345 California Street

1. Oct 1983

   New drywall partition's.

   Expired Permit 8310853 $$$ $46,278
2. Feb 1985

   Construction of undeveloped interior area.

   Complete Permit 8501649 $$$ $5,500,000
3. Oct 1985

   Tenant development in new building.

   Expired Permit 8511684 $$$ $6,000,000
4. Apr 1986

   Tenant development no change in occupancy.

   Complete Permit 8603874 $$$ $4,000,000
5. May 1986

   Interior work wall, ceilings, plumbing, electrical.

   Complete Permit 8605879 $$$ $1,300,000
6. May 1987

   Tenant improvement, walls, doors.

   Expired Permit 8705779 $$$ $2,500,000
7. Oct 2006

   Fire alarm retrofit, upgrade headend, replace devices as needed, replace devices on all floors, repalcing headend on 1/f.

   Complete Permit 200610316471 $$$ $600,000
8. May 2008

   Full floor ti's for floors 5, 8, 9, 10 all identical layout. to demolition existing doors, partions walls to reconstruct at new doors, partions a wall. mechanical, electrical and plmg work. fire safety to be done under seperate permit.

   Complete Permit 200805212538 $$$ $2,887,300
9. Mar 2012

   Tenant improvement consists of demolition of non structural partitions. provide new non structural partitions, doors, glazing, and finishes. install new power/tele/data. rework existing and lighting. add moveable partition.

   Complete Permit 201203025248 $$$ $1,700,000
10. May 2013

    25th floor-complete build-out with new non structural partitions, doors, glazing, ceiling, lighting & casework. internal stairs. life safety, fire sprinklers under seperate permits.

    Complete Permit 201305036053 $$$ $1,585,950
11. Sep 2014

    Tenant improvement on the 23rd fl to construct new partitions, doors, ceiling millwork, finishes and mep. life safety/sprinklers on separate permit. maher not required.

    Complete Permit 201409237002 $$$ $1,200,000
12. Jun 2016

    Arch/mep construction of new non-structural partitions, doors, frames & hard ware, ceiling grid & tiles, millwork and new men's restroom. there is no change in area. life safety & sprinklers under separate permit. demolition under separate permit 2016-0412-4535. maher na.

    Complete Permit 201606069162 $$$ $1,645,680
13. Jul 2018

    7th fl - demolition of partition doors, flooring, ceiling, lighting. build back of offices, conference rooms, huddles, phone rooms & a break room. ref #201802232072. a3 assembly space & lounge. field check/verify; card reader located on internal stairway between 6th / 7th floor.(not path of egress).

    Complete Permit 201807316020 $$$ $1,200,000
14. Jun 2019

    18th floor commercial ti - demolition non struct paritions, ceiling, lighting, finishes & millwork. construct - non struct partitions, glazing, ceiling, lighting, millwork finishes and plumbing maher na.

    Complete Permit 201906102935 $$$ $550,000
15. Sep 2021

    30th fl: demolition of non-structural partitions, ceilings, finishes & hardwarre. new interior non-structural partitions & glazing, new doors & hardware, new lighting & ceiling, walls finishes & floor, new mep.

    Complete Permit 202109077835 $$$ $2,750,000
16. May 2022

    Suite 1600: t.i.: demolition of existing t.i. and demising floor into 2 small suites. renovation of suite including new partitions, suspended, ceiling lighting, electrical & plumbing. maher n/a.

    Complete Permit 202205033495 $$$ $1,300,000
17. Dec 2023

    31/f: demolition of no structural partitions, ceilings, finhses & hardware. new interior non structural partitions & glazing, new doors, lighting & ceilings. new 36 vav boxes 1-new heat pump, 2-new fsds in lobby, new power lighting, new plumbing.

    Issued Permit 202312132454 $$$ $3,000,000
18. Feb 2025

    24th floor/suite 2400: existing t.i.: demolition and construction of non-loading bearing partitions; new partitions new ceiling title and grid system; open ceiling condition, led light fixtures and switches, power and signal; new doors/frames/hardware, millwork and finishes. include mep. all other required.

    Complete Permit 202502261111 $$$ $891,675
19. Jul 2025

    8/fl- ref 202507030167- interior ti to include new partitions, millwork, and mep upgrades. install new phone booths.

    Complete Permit 202507291801 $$$ $2,400,000
20. Sep 2025

    Floor 5: common amenity suite for use by building tenants, includes two conference rooms, pantry, storage, lounge with break area and golf simulator. upgrades to existing mens/womens restroom, new womens restroom, wellness room, two vacant tenant suites & rated corridor.

    Reinstated Permit 202509024401 $$$ $3,500,000
21. Sep 2025

    Floor 5, new exterior pedestral deck over existing roof structure. extension of interior corridor to new exterior.

    Issued Permit 202509024365 $$$ $2,450,000
22. Nov 2025

    25th fl: interior ti- conference room, pantry & restrooms. demolition of non structural partitions, ceilings, finishes. new non structural partitions & glazing new doors & hardware, lighting and ceilings.new mep.

    Issued Permit 202511250421 $$$ $1,298,024
23. Dec 2025

    T.i. improvement on the 27th floor. to include removal of existing partitions, finishes, ceilings, and architectural elements. construction of new partitions and ceilings. mep deferred.

    Issued Permit 202512182090 $$$ $4,500,000
24. Dec 2025

    23/fl- expansion and modification of existing ti to include demolition and construction of non load bearing partitions, new ceiling grid and tile, new light fixtures, office doors/frames, power/data, salvage and reuse of existing materials, millwork and finishes.

    Issued Permit 202512232484 $$$ $2,700,000
25. Jun 2026

    10/fl- interior ti construction of non structrual partitions doors, light fixtuers, millwork and finishes. includes structural anchorage of phone booths, moveable pin and island countertop. mep and fire life safety to be deferred permit submittal.

    Issued Permit 202606102955 $$$ $2,000,000

DBI holds 1,010 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 1,010. 1 of them are nominal $1 street-space or sidewalk permits.