/company/500-global) — Type: Accelerator; Based in: United States; Startups here: 222; Portfolio rounds 12m: 35; Latest activity: 2026-10-21 - [Andreessen Horowitz](https://alion.io/company/andreessen-horowitz) — Type: Venture capital; Based in: United States; Startups here: 214; Portfolio rounds 12m: 101; Latest activity: 2026-11-07 - [Insight Partners](https://alion.io/company/insight-partners) — Type: Venture capital; Based in: United States; Startups here: 204; Portfolio rounds 12m: 82; Latest activity: 2026-11-07 - [Soma Capital](https://alion.io/company/soma-capital) — Type: Venture capital; Based in: United States; Startups here: 197; Portfolio rounds 12m: 62; Latest activity: 2026-11-07 - [Lightspeed Venture Partners](https://alion.io/company/lightspeed-venture-partners) — Type: Venture capital; Based in: United States; Startups here: 159; Portfolio rounds 12m: 84; Latest activity: 2026-11-02 - [General Catalyst](https://alion.io/company/generalcatalyst) — Type: Venture capital; Based in: United States; Startups here: 152; Portfolio rounds 12m: 122; Latest activity: 2026-11-02 - [Entrepreneur First](https://alion.io/company/entrepreneur-first) — Type: Accelerator; Based in: United Kingdom; Startups here: 148; Portfolio rounds 12m: 58; Latest activity: 2026-10-28 - [Accel](https://alion.io/company/accel-com) — Type: Venture capital; Based in: United States; Startups here: 143; Portfolio rounds 12m: 83; Latest activity: 2026-10-27 - [Sequoia Capital](https://alion.io/company/sequoia-capital) — Type: Venture capital; Based in: United States; Startups here: 131; Portfolio rounds 12m: 92; Latest activity: 2026-11-07 - [GV](https://alion.io/company/gv-2) — Type: Venture capital; Based in: United States; Startups here: 129; Portfolio rounds 12m: 56; Latest activity: 2026-10-15 - [Bessemer Venture Partners](https://alion.io/company/bessemer-venture-partners) — Type: Venture capital; Based in: United States; Startups here: 120; Portfolio rounds 12m: 69; Latest activity: 2026-10-23 - [Endeavor](https://alion.io/company/endeavor-3) — Type: Accelerator; Based in: United States; Startups here: 119; Portfolio rounds 12m: 54; Latest activity: 2026-10-23 - [NEA](https://alion.io/company/nea-3) — Type: Venture capital; Based in: United States; Startups here: 117; Portfolio rounds 12m: 37; Latest activity: 2026-10-14 - [Index Ventures](https://alion.io/company/index-ventures) — Type: Venture capital; Based in: United Kingdom; Startups here: 92; Portfolio rounds 12m: 70; Latest activity: 2026-10-15 - [Felicis](https://alion.io/company/felicis) — Type: Venture capital; Based in: United States; Startups here: 92; Portfolio rounds 12m: 34; Latest activity: 2026-11-07 - [Menlo Ventures](https://alion.io/company/menlo-ventures) — Type: Venture capital; Based in: United States; Startups here: 89; Portfolio rounds 12m: 45; Latest activity: 2026-10-21 - [a16z speedrun](https://alion.io/company/a16z-speedrun) — Type: Accelerator; Startups here: 87; Portfolio rounds 12m: 19; Latest activity: 2026-09-16 - [Seedcamp](https://alion.io/company/seedcamp) — Type: Accelerator; Based in: United Kingdom; Startups here: 85; Portfolio rounds 12m: 61; Latest activity: 2026-11-02 - [Kleiner Perkins](https://alion.io/company/kleiner-perkins) — Type: Venture capital; Based in: United States; Startups here: 84; Portfolio rounds 12m: 47; Latest activity: 2026-11-06 - [Abstract Ventures](https://alion.io/company/abstract-com) — Type: Venture capital; Based in: United States; Startups here: 78; Portfolio rounds 12m: 34; Latest activity: 2026-11-04 - [Coatue](https://alion.io/company/coatue) — Type: Venture capital; Based in: United States; Startups here: 76; Portfolio rounds 12m: 35; Latest activity: 2026-11-07 - [SFC Capital](https://alion.io/company/sfc-capital) — Type: Venture capital; Based in: United Kingdom; Startups here: 75; Portfolio rounds 12m: 80; Latest activity: 2026-10-07 - [Battery Ventures](https://alion.io/company/battery-ventures) — Type: Venture capital; Based in: United States; Startups here: 75; Portfolio rounds 12m: 36; Latest activity: 2026-11-03 - [Pear VC](https://alion.io/company/pear-vc) — Type: Venture capital; Based in: United States; Startups here: 72; Portfolio rounds 12m: 24; Latest activity: 2026-10-29 - [Entrepreneurs Roundtable Accelerator](https://alion.io/company/entrepreneurs-roundtable-accelerator) — Type: Accelerator; Based in: United States; Startups here: 70; Portfolio rounds 12m: 9; Latest activity: 2026-10-20 - [E14 Fund](https://alion.io/company/e14) — Type: Venture capital; Based in: United States; Startups here: 68; Portfolio rounds 12m: 18; Latest activity: 2026-10-28 - [Redpoint Ventures](https://alion.io/company/redpoint-ventures) — Type: Venture capital; Based in: United States; Startups here: 66; Portfolio rounds 12m: 41; Latest activity: 2026-11-07 - [Hub71](https://alion.io/company/hub71) — Type: Accelerator; Based in: United Arab Emirates; Startups here: 66; Portfolio rounds 12m: 18; Latest activity: 2026-10-07 - [Madrona Venture Group](https://alion.io/company/madrona) — Type: Venture capital; Based in: United States; Startups here: 65; Portfolio rounds 12m: 27; Latest activity: 2026-11-07 - [SOSV](https://alion.io/company/sosv) — Type: Accelerator; Based in: United States; Startups here: 64; Portfolio rounds 12m: 36; Latest activity: 2026-11-05 - [Founders Factory](https://alion.io/company/founders-factory) — Type: Accelerator; Based in: United Kingdom; Startups here: 63; Portfolio rounds 12m: 25; Latest activity: 2026-10-07 - [South Park Commons](https://alion.io/company/south-park-commons) — Type: Accelerator; Based in: United States; Startups here: 63; Portfolio rounds 12m: 22; Latest activity: 2026-10-21 - [Phoenix Court](https://alion.io/company/phoenixcourt) — Type: Venture capital; Based in: United Kingdom; Startups here: 61; Portfolio rounds 12m: 65; Latest activity: 2026-10-07 - [Silicon Valley Investclub](https://alion.io/company/silicon-valley-investclub) — Type: Accelerator; Startups here: 60; Portfolio rounds 12m: 47; Latest activity: 2026-11-07 - [DCVC](https://alion.io/company/dcvc) — Type: Venture capital; Based in: United States; Startups here: 59; Portfolio rounds 12m: 28; Latest activity: 2026-11-05 - [Speedinvest](https://alion.io/company/speedinvest) — Type: Venture capital; Based in: Austria; Startups here: 58; Portfolio rounds 12m: 30; Latest activity: 2026-11-07 --- [Page](https://alion.io/startup-investors/sector/ai) · [JSON](https://alion.io/startup-investors/sector/ai.json) Source: Alion (alion.io), 2026-11-09. 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