2 towers: 20 & 30 stories

1. 1964

   The tower at 555 Market Street was built for Standard Oil of California.

   San Francisco Planning Department, Initial Study 2002.0466E: Market Center Renovation, 2002.
2. December 31, 1964

   Photographed, showing the Standard Oil Company building.

   San Francisco Subjects Photograph Collection (SFP 162), San Francisco Public Library
3. 1965

   The Standard Oil Building opened to tenants, with about 306,000 gross square feet of office space in a building reported at 340,000 square feet overall.

   444 Market Street Project DEIR, SF Dept. of City Planning, 1975
4. 1965

   Four or five underground storage tanks were put in during construction.

   San Francisco Planning Department, Initial Study 2002.0466E: Market Center Renovation, 2002.
5. June 30, 1965

   Photographed.

   San Francisco Subjects Photograph Collection (SFP 162), San Francisco Public Library
6. Jan 1982

   Permit 8200453 $$$ $120,000

   Additions alterations or repairs.

7. Dec 1989

   Permit 8924747 $$$ $700,000

   Renovation of both floors including handicap restrooms.

8. Oct 2002

   Filed Permit 200210249844 $$$ $41,000,000

   Adding 81, 680 gross s/f of office space and 53, 720 s/f for parking space.

9. Aug 2005

   Permit 200508230953 $$$ $850,000

   Oti-1 3/f lt, me, ls, sp.

10. May 2006

    Permit 200605101251 $$$ $1,750,000

    Tenant build-out of floors 2, 11, 12, 14 and associated structural work.

11. Jun 2009

    Permit 200906049760 $$$ $450,000

    Demolition of existing items and construction of non-structural walls, doors, glazing, ceiling, light fixtures, millwork and finishes. (m.e.p., fire alarm and sprinklers under separate permit.

12. Jan 2012

    Permit 201201192496 $$$ $916,375

    Tenant improvement on ground floor including demolition, partitions, electrical, mechanical, plumbing, structural, ceilings, finishes. life safety under separate permits.

13. Jun 2015

    Issued Permit 201506017616 $$$ $1,600,000

    6th floor construction of new assembly spaces (a-3) for single tenant "uber" demolition of partition & installation of new partitions, new doors, millwork, ceilings, finishes. new food service area (no range) & assembly roof deck. fire/life safety & mep under separate permit.

14. Jul 2015

    Issued Permit 201507302882 $$$ $1,866,061

    2nd floor - domo of non-structural partitions, construction of new partitions doors, millwork, m.e.p. sprinklers under separate permit.

15. Jan 2016

    Permit 201601076558 $$$ $110,000

    5th floor: office t.i. work includes new partitions, millwork, doors, ceilings, finishes, mep. fire protection under seperate permit.

16. Jan 2016

    Permit 201601076554 $$$ $110,000

    13th floor: office t.i. work includes new partitions, millwork, doors, ceilings, finishes, mep. fire protection under seperate permits.

17. Jul 2019

    Filed Permit 201907236681 $$$ $10,828,266

    Renovate portions of ground floor of existing building & the exterior plaza and construct a new 789 sq ft one story building inn plaza.

18. Feb 2022

    Issued Permit 202202288830 $$$ $900,000

    9th fl - ti demolition of existing non structural partitions, light fixtures, ceiling tile & horizontal exit with s doors; new 2 hour rated exit passageway to be provided to comply with exit separation, new security hallway.

19. Mar 2022

    Issued Permit 202203159994 $$$ $800,000

    Floors 8 and 10: demolition of non structural partitions, light fixutres and ceiling tile. new security hallways with non structural partitions, doors, frames and lighting from elevator to exit stair, new gender neutral restrooms.

20. Nov 2023

    Permit 202311020054 $$$ $800,000

    Demolition & construction of non-structural partitions, ceilings, lighting, electrical, finishes & furniture. accessible upgrades provided @ existing mens restrooms & a new gender neutral restroom. structural support for phone booths.

21. Dec 2025

    Issued Permit 202512121719 $$$ $8,361,781

    1/fl- new amenity bar/restaurant space, basketball court, lounge area, includes new conference rooms, countertop bar and island, seating, restrooms, finishes, and lighting throughout. 2/fl new lighting, ceilings, and finishes throughout. new pickleball court, fitness area, fitness, classroom, new.

22. Dec 2025

    Issued Permit 202512192344 $$$ $300,000

    20/f suite 2000: interior tenant improvement - demolition of non-structural partitions, finishes, ceilings, light fixtures, and millwork. new non-structural partitions, finishes, ceilings, light fixtures, and millwork. mep and fire/life safety under separate permit.

DBI holds 498 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 498. 4 of them are nominal $1 street-space or sidewalk permits. 8 expired permits are not shown.