David Townsend Brown
Engineer · Michael Metiu Design Studio · Oakland
Public records
From the licensing board and the city of San Francisco.
The short answer
- Licensed?
- License activeCivil Engineer C-74826First issued Jul 23, 2009, expires Dec 31, 2027.
Source: DCA license roster, retrieved Nov 5, 2026
- Any board discipline?
- None found.
We searched the BPELSG enforcement list on Nov 5, 2026.
- Worked in San Francisco?
- 57 permits since 2012, 57 in the last 5 years. Latest filed May 29, 2026.
- What kind of projects?
- Home remodel 24 · Addition 17 · Seismic retrofit or foundation 7
- How long do their permits take?
- Home remodel: 2 months. City typical for the same review: within 1 month.
Permits filed each year
San Francisco permits by the year they were filed. The last 5 years are in blue.
What are you planning?
Pick your kind of project to see their permits for it.
Home remodel: 24 permits in San Francisco
Time to get a permit
Median from filing to permit, from 21 issued permits filed since 1966. City is the San Francisco median for the same kind of review, from 15,393 permits.
Where
- West of Twin Peaks4
- Bernal Heights3
- Seacliff2
- Outer Richmond2
Most recent
- 40 Ventura AvAn (e) 3-story single family residence with the following scope of work: adding an elevator to back of the building, converting some garage space to new bath and new laundry. remodeling (e) kitchen and 3 (e) bathrooms, and replace (e) windows in kind.Apr 29, 2025Complete
- 83 Santa Marina StRemodel (e) single family building: remodeling (e) kitchen, bathroom (1 shower pan), and other rooms. adding one half bath and relocating laundry closet. adding dormer at rear of roof. repairing (e) top floor rear deck.Apr 2, 2024Complete
- 567 02nd Av(front building) 1st fl: upgrade foundation, increase ceiling height, relocate bath. 2nd fl: remodel & open up kitchen, relocate bath, replace & add (n) doors & windows, add (e) rear deck & ext stairs. 3rd fl: relocate bath & laundry. replace (e) windows.May 27, 2022Complete
- 1740 Lake StReplace windows, convert front entrance porch to conditioned space. dig out basement & convert to conditioned space. new interior staircase, kitchen remodel, adding 2 and a half baths, demo & reconfigure 2nd fl layout.Mar 31, 2022Complete
- 35 Chenery St #0Partial remodel on 2nd flr, limited to kitchen, living room, hallway area. couple windows on the street side replaced. install (n) post & limited foundation retrofit will be performed in 1st flr garage. mech, elec, plumb will reuse (e) service. remove wall & replace by beam inkind.Sep 10, 2021Complete
| Filed | Project | Type | Status | Time to permit | Open |
|---|---|---|---|---|---|
| Jun 10, 2026 | 212 Lake St Sf assessor map had incorrect lot depth. we have included a civil survey to show correct lot size. front garage & patio expand to make it difference of actual lot size. no change to front facade or (e) building design. revision to #202507110673 Issued | Revision or supplement | Issued | Within 1 month | |
| May 29, 2026 | 60 Piedmont St Create basement space at 8'4" ceiling height in parts of (e) cellar space. expand rear partition of bldg 3'93/4" to north, enlarging kitchen on level (l1). level 2 convert study & closet intro primary bathroom. l1 and l2 to attic space into playroom and storage. new staircase from basement to l2 Filed | Addition | Filed | — | |
| May 28, 2026 | 1879 45th Av Floor 1- partially demo (e) concrete slab and lower to achieve 7'-6" clear head height. construct rear yard addition to accomodate (n) kitchen and dining room. construct (n) interior staircase to floor 2. remodel interior to accomodate (n) bathroom, family room, mechanical room, and storage. floor 2 Issued | Addition | Issued | 4 months | |
| Feb 20, 2026 | 210 Lake St Revision to pa#: 202507110673. remove skylight at rear roof, relocate gas meter per pg&e. replace all windo in kind w/alum clad wood window. Issued | Revision or supplement | Issued | Within 1 month | |
| Oct 8, 2025 | 60 Piedmont St 1) 1st floor kitchen extension to the rear; new floor area = 140sq ft. 2) 2nd floor: extend master bedroom , add one master bathroom; convert closets into a new bathroom; new floor area= 77 sqft; build a new internal staircase to attic. 3)convert attic space into a playroom & a full bath; Filed | Addition | Filed | — | |
| Aug 4, 2025 | 210 Lake St Construct (n) garage addition above grade. garage addition matches adjacent neighbors (e) build out. interior remodel to bottom unit#212 kitchen, bathrm & common spaces. remodel includes (n) horizontal addition to unit#212 @ rear of house. (n) patio, door & window for unit#210. provide 2 bicycle.. Issued | Addition | Issued | 5 months | |
| Apr 29, 2025 | 40 Ventura Av An (e) 3-story single family residence with the following scope of work: adding an elevator to back of the building, converting some garage space to new bath and new laundry. remodeling (e) kitchen and 3 (e) bathrooms, and replace (e) windows in kind. Complete | Home remodel | Complete | Within 1 month | |
| Apr 25, 2025 | 1 03rd Av Revision to permit 202408269431. replace (e) window in the (e) dining room with a new bi-folding door with metal guardrail. Complete | Revision or supplement | Complete | Within 1 month | |
| Mar 26, 2025 | 3645 Washington St Replace foundation, excavate (e) basement and crawl space for additional habitable space including a mudroom, bedroom, bathroom and living space. Issued | Seismic retrofit or foundationType unconfirmed | Issued | 5 months | |
| Sep 9, 2024 | 2867 Green St #2867 Relocating (e) kitchen & (e) full bathroom w/(n) showerpan, remodeling (e) bathroom, adding (n) half bath & (n) primary bedroom; expanding 3rd fl next to (e) lightwell Complete | AdditionType unconfirmed | Complete | Within 1 month | |
| Apr 2, 2024 | 83 Santa Marina St Remodel (e) single family building: remodeling (e) kitchen, bathroom (1 shower pan), and other rooms. adding one half bath and relocating laundry closet. adding dormer at rear of roof. repairing (e) top floor rear deck. Complete | Home remodel | Complete | Within 1 month | |
| Feb 1, 2024 | 3919 Cesar Chavez St Replacing rear foundation & slab, remodeling (e) office, bath & laundry & adding new mudroom & storage Complete | Seismic retrofit or foundation | Complete | Within 1 month | |
| Oct 26, 2023 | 3500 21st St Remove trellis, replace guardrail on deck & new rear yard step Complete | Deck, stairs or patio cover | Complete | 5 months | |
| Aug 9, 2023 | 1343 38th Av Revision to 202109017637-s1. new stair orientation for approved deck & as-built framing revisions Complete | Revision or supplement | Complete | Within 1 month | |
| May 22, 2023 | 135 Graystone Tr Revision to pa# 201907024898. wood exterior screen revision, window material change. interior structural revisions based on (e) conditions. Complete | Revision or supplement | Complete | 6 months | |
| Dec 19, 2022 | 180 Grattan St #0 Revision to pa#2022-0601-5351 fire damage repair,interior work- to 180 grattan-move living room, enlarge opening along grid 1.5, move toilet closet, dry rot reapairr to rear wing. 182 gratton: revise kitchen layout, covert 1/2 bath to full,dry rot repair at rear wing. 184 gratton: same scope as 182 Issued | Revision or supplement | Issued | Within 1 month | |
| Sep 26, 2022 | 20 Linares Av Expanding building envelope to the rear to add a breakfast nook,home office & family room on 1st fl, three bedrooms on 2nd floor. Complete | Addition | Complete | 11 months | |
| Jun 1, 2022 | 180 Grattan St Replace fire/water damaged floor, lighting, appliances and ceilings at three floors. replace roof and repair siding and windows in kind. Issued | OtherType unconfirmed | Issued | Within 1 month | |
| May 27, 2022 | 567 02nd Av (front building) 1st fl: upgrade foundation, increase ceiling height, relocate bath. 2nd fl: remodel & open up kitchen, relocate bath, replace & add (n) doors & windows, add (e) rear deck & ext stairs. 3rd fl: relocate bath & laundry. replace (e) windows. Complete | Home remodel | Complete | Within 1 month | |
| Apr 28, 2022 | 1879 45th Av Expanding rear of home to create an internal staircase to connect to new conditioned space in existing ground fl leve. renovating(e)ground fl to have new bath,bedroom & space,lower slab 7"(excavating 17.7cubic yards)no work to interior of level 2,no interior wall demo on level 1. Cancelled | Addition | Cancelled | 16 months |
Sources: DataSF i98e-djp9, 3pee-9qhc, retrieved Nov 5, 2026. Names on permits are matched to licenses by license number and name; unmatched records are not shown.
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