AI-native applications
Sierra holds 392,239 leased square feet in San Francisco on the public record
Sierra has 3 San Francisco locations as of October 2026, 2 of them in Financial District/South Beach. 2 have a published size; the other 1 count as zero, so the total is a minimum. Rank 3 of 47 by observed square feet.
- Leased square feet where public
- 392,239
- Locations, October 2026
- 3
- First recorded presence
- June 2023
- Rank by observed SF
- 3 of 47
Footprint
Observed square feet held, month by month
The line steps up when a deal is reported and steps down when a location's registration closes. The first deal with a public figure is a lease of 41,104 square feet at 235 2nd Street, reported in July 2024.
Source: DataSF business registrations and DBI permits, SEC filings, press. Observed square feet only. Logos are trademarks of their owners.
View data table
| From | Observed SF |
|---|---|
| January 2019 | 0 |
| April 2026 | 41,104 |
| September 2026 | 392,239 |
Locations
Sierra’s San Francisco locations, October 2026
| Address | Neighborhood | Recorded from | Observed SF | Type | Map | Sources |
|---|---|---|---|---|---|---|
| 185 Berry Street | Mission Bay | March 2026 | 351,135 | Lease signed | On the map | Link |
| 235 2nd Street | Financial District/South Beach | April 2026 | 41,104 | Lease signed | On the map | Link 1Link 2Link 3 |
| 215 2nd Street | Financial District/South Beach | June 2023 | No public figure | On the map |
Source: DataSF business registrations and DBI permits, SEC filings, press. Observed square feet only. "Recorded from" is the date of the registration or the press report of a signing, not a move-in date.
| Address | Recorded from | Ended | Observed SF |
|---|---|---|---|
| 150 Sutter Street | April 2023 | December 2025 |
Lease tape
Leases and subleases with public square feet
Square feet as each source states them. An expansion that restates a location's total shows as a second row at the same address.
Same buildings
Other AI companies in Sierra’s buildings
- Artos, 185 Berry Street
Part of San Francisco AI tenants, a register of 223 AI companies at 271 locations built from public records. See the full leaderboard, the interactive map and the methodology.
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Company names and logos are trademarks of their owners and are shown only to identify them.