CheckMyDesigner

Qiang Xiao

Engineer · Aqx Engineering Inc. · Santa Ana

Public records

From the licensing board and the city of San Francisco.

The short answer

Licensed?
License activeStructural Engineer S-5289First issued Jan 16, 2009, expires Jun 30, 2028.

Source: DCA license roster, retrieved Nov 5, 2026

Verify on DCA License Search

Any board discipline?
None found.

We searched the BPELSG enforcement list on Nov 5, 2026.

Worked in San Francisco?
22 permits since 2014, 22 in the last 5 years. Latest filed Oct 1, 2026.
What kind of projects?
Home remodel 12 · Addition 7 · Commercial or tenant improvement 1
How long do their permits take?
Home remodel: 1 month. 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.

Permits
27 permits that name Qiang Xiao, newest first, including 5 revisions or supplements that are not counted. Select a permit to see the full record.
FiledProjectOpen
Oct 1, 2026745 Lakeview Av

Addition & alterations to (e) one story, sfd. new basement. great room addition at 1st floor & kitchen remodel. 2nd floor addition with new bedroom & bathrooms. approximatly 80 cu. ft. to be excavated for new basement below proposed addition.

Triage
Apr 2, 2026674 Noe St

Revision to bpa# 202501067743, update to 3rd floor bathroom layout. two-story, horizontal rear yard addition to existing three-story, single-family dwelling. new deck and spiral stair at rear of building. new interior stairs at all levels. new framing at the rear portions of the roof.

Issued
Mar 4, 20261581 Webster St

#280- t.i. for beverage to go only stand build new partition, new opening, new kitchen equipment, new lighting fixture, finishes, new security shutter and new plumbing fixture.

Issued
Feb 19, 20262468 Filbert St

Revision to permits 202312223026 and 202408138574 for t24 calculation updates per revised equipment specification ab-009 for (1) window. facade decor changes, roof guardrail, 1-hr screen wall.

Issued
Jul 9, 202565 Woodhaven Ct

1st/f: remodel of 477 sq ft including creating a new bedroom, living rm, 1 bathroom, & 1 laundry. new tankless water heater, new heat pump furnace. main fl: bathroom remodel (60 sq ft). demo of unpermitted room at rear, new window opening at right side facade, new garage door.

Issued
Feb 21, 202565 Woodhaven Ct

Interior remodel to the (e) home. 1/f at 500 sq ft of remodel to include new bedroom, living space, and bathroom. new heat pump furnace unit. new tankless water heater. new washer/dryer location. stackable unit.

Withdrawn
Jan 6, 2025674 Noe St

Interior alteration to existing 3-story, single family dwelling. remodel existing kitchen and bathroom. no proposed work to exterior.

Issued
Apr 25, 202439 Mill St

Convert 136 sq.ft. (e)open balcony(deck) on mail level to habitable dining, bathroom/shower/toilet/sink, office space, extend to (e)dining/office space. no change to remaining 48 sq.ft. of balcony/to remain as is. mail elec panel/gas meter/furnace/water heater to remain

Triage
Dec 22, 20232468 Filbert St

Front and rear facade work, west property line windows replacement, new roof terrace, window replacement throughout, new hvac and water heaters; interior renovation replacing interior finihes throughout with minimal interior layout changes. deferred: fire sprinklers for top unit (levels 3-4)

Issued
Sep 14, 2023750 Lakeview Av

Two story addition that extends into the rear yard. the upper level addition is 182 sq.ft. and includes a dining room & deck. the lower level addition is 346 sq.ft.& includes a bedroom, bathroom & storage room.the (e) area is 1,116 sq.ft.& the proposed area is 1,644 sq.ft.

Issued
Jun 8, 2023618 Sanchez St #0

Removal of kitchen wall on 2/f

Complete
May 31, 2023620 Sanchez St #0

Removal of kitchen wall on 3rd fl

Complete
Feb 11, 2022112 Hoffman Av

Full kitchen remodel on main level. kitchenett remodel on lower level. 2 like for like bathroom remodel. replace 14 windows in (e) place, replace 4 skylights in (e) place.

Complete
Feb 9, 202255 Harrington St

Full kitchen remodel: 130 sq ft of minor interior remodel including new kitchen layout, new appliances, new fixture and electrical. no work to be done to the exterior roof. 2 window glazing replacement in the kitchen space.replace 2 rear facing windows in back of house. this permit does not

Complete
Nov 18, 202149 Pearl St #0

Remove dividing wall betweek kitchen & living room. demo garage slab as needed for new footings. frame in flush beam, shore (e) ceiling joist, set (n) post bases in garage.

Withdrawn
Aug 4, 20212776 21st St

Interior remodel of unit 2776. remodel to include work on both main and 2nd level. relocate existing laundry room to new stackable w/d. new bathroom space on main level. new shower, sink space.new office space.remove interior wall to create open space (per plan).no change to any portion of stairs.

Cancelled
Mar 22, 2021243 Staples Av

Revision to no-plan pa# 202103096160. legalize existing construction of 1321 sqft that consists of 3 bedrooms, 3 bathrooms. converting covered 2-car garage to backyard. replace all (e) windows & doors, like for like of exact same size.

Withdrawn
Nov 25, 20201140 Harrison St

Build a fountain inside the courtyard. not visible from the street

Complete
Aug 13, 201969 Teddy Av

Revision to plans #201902041993.

Issued
Jul 16, 201960 Edgehill Wy

Revision to pa 201906264514. revision to dimensions of beam length

Issued

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.

Are you Qiang Xiao? Request a correction.