# Bill Gates

- Headquarters: United States


## Customers, suppliers and deals

- [Mainspring Energy](https://endata.com/companies/54899.md): invested in, 1×, latest 2021-05-04
- [EtaGen](https://endata.com/companies/29597.md): invested in, 1×, latest 2018-01-24

## Announcements (2)

- 2021-05-04: [Mainspring Energy raises $95M Series D for linear generator](https://endata.com/announcements/57892-mainspring-energy-raises-95m-series-d-for-linear-generator) (Investment · Menlo Park, California, United States · $95.0M)
- 2018-01-24: [EtaGen closes $83 million Series C round](https://endata.com/announcements/28201-etagen-closes-83-million-series-c-round) (Investment · Menlo Park, California, United States · $83.0M)

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.