Alfredo Cardenas Grimaldo
- Listed as
- authorized agent-others, contractor, subcontractor
- Firm
- Cardenas Custom Builders Inc.
- Based in
- Hayward
- On San Francisco permits
- Nov 2017 to Sep 2026
40 permits since 2000 (contractor on 40 permits, authorized agent-others on 2 permits, subcontractor on 1 permit): 29 completed, 3 in progress, 3 never finaled, 5 expired or cancelled.
This is the city’s permit record, not a license check: the role and the number come from what was written on each permit (the number spelled one way). It does not show whether the license is current. Their ranked record as a contractor is on their contractor page. How to read these records
Most recent permits
| Filed | Outcome | Address | Contractor | Work described on the permit | Declared cost |
|---|---|---|---|---|---|
| Sep 4, 2026 | In progress issued Sep 2026 | 537 Steiner St | Cardenas Custom Builders Inc. | unit 537: 3 bathroom remodels in kind, 1 main, 1 powder room, 1 bedroom bathroom. replace existing plumbing and electrical in kind. no tub coversions, new tiles, new drywall, insulation and paint. kitchen remodel, new cabinets, drywall, counter tops, backsplash, work in kind. laundry room, replaceDetails
unit 537: 3 bathroom remodels in kind, 1 main, 1 powder room, 1 bedroom bathroom. replace existing plumbing and electrical in kind. no tub coversions, new tiles, new drywall, insulation and paint. kitchen remodel, new cabinets, drywall, counter tops, backsplash, work in kind. laundry room, replace | $120,000 |
| Nov 12, 2025 | Completed final sign-off Mar 2026 | 221 Arbor St | Cardenas Custom Builders Inc. | bathroom remodel in kind. new tiles, paint, vanity, plumbing and electrical. no change to floor layout. no change to wall layout. no structural work.Details
bathroom remodel in kind. new tiles, paint, vanity, plumbing and electrical. no change to floor layout. no change to wall layout. no structural work. | $25,000 |
| Sep 16, 2025 | Completed final sign-off May 2026 | 4156 Folsom St | Cardenas Custom Builders Inc. | 1st floor: alteration two footing for new posts. 2nd floor: bath, kitchen, dining & living room renovation. roof:new skylight. total of two buildg 9n) 1 hr fire resistance rated parapet.Details
1st floor: alteration two footing for new posts. 2nd floor: bath, kitchen, dining & living room renovation. roof:new skylight. total of two buildg 9n) 1 hr fire resistance rated parapet. | $75,000 |
| Aug 19, 2025 | In progress issued Jun 2026 | 1406 Diamond St | Cardenas Custom Builders Inc. | 3/f vertical addition. 1/f: (n) entry.2/f: interior renovations (dining/living). (n) 3/f: 2 beds, 1 bath, 1 sitting rm. new int stairs connect 1/2/3. rear yd: new site stair connection 1/f to 2/f rear yard.Details
3/f vertical addition. 1/f: (n) entry.2/f: interior renovations (dining/living). (n) 3/f: 2 beds, 1 bath, 1 sitting rm. new int stairs connect 1/2/3. rear yd: new site stair connection 1/f to 2/f rear yard. | $400,000 |
| Jul 29, 2025 | Completed final sign-off Jul 2025 | 144 Bonview St | Cardenas Custom Builders Inc. | to obtain final inspection for work approved under pa; 202010227155, 202210204795 and 202307142210 - all work is complete.Details
to obtain final inspection for work approved under pa; 202010227155, 202210204795 and 202307142210 - all work is complete. | |
| Jul 29, 2025 | Completed final sign-off Mar 2026 | 221 Arbor St | Cardenas Custom Builders Inc. | replace in-kind 14 (e) windows and 1 door at (e) r/o. replace front of house w/new wood siding & trim. replace in-kind both sides of house w/new siding & new trim. replace in-kind (e) roof membrane by code. replace in-kind 2 (e) skylights at (e) r/o. remodel one bathroom on second floor in kind.Details
replace in-kind 14 (e) windows and 1 door at (e) r/o. replace front of house w/new wood siding & trim. replace in-kind both sides of house w/new siding & new trim. replace in-kind (e) roof membrane by code. replace in-kind 2 (e) skylights at (e) r/o. remodel one bathroom on second floor in kind. | $180,000 |
| Jul 2, 2025 | Completed final sign-off Mar 2026 | 208 Moultrie St | Cardenas Custom Builders Inc., Darc Ventures Inc Dba Spl Construction S | convert part of garage level to add 1 family room and one office. convert powder room into full bathroom. install patio door & window in the rear facade.Details
convert part of garage level to add 1 family room and one office. convert powder room into full bathroom. install patio door & window in the rear facade. | $40,000 |
| Jan 31, 2025 | Completed final sign-off Aug 2025 | 58 Gladys St | Cardenas Custom Builders Inc. | bathroom remodel in kind replace in kind shower toilet sink cieling lights scones, gfi, and plumbing. replace (e) window in kind not visible from street. install (n) drywall, tiles and paint.Details
bathroom remodel in kind replace in kind shower toilet sink cieling lights scones, gfi, and plumbing. replace (e) window in kind not visible from street. install (n) drywall, tiles and paint. | $26,000 |
| Jan 23, 2025 | In progress issued Feb 2025 | 321 Clipper St | Cardenas Custom Builders Inc. | front building: 2/f - convert (e)bedroom into family rm, (e)dining and (e) living rms into 2(n)bedrms. new opening between kitchen and family room. 1/f: structural upgrade as needed.Details
front building: 2/f - convert (e)bedroom into family rm, (e)dining and (e) living rms into 2(n)bedrms. new opening between kitchen and family room. 1/f: structural upgrade as needed. | $7,000 |
| Oct 25, 2024 | Completed final sign-off Aug 2025 | 321 Clipper St | Cardenas Custom Builders Inc. | interior bathroom renovation & new powder room (front building)Details
interior bathroom renovation & new powder room (front building) | $15,000 |
| Oct 24, 2023 | Completed final sign-off Apr 2024 | 58 Gladys St | Cardenas Custom Builders Inc. | replace (e) siding due to dryrot in the front and anywhere else needed. install new installation by code in areas were siding repair is made.paint. replace hose bibs for metal copper in front and back of house. replace master toilet and water heater in-kind. run new ded ckts for new water heater andDetails
replace (e) siding due to dryrot in the front and anywhere else needed. install new installation by code in areas were siding repair is made.paint. replace hose bibs for metal copper in front and back of house. replace master toilet and water heater in-kind. run new ded ckts for new water heater and | $23,500 |
| Aug 14, 2023 | Completed final sign-off Dec 2023 | 58 Gladys St | Cardenas Custom Builders Inc. | less than 50%. replace in kind deck waterproofing, drain, tiles, and railing. remove 1 (e) window & 1 door with siding around them in deck area for new waterproofing & reinstall same window & door. new siding to match. replace in-kind drywall & insulation that has water damage in the dining room.Details
less than 50%. replace in kind deck waterproofing, drain, tiles, and railing. remove 1 (e) window & 1 door with siding around them in deck area for new waterproofing & reinstall same window & door. new siding to match. replace in-kind drywall & insulation that has water damage in the dining room. | $65,000 |
| Aug 10, 2023 | Completed final sign-off Dec 2023 | 14 Winfield St | Cardenas Custom Builders Inc. | revision for work not performed at rear siding and deck - bpa# 202103317641Details
revision for work not performed at rear siding and deck - bpa# 202103317641 | |
| Aug 7, 2023 | Never finaled issued Aug 2023, no final | 449 Nevada St | Cardenas Custom Builders Inc. | revision to pa# 202111303281 to document as builts for changes in basement: show wine storage, room & steps; main flr: show pantry & bath locations swapped, add shower in bath; top/flr: master bath fixtures relocated. eliminate wic in master bedroom. office in wic.Details
revision to pa# 202111303281 to document as builts for changes in basement: show wine storage, room & steps; main flr: show pantry & bath locations swapped, add shower in bath; top/flr: master bath fixtures relocated. eliminate wic in master bedroom. office in wic. | $1,000 |
| Jul 14, 2023 | Expired or cancelled expired Jul 2025 | 144 Bonview St | Cardenas Custom Builders Inc. | revision to pa# 2020-1022-7155. new foundation @ g/lDetails
revision to pa# 2020-1022-7155. new foundation @ g/l | |
| May 24, 2023 | Completed final sign-off Oct 2023 | 601 29th St | Cardenas Custom Builders Inc. | kitchen remodel. remove cabinets & fixtures. utilities location to remain. install (n) fixtures, (n) floor to match (e). install (n) sink & faucet in (e) location. remove closet door & install (n) one for more space in kind.Details
kitchen remodel. remove cabinets & fixtures. utilities location to remain. install (n) fixtures, (n) floor to match (e). install (n) sink & faucet in (e) location. remove closet door & install (n) one for more space in kind. | $55,000 |
| Nov 7, 2022 | Completed final sign-off Mar 2023 | 174 Bocana St | Cardenas Custom Builders Inc. | replace/update stiars. new handrails. at frontDetails
replace/update stiars. new handrails. at front | $20,000 |
| Oct 20, 2022 | Expired or cancelled expired Jul 2025 | 144 Bonview St | Cardenas Custom Builders Inc. | revision to bpa#202010227155/r6. changing sprinkler building nfpa 13r to nfpa 13d - under separate permit. bldg to reclassify as 3 stories over basement from previous 4 story approved plans.Details
revision to bpa#202010227155/r6. changing sprinkler building nfpa 13r to nfpa 13d - under separate permit. bldg to reclassify as 3 stories over basement from previous 4 story approved plans. | |
| Apr 6, 2022 | Completed final sign-off Dec 2022 | 251 Bartlett St | Cardenas Custom Builders Inc. | unit a: replace in-kind 2 bathrooms with new washer & dryer. replace in-kind new kitchen. new electrical for bathrooms, kitchen, hallway, dining & living room ceilings. new wood floor throughout. replace interior doors. 2 new benches on chimney. new decor for fireplace. paint.Details
unit a: replace in-kind 2 bathrooms with new washer & dryer. replace in-kind new kitchen. new electrical for bathrooms, kitchen, hallway, dining & living room ceilings. new wood floor throughout. replace interior doors. 2 new benches on chimney. new decor for fireplace. paint. | $160,000 |
| Nov 30, 2021 | Completed final sign-off Aug 2023 | 449 Nevada St | Cardenas Custom Builders Inc. | develop 1st fl accessory rms.(fam & exer), new bath,relocate laundry,furn,w/d.new patio doors to yard. add powder rm 2nd fl.rmdl kitchen,pantry, office areas.relocate m bath 3rd fl. convert old bath to office. add wic.2 new skylights.escavate <50% cu yd for new lower slabs to gain 7'6 min headrmDetails
develop 1st fl accessory rms.(fam & exer), new bath,relocate laundry,furn,w/d.new patio doors to yard. add powder rm 2nd fl.rmdl kitchen,pantry, office areas.relocate m bath 3rd fl. convert old bath to office. add wic.2 new skylights.escavate <50% cu yd for new lower slabs to gain 7'6 min headrm | $117,218 |
| Sep 14, 2021 | Completed final sign-off Dec 2023 | 14 Winfield St | Cardenas Custom Builders Inc. | rev to pa202103317641: replace 6lf footing, replace (e) floor joist at dining ara. roof framing for 2 skylights.Details
rev to pa202103317641: replace 6lf footing, replace (e) floor joist at dining ara. roof framing for 2 skylights. | $40,000 |
| Mar 31, 2021 | Completed final sign-off Dec 2023 | 14 Winfield St | Cardenas Custom Builders Inc. | improvements consist of reconfiguring 2 extg bathrooms and closets. the siding on the back of the house will be repaired as needed. the 2 decks in the rear yard will be repaired not to exceed 50%.Details
improvements consist of reconfiguring 2 extg bathrooms and closets. the siding on the back of the house will be repaired as needed. the 2 decks in the rear yard will be repaired not to exceed 50%. | $105,000 |
| Dec 11, 2020 | Completed final sign-off Apr 2021 | 747 Teresita Bl | Cardenas Custom Builders Inc. | kitchen remodel. remove (e) kitchen, (n) kitchen cabinetry, replace appliances. removal of a non-structural interior partirion wall. add recessed lighting. (n) electrical outlets. (n) floor finishes.Details
kitchen remodel. remove (e) kitchen, (n) kitchen cabinetry, replace appliances. removal of a non-structural interior partirion wall. add recessed lighting. (n) electrical outlets. (n) floor finishes. | $27,750 |
| Oct 22, 2020 | Expired or cancelled expired Jul 2025 | 144 Bonview St | Cardenas Custom Builders Inc. | vertical & rear horizontal addition.ref. variance: 2019-002916env1st: (n) beds, bath, stor.2nd: (n) beds, bath & rear deck3rd: (n) bed, bath, auxiliary, laund, & gara.. rear deck4th: (n) kit, pwdr, living, dining & bay window @ front. rear deckrear yard: (n) terrace & plantersprinkler bldgDetails
vertical & rear horizontal addition.ref. variance: 2019-002916env1st: (n) beds, bath, stor.2nd: (n) beds, bath & rear deck3rd: (n) bed, bath, auxiliary, laund, & gara.. rear deck4th: (n) kit, pwdr, living, dining & bay window @ front. rear deckrear yard: (n) terrace & plantersprinkler bldg | $250,000 |
| Oct 1, 2020 | Completed final sign-off Mar 2021 | 51 Winfield St | Cardenas Custom Builders Inc. | replace railing - guardrail, relocate electrical in (2) bedrooms upstairs & living room, replace siding from 2nd story & up in-kind, street facingDetails
replace railing - guardrail, relocate electrical in (2) bedrooms upstairs & living room, replace siding from 2nd story & up in-kind, street facing | $10,000 |
| Sep 4, 2020 | Expired or cancelled expired Apr 2025 | 712 Cole St | Cardenas Custom Builders Inc. | add new habitable space, office room and full bathroom behind the garage at the ground floor. replace existing water heater and furnace. structural work: replace posts & beams, add new foundation. fill in underneath 2nd story at the rear, less than 10' in height.Details
add new habitable space, office room and full bathroom behind the garage at the ground floor. replace existing water heater and furnace. structural work: replace posts & beams, add new foundation. fill in underneath 2nd story at the rear, less than 10' in height. | $90,000 |
| Aug 17, 2020 | Never finaled issued Aug 2020, no final | 51 Winfield St | Cardenas Custom Builders Inc. | replace 6 windows in front of the house in kind. replace 2 doors in front of the house in kind. replace in kind water proof membrane on 2 decks in the front of house. install new hardwood floors in 2nd story. windows at teh front to be either aluminum, fibrex or fiberglassDetails
replace 6 windows in front of the house in kind. replace 2 doors in front of the house in kind. replace in kind water proof membrane on 2 decks in the front of house. install new hardwood floors in 2nd story. windows at teh front to be either aluminum, fibrex or fiberglass | $40,000 |
| Jul 9, 2020 | Completed final sign-off Dec 2020 | 4063 24th St | Cardenas Custom Builders Inc. | all work in back. replace in kind 16 windows at rear. replace rerpoof membrance, 35' linear railing for roof. replace 3 doors at rear. replace e regular plywood for new 8"x1/4" hardie smooth sierra exterior siding at rearDetails
all work in back. replace in kind 16 windows at rear. replace rerpoof membrance, 35' linear railing for roof. replace 3 doors at rear. replace e regular plywood for new 8"x1/4" hardie smooth sierra exterior siding at rear | $42,000 |
| Jul 6, 2020 | Expired or cancelled cancelled Jan 2026 | 4063 24th St | Cardenas Custom Builders Inc. | replace in-kind 16 windows, replace in-kind 3 doors, replace inkind waterproofing deck, replace in-kind railing deck, replace (e0 regulard plywood for new 8inx1/4in hardie smooth sierra exterior lap siding.Details
replace in-kind 16 windows, replace in-kind 3 doors, replace inkind waterproofing deck, replace in-kind railing deck, replace (e0 regulard plywood for new 8inx1/4in hardie smooth sierra exterior lap siding. | $7,000 |
| Jun 3, 2020 | Completed final sign-off Mar 2022 | 2970 21st St | Cardenas Custom Builders Inc. | remodel storage space into one bedroom, 2 baths connect 3rd level to 4th level with interior staircase. sprinkler system plans will be submitted by fire prevention contractor.Details
remodel storage space into one bedroom, 2 baths connect 3rd level to 4th level with interior staircase. sprinkler system plans will be submitted by fire prevention contractor. | $85,000 |
| Oct 31, 2019 | Never finaled issued Jun 2020, no final | 313 Lexington St | Cardenas Custom Builders Inc. | replacing (2) (e) windows in kind with all wood windows w/integrated ogees w/in (e) openings. replacing (e) front door with (n) wood paneled door in same location. adding (2) (n) skylights.Details
replacing (2) (e) windows in kind with all wood windows w/integrated ogees w/in (e) openings. replacing (e) front door with (n) wood paneled door in same location. adding (2) (n) skylights. | $2,000 |
| Oct 10, 2019 | Completed final sign-off Apr 2025 | 712 Cole St | Cardenas Custom Builders Inc. | int. remodel of kitchens and bathrooms in 2 units, add laundry nooks. 1/f - build new storage; 2/f conver dining/living room into master bedroom, add 1/2 bathroom; replace 1 window, add 1 slider door. 3/f remove (e) closet to make (e) bedroom larger. add 1 slider door.Details
int. remodel of kitchens and bathrooms in 2 units, add laundry nooks. 1/f - build new storage; 2/f conver dining/living room into master bedroom, add 1/2 bathroom; replace 1 window, add 1 slider door. 3/f remove (e) closet to make (e) bedroom larger. add 1 slider door. | $75,000 |
| Oct 8, 2019 | Completed final sign-off Jun 2020 | 438 Scott St | Cardenas Custom Builders Inc. | renovation of unit #438 at the 2nd fl to include adding a new bathroom & in-unit laundry within the existing flat; replaacement of fixtures & finishes at existing kitchen & bath; replace kitchen windows at rear.Details
renovation of unit #438 at the 2nd fl to include adding a new bathroom & in-unit laundry within the existing flat; replaacement of fixtures & finishes at existing kitchen & bath; replace kitchen windows at rear. | $75,000 |
| Sep 17, 2019 | Completed final sign-off Oct 2021 | 313 Lexington St | Cardenas Custom Builders Inc. | revision to pa #201711164189 and #201906284677. structural revision.Details
revision to pa #201711164189 and #201906284677. structural revision. | |
| Aug 16, 2019 | Completed final sign-off Jul 2020 | 438 Scott St | Cardenas Custom Builders Inc. | revision to 201708245863 to include replacement in kind of the front exterior stairsDetails
revision to 201708245863 to include replacement in kind of the front exterior stairs | $15,000 |
| Jun 28, 2019 | Completed final sign-off Oct 2021 | 313 Lexington St | Cardenas Custom Builders Inc. | revision to application #201711164189. replace foundation.Details
revision to application #201711164189. replace foundation. | $20,000 |
| Jun 3, 2019 | Completed final sign-off Mar 2022 | 174 Bocana St | Cardenas Custom Builders Inc. | vertical addition @ attic level into master bedroom & master bathroom. remodel of interiors @ 1st levelDetails
vertical addition @ attic level into master bedroom & master bathroom. remodel of interiors @ 1st level | $135,000 |
| May 28, 2019 | Completed final sign-off Aug 2019 | 765 Teresita Bl | Cardenas Custom Builders Inc. | 2nd flr -remodel bathroom in-kind, like for like. replace skylight.Details
2nd flr -remodel bathroom in-kind, like for like. replace skylight. | $12,000 |
| Dec 5, 2018 | Completed final sign-off Mar 2019 | 765 Teresita Bl | Cardenas Custom Builders Inc. | replace window in the front of the house above the garage. simulated divided lites. max u-factor 0.32 or better.Details
replace window in the front of the house above the garage. simulated divided lites. max u-factor 0.32 or better. | $4,000 |
| Nov 16, 2017 | Completed final sign-off Oct 2021 | 313 Lexington St | Cardenas Custom Builders Inc. | legalization of (e) unit built without a permit. ordinance #43-14.Details
legalization of (e) unit built without a permit. ordinance #43-14. | $12,850 |