Geo + Industry Hub
Artificial Intelligence Startups in United States
41 companies indexed with founder profiles, funding rounds, and hiring signals.
Related Geo and Industry Routes
Navigate from this geo+industry page to country news, stage hubs, and startup taxonomy pages.
Artificial Intelligence in United States: context for operators and investors
Geo + industry pages are useful when you need clarity on where a sector is actually gaining traction. This hub focuses only on Artificial Intelligence companies in United States, so comparisons are made between companies that share a similar market environment and regulatory context.
To complete the picture, pair this table with country directory, country news, and startup industry pages to benchmark both local execution and global category movement.
| Company | Founder | Funding | Last Round | Hiring |
|---|---|---|---|---|
| Safe Superintelligence | Safe Superintelligence Team | $1.00B | Series A Sequoia, Andreessen Horowitz, $1B Series A in 2024 | Open Roles |
| Cyera | Cyera Team | $300.00M | Series D Sequoia, Accel, $300M Series D in 2024, $3.0B valuation | Open Roles |
| Harvey | Harvey Team | $300.00M | Series E Sequoia, Kleiner Perkins, $300M Series E in 2025, $5.0B valuation | Open Roles |
| Ambience Healthcare | Ambience Healthcare Team | $243.00M | Series C Andreessen Horowitz, $243M Series C in 2025 | Open Roles |
| World Labs | World Labs Team | $230.00M | Series A Andreessen Horowitz, $230M Series A in 2024, $1.0B valuation | Open Roles |
| Codeium | Codeium Team | $150.00M | Series C Kleiner Perkins, $150M Series C in 2024, $1.2B valuation | Open Roles |
| Together | Together Team | $106.00M | Series A Kleiner Perkins, $106M Series A in 2024, $1.2B valuation | Open Roles |
| Tennr | Tennr Team | $101.00M | Series C Andreessen Horowitz, $101M Series C in 2025 | Open Roles |
| Hebbia | Hebbia Team | $100.00M | Series B Andreessen Horowitz, $100M Series B in 2024 | Open Roles |
| xAI | xAI Team | $6.00B | Series B Sequoia, Andreessen Horowitz, $6B Series B in 2024, $24.0B valuation | Open Roles |
| Adaptive Security | 3x Founders, previously Attentive ($7B) and TapCommerce (acq by Twitter) | $81.00M | Series B Andreessen Horowitz, OpenAI, NVIDIA, Bain Capital Ventures, $81M Series B in 2025 | Open Roles |
| Ambience | Ambience Team | $70.00M | Series B Kleiner Perkins, $70M Series B in 2024 | Open Roles |
| Captions | Captions Team | $60.00M | Series C Sequoia, Kleiner Perkins, Andreessen Horowitz, $60M Series C in 2024, $500M valuation | Open Roles |
| HeyGen | HeyGen Team | $60.00M | Series B Benchmark, $60M Series B in 2024 | Open Roles |
| S0cure | S0cure Team | $550.00M | Series E Accel, $550M Series E in 2021, $4.5B valuation | Open Roles |
| Graphite | Graphite Team | $52.00M | Series B Andreessen Horowitz, Accel, $52M Series B in 2025 | Open Roles |
| Ema | Ema Team | $50.00M | Series A Accel, $50M Series A in 2024 | Open Roles |
| Nooks | Nooks Team | $43.00M | Series B Kleiner Perkins, $43M Series B in 2024 | Open Roles |
| Vivodyne | Vivodyne Team | $40.00M | Series A Khosla Ventures, $40M Series A in 2025 | Open Roles |
| Pika | Pika Team | $35.00M | Series A Lightspeed, $35M Series A in 2023, $200M valuation | Open Roles |
| Slingshot AI | Slingshot AI Team | $30.00M | Seed Andreessen Horowitz, $30M Seed in 2024 | Open Roles |
| Fireworks AI | Fireworks AI Team | $25.00M | Series A Benchmark, $25M Series A in 2024 | Open Roles |
| Allium | Allium Team | $21.00M | Series A Kleiner Perkins, $21M Series A in 2024 | Open Roles |
| Blossom | Blossom Team | $20.00M | Series A Headline, Village Global, Operator Partners, Correlation Ventures, Founder of General Catalyst, $20M Series A in 2025 | Open Roles |
| Ataraxis | Ataraxis Team | $20.00M | Series A Founders Fund, $20M Series A in 2025 | Open Roles |
| Observe.AI | Observe.AI Team | $123.00M | Series B Y Combinator, $123M Series B in 2020 | Open Roles |
| People.ai | People.ai Team | $100.00M | Series D Andreessen Horowitz, Y Combinator, $100M Series D in 2021, $1.1B valuation | Open Roles |
| Domino Data Lab | Domino Data Lab Team | $100.00M | Series F Sequoia, $100M Series F in 2021, $450M valuation | Open Roles |
| HyperScience | HyperScience Team | $100.00M | Series E Bessemer, $100M Series E in 2021 | Open Roles |
| Harmonic | Harmonic Team | $75.00M | Series A Sequoia, $75M Series A in 2024 | Open Roles |
| Fathom | Fathom Team | $46.00M | Series B Founders Fund, $46M Series B in 2022 | Open Roles |
| Cape Analytics | Cape Analytics Team | $44.00M | Series C Khosla Ventures, $44M Series C in 2021 | Open Roles |
| Clay | Clay Team | $40.00M | Series B Sequoia, $40M Series B in 2025, $1.3B valuation | Open Roles |
| Air Space Intelligence | Air Space Intelligence Team | $34.00M | Series B Andreessen Horowitz, $34M Series B in 2023, $300M valuation | Open Roles |
| Vocode | Vocode Team | $3.00M | Seed Accel, Y Combinator, $3M Seed in 2024 | Open Roles |
| Robust Intelligence | Robust Intelligence Team | $30.00M | Series B Sequoia, $30M Series B in 2021 | Open Roles |
| Listen Labs | Listen Labs Team | $27.00M | Series A Sequoia, $27M Series A in 2025 | Open Roles |
| LangChain | LangChain Team | $25.00M | Series A Sequoia, Benchmark, $25M Series A in 2024, $200M valuation | Open Roles |
| Cognition | Cognition Team | $21.00M | Series A Founders Fund, $21M Series A in 2024 | Open Roles |
| Squint | Squint Team | $13.00M | Series A Sequoia, $13M Series A in 2023 | Open Roles |
| lexion.ai | lexion.ai Team | $11.00M | Series A Khosla Ventures, $11M Series A in 2021 | Open Roles |