CheckMyDesigner

Kok Jin Yeo

Engineer · Lcf Solutions · San Jose

Public records

From the licensing board and the city of San Francisco.

The short answer

Licensed?
License activeCivil Engineer C-83626First issued Dec 17, 2014, expires Mar 31, 2027.

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?
34 permits since 2015, 34 in the last 5 years. Latest filed Oct 23, 2026.
What kind of projects?
Legalize or fix a violation 11 · Home remodel 6 · ADU 6
How long do their permits take?
Legalize or fix a violation: 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.

Legalize or fix a violation: 11 permits in San Francisco

From 2015 to 2026, latest filed Oct 23, 2026.

Time to get a permit

Theirs
2 months
City
Within 1 month

Median from filing to permit, from 9 issued permits filed since 1966; 1 still in review. City is the San Francisco median for the same kind of review, from 15,396 permits.

Where

  • Twin Peaks2
  • Mission2
  • Sunset/Parkside2
  • Bayview Hunters Point1
Permits
39 permits that name Kok Jin Yeo, newest first, including 5 revisions or supplements that are not counted. Select a permit to see the full record.
FiledProjectOpen
Oct 23, 20263851 Market St

To comply w/ nov# 201313451: construct (n) rear decks at ground fl, and lower fl. remove and replace railings at lower fl. 2 at (e) rear foundation slap. convert (e) windows at rear of ground fl + lower fl to 5' sliders.

Filed
Jul 8, 20262524 03rd St

Horizontal addition at the rear of the property extending the basement to align with the ground floor and second floor. 2526 03rd st: including a core and shell tenant improvement, new ada restroom, accessible entrance door opener. 2524-03rd st-removal of wall between kitchen and bedroom for open.

Filed
Jun 18, 2026518 41st Av

Convert approx. 649 sq.ft of the (e) garage to conditioned space: 2 bedrooms, full bath, recreation room.

Filed
Jun 18, 2026150 San Felipe Av

3rd flr: demolish existing fireplace in bedroom 2. master bedroom and walkin closet renovation, new washer, dryer, new 2x4 skylight u-factor 0.3 2nd flr demolish existing fire place in living room.

Complete
Jun 9, 20262526 03rd St

2526 3rd st- ground floor to remove (e) angled storedoor and lower (e) concret landing to conform to code required slope. install (n) store front door. construct (n) landing interior side of door and slopoed walk up to finish floor not exceeding 5.0% slope

Issued
Apr 15, 2026145 Merced Av

Installing pavers in driveway, reconfigure planters as needed.

Complete
Mar 13, 20261433 Taraval St

Ground floor unit 1433 food service. construct new store front and automatic door opener. new point of sales counter. adjustments to (e) restrooms for ada. infill opening wall to 2/f for unit 1435 office. new full bath. new wet bar and interior partition walls.

Issued
Jan 14, 20262400 Noriega St

No physical alterations to the building. permit amends the permitted occupancy to allow for an accessory use occupancy e approvied under planning record 2024-001865cua planning commission motion no. 21756

Filed
Dec 30, 2025623 09th Av

Revision to pa #202311170998: revise a door opening location in the adu with minor structural revisions, window material to vinyl and landscaping in the rear yard. all other scopes to remain unchanged.

Issued
Dec 3, 2025435 Potrero Av

Comply with nov #202539592: revert subject to previously approved condition. restore demolished partitions and restrooms fixtures: electrical and plumbing. demolish unpermitted partition walls and added restrooms. restore stairs to 2nd fl and legalize (e) layout

Issued
Nov 25, 2025719 12th Av

Ground floor work only - no structural. convert existing storage rooms to new bedrooms.

Filed
Jun 9, 20252248 Jerrold Av #8

#8; permit to be in compliance w/ 202534097. demolish the following on ground flr. 1 security door on inside of roll up door, interior partition walls, shower. demo 2nd flr: interior partitions, stair, mezaainne, 1/2 bath, kitchen.

Complete
Jun 2, 20251 Loomis St

Comply w/nov 202536730 revert unpermitted f occupancy to warehouse. revert e) ext dr to pre e)inward swing, legalize security on north wall. remove mtl plates covering e)windows x2 (d,e,f,h,i) remove ballards outsides roll up dr, 5x ac units, steel gate inside, roll up dr, fence, interior partitions

Complete
Feb 12, 20253660 16th St

G/f #3660: construct 2 new bath, renovate e bath. demo partition wall to add new bedroom. relocate water heater/range. demo stair that connects g/f to 3/f. 2nd fl #3662: construct new bath 2, renovate e bath,renovate e kitchen.

Issued
Nov 14, 20244750 Geary Bl

Seal and restripe existing parking lot, construt new curb ramp for accessible path of travel and accessible entrance, new accessible entrance to managers unit

Complete
Jun 14, 2024479 03rd St

Rev to pa202308245169 to capture the (e) conditions at the rear stairs as requested by the inspector. scope all remains the same as approved. revisions include location of the guardrail and partiion walls at rear patio. no work under this permit

Complete
Nov 17, 2023623 09th Av

Horizontal addition. construct new adu under government code section 65852.2 - state program ; 1st/f: attached adu approx 886 sqft. 2nd/f: new deck above ground floor extension rear bay window alterations interior remodeling3rd/f: new deck. rear bay window alteration. interior remodeling.

Issued
Aug 24, 2023479 03rd St

Contruct non-full height partition walls at rear decks on 2nd & 3rd fl. partitioning off the (e) furnace & water heater. legalize added toilet in baths on 2nd & 3rd fl. remodel & reconfig baths (1 on each fl). misc. wall infills & new doors

Issued
Feb 17, 202314 Mountview Ct

Revision to bpa#202206075773, add new 2'x3' skylight, replace drop beam & post @ stair

Complete
Dec 30, 20224414 20th St

Revision to pa# 202104027850. no structural or mep work. new closets added in bedrooms to adu (4416a, 4414 and 4416). relocation of doors and/or changes from standard man-door to pocket door at bathrooms in units 4414, 4416.

Complete

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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