Langley and Michaels Building

1. 1917

   Built as the Langley & Michaels Building, a masonry commercial loft.

   Transit Center District Survey, adopted 2012
2. Aug 1984

   Permit 8409333 $$$ $2,000

   Demolition of non structural walls.

3. Dec 1985

   Permit 8514564 $$$ $150,000

   Modify exist. g/f space for use as post office facility.

4. Mar 1987

   Permit 8703244 $$$ $65,000

   Non bearing walls, toilet & shower rooms, electrical outlets.

5. Jan 1988

   Permit 8800752 $$$ $40,000

   Construct tenant partitions, demising walls for ste #303/312.

6. May 1988

   Permit 8805940 $$$ $57,800

   Construction of interior corridor & tenant partitions.

7. Jun 1988

   Permit 8808131 $$$ $43,100

   Construct interior gyp bd. walls, demising 3 suites.

8. Nov 1989

   Permit 8923032 $$$ $63,100

   Tenant improvements-partitions, sheet rock and paint.

9. Feb 1992

   Permit 9202781 $$$ $50,000

   Remodel.

10. Mar 2001

    Permit 200103063592 $$$ $55,000

    Install & enlarge restroom, wall finishes, new dining room image enhancement.newcarpet, floor coverin.

11. Apr 2002

    Permit 200204083389 $$$ $20,000

    Oti-1 2nd floor, el, me.

12. May 2002

    Permit 200205015399 $$$ $200,000

    Oti-2, 2nd floor, ltg, mechanical.

13. May 2002

    Permit 200205025492 $$$ $284,000

    Oti-1 2nd floor ltg, mechanical.

14. 2010

    Counted in 2010 among the four buildings of the First and Mission Historic District — a district not formally listed but found eligible for the California Register, and identified in the Transit Center District Area Plan Survey — all four of which stood on the site proposed for a three-tower development. Seven storeys of offices and shops.

    50 First Street (First and Mission Streets) Project notice of preparation, SF Planning Dept., 2010
15. Oct 2015

    Issued Permit 201510301303 $$$ $520,000,000

    To erect 60 stories, 4 basement, type ia, 109 units residential, office, retail building.201903215849.

16. Mar 2016

    Permit 201603172326 $$$ $807,180

    Asbestos abatement and related soft demolition. removal of flooring, interior walls and ceilings, pipe insulation and roofing.

17. Apr 2016

    Permit 201604215374 $$$ $250,000

    To demolish 7 stories, office / retail building.

18. Mar 2017

    Permit 201703030650 $$$ $3,800,000

    Cutter soil mix (csm) wall for tower 1.

19. Aug 2017

    Permit 201708296204 $$$ $11,000,000

    Bracing and excavation for new building approved under permit application 2015-1030-1303s. (csm wall installation under seperate permit #2017-0303-0650).

20. Jan 2018

    Permit 201801027713 $$$ $1

    Revisions to tower 1 csm wall approved under permit application 2017-0303-0650.

21. Jun 2018

    Issued Permit 201806262953 $$$ $1,100,000

    Temporary construction trestle to support construction approved under appln #201510301303-s.

22. Apr 2019

    Issued Permit 201904026870 $$$ $268,000

    Errect 2 temporary tower cranes for construction of new building approved under permit application 2015/10/30/1303-s.

23. May 2019

    Issued Permit 201905312193 $$$ $65,000

    Installation of 2-8 inch fire service on stevenson street maher not req.

24. September 17, 2026

    Oceanwide Center No More, Renderings Revealed For Fifty at First, San Francisco — San Francisco YIMBY

25. October 13, 2026

    Formal Application For 56-Story Tower at Fifty at First, San Francisco — San Francisco YIMBY

DBI holds 120 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 120. 10 of them are nominal $1 street-space or sidewalk permits. 4 expired permits are not shown.