2–98 Henry Adams Street

1. 1915

   Built as the Dunham, Carrigan & Hayden Co. warehouse, designed by Leo J. Devlin, with brick used for the exterior work.

   Showplace Square / Northeast Mission Historic Resource Survey, adopted 2011
2. 1970

   Bought by Henry Adams and converted into the San Francisco Design Center, the first of the conversions that gave Showplace Square its name.

   Showplace Square / Northeast Mission Historic Resource Survey, adopted 2011
3. Mar 1982

   Additions alterations or repairs.

   Complete Permit 8201643 $$$ $132,000
4. Oct 1997

   Umb seismjic upgrade structural.

   Expired Permit 9720363 $$$ $1,400,000
5. May 2002

   Expansion /remodel existing furniture showrm. some sprinkler modifications required. all interior work.

   Complete Permit 200205096196 $$$ $400,000
6. Mar 2017

   Demolition only including existing non load bearing partitions, doors, lighting, finish flooring. no structural work involved. disabled access work related to this construction is being done under app#201610079829. n/a for maher.

   Complete Permit 201703151504 $$$ $500,000
7. Jun 2018

   Construction of electrical risers from ground fl to central building core electrical & telecomrooms on 4th & 5th fls; new mechanical rooftop units and duct shafts connecting to 4th & 5th fl. mep included. this permit is submitted under ab-017 unoccupied space. conduit through 1, 2, 3rd floor.

   Complete Permit 201806152036 $$$ $2,000,000
8. Jun 2018

   Construction of new south restroom core on 4th and 5th floors. remodel north restroom core on 4th & 5th floor. mepk included. this permit is submitted under ab-017 unoccupied space. n/a for maher.

   Cancelled Permit 201806152063 $$$ $200,000
9. Jun 2018

   Demolition of interior finishes, casework, ceiling assembly and light fixtures and non load bearing partitions only. submitted under ab-107 for unoccupied spaces. tenant improvement and life safety/sprinklers under sep permit maher na.

   Complete Permit 201806293361 $$$ $150,000
10. Sep 2018

    Elevator retrofit demolition of existing elevator system & shaft, new elevator. new elevator lobby. new roof, new walkway pad. curbs, new roof deck. new penthouse interior stairs.

    Complete Permit 201809139936 $$$ $1,200,000
11. Nov 2018

    Fit out of 4th fl. space with speculative suite walls, millwork, mechanical and electrical systems. n/a for maher.

    Cancelled Permit 201811135652 $$$ $1,500,000
12. Dec 2018

    Interior tenant improvement of partial 5th floor including partitions, millwork and finishes. m.e.p and life safety under separate permit.

    Cancelled Permit 201812128104 $$$ $1,500,000
13. Feb 2019

    Renovation of tenant space (floors 1 & 2m) and lobby. includes the expansion of the existing level 1 toilet core, adding two designated ada, unisex toilet rooms. relocate stairs. no exteriors work. no refacing frams, mulions or glazing at window.

    Complete Permit 201902062284 $$$ $650,000
14. Feb 2019

    Construction of new south restroom core on floors 4 and 5. remodel north restroom core on floors 4 and 5. permit submitted under ab-017, unoccupied space. fire/life safety under sep permit.

    Complete Permit 201902112616 $$$ $200,000
15. May 2019

    Partial tear-off. install 1/4" dens deck and attach 60 mil sarnafil s327 reflective gray roofing system.

    Complete Permit 201905241679 $$$ $675,000
16. May 2019

    Gr fl showroom renovation including new partitons, electrical, plumbing, interior storefront.

    Issued Permit 201905281770 $$$ $500,000
17. Sep 2019

    4th fl - interior construction of new non-load bearing partitions, glazing, doors, millwork. fire life safety and mep will be deferred submittal.maher n/a.

    Issued Permit 201909111373 $$$ $150,244
18. Sep 2019

    5th fl - interior construction of new non-load bearing partitions, glazing, doors, millwork. fire life safety and mep will be deferred submittal.

    Issued Permit 201909111376 $$$ $150,244
19. Oct 2019

    L5 - 5th fl "a bay" interior construction, new non load bearing partitions, glazing, doors, millwork, lighting, mep.

    Issued Permit 201910073779 $$$ $1,610,000
20. Oct 2019

    Level 5 - deferred mep submittal for pa 2019-0911-1376.

    Issued Permit 201910185001 $$$ $5,000
21. Oct 2019

    Level 4 - deferred mep submittal for pa 2019-0911-1373.

    Issued Permit 201910185002 $$$ $5,000
22. Sep 2020

    T.i.: new example toilet room, new display showroom, display fixtures, updated lighting, relocate mechanical with new underfloor distribution, ex. residential kitchen, boh & new interior storefront falling coorider. all floors, ceilings & walls to be remodeled & exterior storefront shall remain.

    Issued Permit 202009234832 $$$ $875,000
23. Oct 2020

    Revision to permit application 2018-0913-9936: new roof deck and exit path walkway, extensin of stair #2 to roof. fire/life safety, mep, sprinkler under separate permit.

    Complete Permit 202010287613 $$$ $750,000
24. Dec 2022

    1-3/floors: modification of existing e3 (gaemwell/fci) fire alarm system, new speaker strobes in all existing tenant spaces only per sffd requirement.

    Issued Permit 202212309492 $$$ $393,922
25. Oct 2023

    3/f: construction of new restroom cores-in addition to mep, architectural and structural base building infrastructure upgrades throughout the building- new shaft construction and goes thru room from 1st floor-shafts will house outside airducts relief air duct and refrigerant piping services floor 1&2.

    Filed Permit 202310118372 $$$ $500,000
26. Jun 2026

    4th & 5th fl - includes demolition of non-struc'l partitions on 4th 5th fl in select area new lights, new carpet, paint and acoustic wall panels and refreshing existing millwork. all new or revised meps and life safety work will be deisng build and submitted separately. (building is fully sprinklered) pdr.

    Issued Permit 202606294074 $$$ $454,400
27. Aug 2026

    4/5/fl- ref ti 202606294074 deferred meps.

    Issued Permit 202608046054 $$$ $1,600,000

DBI holds 328 permits for this parcel, most of them tenant improvements on individual floors. The timeline shows the 24 largest by stated cost, plus the earliest on file; the DBI query in the sources below returns all 328. 8 of them are nominal $1 street-space or sidewalk permits.