Business location
Black Think Tank
This listing describes a business location. Location dates are not company formation dates.
Record reference date: October 18, 2026. Details may be incomplete or outdated.
- Record type
- Business location
- Record identifier
- 0187998-02-001-0187998
- Status
- Location Ended
- City
- San Francisco
- State or territory
- California
- Address
- 1801 Bush St #131
- Postal code
- 94109
- Location start
- August 1, 2012
- Location identifier
- 0187998-02-001-0187998
- Ownership name (as reported)
- Hare Nathan
- DBA name
- Black Think Tank
- Location end (reported value)
- 06/30/2019
Names and reported roles
Roles are shown as reported. Agents, officers and principals are not automatically owners.
Business names
- DBA name
- Black Think Tank
Ownership names (as reported)
- Ownership name (as reported)
- Hare Nathan
Download business record (JSON)
Directory details
Identifiers
- Business Account
- 0187998
- Location
- 0187998-02-001
Names
- Ownership As Reported
- Hare Nathan
- Dba
- Black Think Tank
Addresses
- Business · Text
- 1801 Bush St #131
- Business · City
- San Francisco
- Business · Region
- CA
- Business · Postal Code
- 94109
Dates
- Business Start
- 1989-01-01
- Business End
- 2019-06-30
- Location Start
- 2012-08-01
- Location End
- 2019-06-30
Location
- Administratively Closed
- Yes
Taxes
- Parking Tax Reported
- No
- Transient Occupancy Tax Reported
- No
Geography
- Reported Point
- {"longitude":-122.4272295,"latitude":37.787508}
- Supervisor District
- 5
- Neighborhood
- Pacific Heights
All reported fields
Other reported details
- Uniqueid
- 0187998-02-001-0187998
- Certificate number
- 0187998
- Ttxid
- 0187998-02-001
- Dba start date
- 01/01/1989
- Dba end date
- 06/30/2019
- Administratively closed
- ***Administratively Closed
- Parking tax
- false
- Transient occupancy tax
- false
- Supervisor district
- 5
- Neighborhoods analysis boundaries
- Pacific Heights
- Data as of
- 2026/10/18 12:00:00 AM
- Data loaded at
- 2026/10/18 04:12:51 AM
- Current Supervisor Districts
- 11
- Analysis Neighborhoods
- 30
- Neighborhoods
- 101
- SF Find Neighborhoods
- 101
- Current Police Districts
- 4
Names and reported roles
- Ownership name (as reported)
- Hare Nathan
- Dba name
- Black Think Tank
Addresses and locations
- Full business address
- 1801 Bush St #131
- City
- San Francisco
- State
- CA
- Business zip
- 94109
- Location start date
- 08/01/2012
- Location end date
- 06/30/2019
- Location
- POINT (-122.4272295 37.787508)