726–730 Polk Street

1. 1922

   Built by York Realty Company.

2. 1922

   Recorded in the city's survey of the Van Ness Avenue automobile corridor as built for use as an auto accessories store. Designed by W. L. Schmolle for Chanslor and Lyon's wholesale automobile supplies and tire store, which the San Francisco Examiner called the largest on the Pacific Coast given over entirely to automotive equipment. Tan and buff brick, with shields lettered C&L for the first occupant.

   Van Ness Auto Row Support Structures survey, adopted 2010
3. Oct 1984

   Permit 8411146 $$$ $2,400,000

   Remove some existing windows, non bearing walls structural.

4. Dec 1984

   Permit 8412845 $$$ $55,000

   Demolish existing interior non-structural partitions.

5. Jan 1985

   Permit 8500816 $$$ $50,000

   Relocate or add sprinklers to existing sprinkler system.

6. Sep 1985

   Permit 8510718 $$$ $175,000

   Add new walls for rental areas.

7. Jan 1986

   Permit 8600725 $$$ $60,000

   Renovation of a renovated building into a cafe (1500 sq ft.).

8. Sep 1986

   Permit 8611658 $$$ $66,000

   Interior office remodel.

9. Sep 1996

   Permit 9617338 $$$ $30,000

   Demolish and preceed a complete const document permit.

10. Oct 1997

    Permit 9721440 $$$ $30,000

    Vertical addition.

11. 2010

    Evaluated in the city's survey of the Van Ness Avenue automobile corridor and given California Register status code 3CS — individually eligible for the California Register, under Criteria 1, 2 and 3.

    Van Ness Auto Row Support Structures survey, adopted 2010
12. Sep 2011

    Permit 201109305863 $$$ $115,445

    Modification of an existing wireless communications equipment (radio cabinets & antennas) & installation of 5 radio cabinets, one dc power rack & one battery rack in the basement. adding 9 antenna panels to an existing rooftop penthouse behind new rfp screen wall. appurtenant coax cable & cable tray.

13. Apr 2017

    Permit 201704144048 $$$ $35,000

    Att modification: r/r 6 e antennas with 6 new antenneas, install 6 new rrus, new fiber trunk, r/r e evs 41 with new dos 5216 + 2 xmu, remove e dvs41, 3 e dtmas maher not req.

14. Apr 2018

    Permit 201804267474 $$$ $36,000

    Att modification: r/r 6 existing antennas with 6 new antennas; install 6 new rru's and other small equipment. install striping per emf report. n/a for maher.

15. Mar 2020

    Permit 202003066358 $$$ $145,000

    Tenant improvement of existing office space, new non-structural partitions & electrical work for offices, conference room, copy room, and break room at 4th fl. n/a maher.

16. Nov 2020

    Issued Permit 202011249630 $$$ $25,000

    Install (1) illuminated double-faced projecting wall sign on polk st side of 4-story building. "project open hand".

17. Dec 2021

    Permit 202112033621 $$$ $90,000

    At&t: remove & replace 6 antennas, r&r 9 rru; with 6 nw rrus; 3 nw diplexers. remove 2 existing rbs 2206 cabinet, 1 dc power plant & install 1 nw 7100 dc power plant. install 20 155ah batteries in existing rack. install 12 190 ah batteries in nw 7100 dc, & 8 in existing battery rack, 11 rectifiers in 7100 cab.

18. Dec 2021

    Permit 202112154505 $$$ $37,261

    Install new ductless hvac system with (1) 2 ton condenser & (2) 1 ton fan coils, condensate to tie intao existing drain. electrical excluded.

19. Aug 2023

    Permit 202308184711 $$$ $35,000

    4/f: t.i., office space with new exam rooms, no structural partitions at 4th floor of 4 story building.

20. Apr 2025

    Permit 202504285312 $$$ $150,000

    2-3rd/floors: interior remodel on 2nd and 3rd floors due to water damage. all new walls are non-load bearing. mep deferred.

21. Nov 2025

    Permit 202511250386 $$$ $45,000

    Modification of an att&t unmanned existing wireless facility: r/r 3 antennas & 3 rrus. install 2 conversion upgrade kit; converter/rectafier expansion shelf: 10 converters & 3 50 amps dc breakers in existing netsure 7100 power plant. install rf safety signage, strippings & burricades per rf report.

DBI holds 79 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 79. 9 of them are nominal $1 street-space or sidewalk permits. 6 expired or cancelled permits are not shown.