400 Bay Street

1. September 7, 1961

   The Office of the Assessor-Recorder photographed the property for tax assessment. Back Stage and West Coast Sea Food Co were at the address.

   Assessor-Recorder Photographs (SFP 23), San Francisco Public Library
2. Feb 1989

   Underpinning work, re #8813740-s.

   Cancelled Permit 8902691 $$$ $1
3. May 2001

   Construct new partitions upgrade baths for hc access new electrical, lt fixt to fluorecent.

   Expired Permit 200105078512 $$$ $5,000
4. Mar 2011

   Tenant improvement to convert existing retail for ross. new front doors, ndw partitoins, n hvac on roof, structural infill of e openings on 2nd fl ecalator opening to close off by 30% slab, new lighting, restrooms.

   Complete Permit 201103313251 $$$ $750,000
5. May 2011

   Demolition of all interior non structural elements only as per plan. space to remain vacant, demolition per ab-017.

   Complete Permit 201105186306 $$$ $10,000
6. Jun 2011

   Revision to permit application 2011-0331-3251-added womens fitting room & office to 1st fl, this includes new walls, finishes, lighting & ductwork. revised layout of 2nd floor unisex fitting rooms. these revisions include modifications to lighting, walls & ductwork.

   Complete Permit 201106289050 $$$ $22,000
7. Jun 2011

   Add and or relocate 99 fire sprinklers.

   Cancelled Permit 201106299134 $$$ $18,800
8. Jul 2011

   New fire alarm system-1 fire alarm control unit, 1 remote annunciator, 1 manual pull station, 72 smoke detectors, 11 i/o modules, 1 control relay, 11 horn/strobes, 11 strobes.

   Complete Permit 201107119831 $$$ $37,000
9. Jul 2011

   1st. & 2nd. floors: add &/or relocate 99 fire sprinklers.

   Complete Permit 201107180413 $$$ $18,800
10. Jul 2011

    Installation of conveyor and vertical lift movement of material only. no people. no ada req'd per 1103b.1 except 1.

    Complete Permit 201107210705 $$$ $112,000
11. Dec 2015

    To demolish 1 story restaurant building. ** maher: n/a **.

    Approved Permit 201512185540 $$$ $15,000
12. Feb 2016

    To erect 4 stories of 13 dwelling units, with roof deck.

    Issued Permit 201602129550 $$$ $3,500,000
13. Apr 2016

    To remove the asbestos & lead in the property. n/a for maher.

    Complete Permit 201604013740 $$$ $10,000
14. May 2019

    Temporary retaining wall design for shoring and underpinning of adjacent bld located at 416 bay st. (arc apartments) for new hotel construction ref 201602129550.

    Issued Permit 201905029562 $$$ $20,000
15. May 2019

    Temporary retaining wall design for shoring and underpinning of adjacent bld located at 425 north point t (hotel zoe)for new hotel construction ref 201602129550.

    Issued Permit 201905029564 $$$ $20,000
16. Dec 2025

    Altered site permit to issued site permit application 201602129550-s. eliminate basement & occupancies a-2 on ground floor & b on 4th floor. hotel room count increase from 13 to 16. building length increase on 2nd to 4th floor along mason st. no change to ground floor gross area. enclosed occ gross area decreased.

    Issued Permit 202511200084 $$$ $1

2 nominal $1 street-space or sidewalk permits are omitted from the timeline.