- Role: Microsoft executive; information flow into Epstein’s orbit.
- Documentary footprint: Sinofsky’s internal Microsoft farewell email forwarded to Epstein via Melanie Walker; Sinofsky later forwards Drokova/Day One Ventures article to Epstein.
[Doc: [EFTA0197711](https://www.justice.gov/epstein/files/DataSet%209/EFTA0197711.pdf)8]; [Doc: HO_020143]; [Doc: HO_021096]
- What this shows: Microsoft C‑suite communications reaching Epstein through Walker/Sinofsky chain.