The rounds this investor is named on, who it invests beside, and where it shows up.
Named on 7 rounds in the feed, most often in AI.
645 Ventures is a New York and San Francisco-based early-stage venture firm that invests in exceptional founders with purity of motivation, earned secrets, and non-consensus thinking.
Venture capitalNew York and San Francisco, USA645ventures.comRounds from 2015-02-09 to 2026-10-13
| Company | Round | Amount | Announced | Role |
|---|---|---|---|---|
Lightsprint Software Factory for Product Teams | Seed Verified against 4 of 6 sources | $6.1M | 2026-10-13 | [ LEAD ] |
Gimlet Labs Runs a disaggregated AI inference cloud that spreads workloads across heterogeneous hardware to deliver fast, high-throughput inference. | Series B Verified against 1 of 7 sources | $300M |
| 2026-09-04 |
| [ PART ] |
General Compute General Compute offers an inference cloud service designed to provide ultra-fast token processing for AI applications, targeting developers and enterprises needing custom AI infrastructure. | Series A Developing, 118 sources | $100M | 2026-06-16 | [ PART ] |
Strella The AI-powered Customer Research Platform | Series A Verified against 1 source[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it. | $14M | 2025-10-16 | [ PART ] |
True Anomaly An in-space defense firm | Series C Verified against 1 source[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it. | $260M | 2025-04-30 | [ PART ] |
True Anomaly An in-space defense firm | Series B Verified against 1 source[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it. | $100M | 2023-12-12 | [ PART ] |
Alice A security company focused on testing AI models and agents against adversarial attacks | Seed Verified against 1 source[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it. | $3M | 2015-02-09 | [ PART ] |