Sergio Mayorga
- Listed as
- architect, authorized agent-others, engineer
- Firm
- Sergio Mayorga Assc
- Based in
- Pittsburg
- On San Francisco permits
- Oct 2003 to Aug 2026
60 permits since 2000 (engineer on 46 permits, architect on 13 permits, authorized agent-others on 1 permit): 29 completed, 7 in progress, 11 never finaled, 13 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. How to read these records
Most recent permits
| Filed | Outcome | Address | Contractor | Work described on the permit | Declared cost |
|---|---|---|---|---|---|
| Aug 25, 2026 | In progress filed Aug 2026, not yet issued | 2970 Mission St | retrofit upgrade. mandatory soft-story per sfebc ch 40. criterium feam p-807Details
retrofit upgrade. mandatory soft-story per sfebc ch 40. criterium feam p-807 | $120,000 | |
| Apr 7, 2026 | In progress issued Apr 2026 | 3401 Clay St | Casman Construction Inc | unit #301: (e) kitchen relocation. (e) bathroom remodel. addition of (n) washer and dryer.Details
unit #301: (e) kitchen relocation. (e) bathroom remodel. addition of (n) washer and dryer. | $55,000 |
| Apr 1, 2026 | In progress issued Apr 2026 | 2021 California St | De Brus Construction Inc | unit 101 & 103 - remodel (e) bathroom & (e) kitchen; unit 102 - relocation of (e) bathroom & (e) kitchen; unit 104 - remodel (e) bathroom, relocation of (e) kitchen, conversion of (e) kitchen into (n) office, addition of (n) bathroomDetails
unit 101 & 103 - remodel (e) bathroom & (e) kitchen; unit 102 - relocation of (e) bathroom & (e) kitchen; unit 104 - remodel (e) bathroom, relocation of (e) kitchen, conversion of (e) kitchen into (n) office, addition of (n) bathroom | $300,000 |
| Jan 14, 2026 | In progress issued Mar 2026 | 2021 California St | De Brus Construction Inc | unit 201: remodel existing bathroom, relocation of e kitchen, conversion e kitchen into new office. unit 202:remodel e bathroom & e kitchen. unit #203: remodel e bathroom & e kitchen. unit 204: remodel e bathoom, relocation of e kitchen, conversion of e kitchen into office, addition of nw bathroomDetails
unit 201: remodel existing bathroom, relocation of e kitchen, conversion e kitchen into new office. unit 202:remodel e bathroom & e kitchen. unit #203: remodel e bathroom & e kitchen. unit 204: remodel e bathoom, relocation of e kitchen, conversion of e kitchen into office, addition of nw bathroom | $300,000 |
| Nov 20, 2025 | Completed final sign-off Jan 2026 | 1805 Geary Bl | Swinerton Builders | to obtain final inspection for work approved under 202302101799. all work is complete.Details
to obtain final inspection for work approved under 202302101799. all work is complete. | |
| Oct 15, 2025 | In progress issued Nov 2025 | 3401 Clay St | J T & M Hardwood Flooring Construcing | apt 601: relocate (e) kitchen, remodel (e) bathroom, additiion of new washer/dryer into (e) closet.Details
apt 601: relocate (e) kitchen, remodel (e) bathroom, additiion of new washer/dryer into (e) closet. | $50,000 |
| Sep 23, 2025 | In progress issued Oct 2025 | 1530 Leavenworth St | K Bali Construction | units 5, 6, 7 & 8: (e) kitchen relocation, (e) bathroom remodel, (n) washer and dryer. convert (e) kitchen into (n) office.Details
units 5, 6, 7 & 8: (e) kitchen relocation, (e) bathroom remodel, (n) washer and dryer. convert (e) kitchen into (n) office. | $300,000 |
| Oct 25, 2024 | Completed final sign-off Dec 2024 | 246 Waller St | Skytech Construction Inc | revision to pa 201907236728 legalize existing furnaceDetails
revision to pa 201907236728 legalize existing furnace | |
| Aug 21, 2024 | Completed final sign-off Jan 2025 | 1552 Guerrero St | Ava Siding Specialists Inc | revision to pa# 2024-0328-8849 & 2024-0617-4646 to comply w/ nov# 202425542Details
revision to pa# 2024-0328-8849 & 2024-0617-4646 to comply w/ nov# 202425542 | $5,000 |
| Aug 14, 2024 | Completed final sign-off Feb 2025 | 900 Chestnut St | Casman Construction Inc | unit# 504: addition of (n) bedroom. remodel and relocation of (e) kitchen. remodel of (e) bathroom.Details
unit# 504: addition of (n) bedroom. remodel and relocation of (e) kitchen. remodel of (e) bathroom. | $55,000 |
| Mar 29, 2023 | Completed final sign-off Mar 2025 | 2315 Sacramento St | Velox Construction Inc/Velox Des & Const | revision to permit #202106253235; 3/f unit 3: (e) kitchen and bathroom remodel, addition of (n) bathroom and laundry room, relocation of 2 (e) bedrooms and addition of (n) office. 4/f unit 4/5: remodel (e) kitchen and bathroom, addition (n) half bathroom and laundry room, addition of (n) bedroom.Details
revision to permit #202106253235; 3/f unit 3: (e) kitchen and bathroom remodel, addition of (n) bathroom and laundry room, relocation of 2 (e) bedrooms and addition of (n) office. 4/f unit 4/5: remodel (e) kitchen and bathroom, addition (n) half bathroom and laundry room, addition of (n) bedroom. | |
| Mar 20, 2023 | Never finaled issued Mar 2023, no final | 1700 Jones St | Santos Construction | unit 3: revision to permit 202211096131. relocate hvac mini-split system from wall mounting to ceiling mounting.Details
unit 3: revision to permit 202211096131. relocate hvac mini-split system from wall mounting to ceiling mounting. | |
| Feb 24, 2023 | Completed final sign-off Aug 2023 | 900 Chestnut St | Casman Construction Inc | unit 702 - remodel and relocation of (e) kitchen; remodel of (e) bathroom; convert (e) kitchen into (n) bedroom; addition of (n) laundry roomDetails
unit 702 - remodel and relocation of (e) kitchen; remodel of (e) bathroom; convert (e) kitchen into (n) bedroom; addition of (n) laundry room | $55,000 |
| Dec 30, 2022 | Expired or cancelled cancelled Jan 2026 | 5216 Mission St | mandatory disability access improvement. abe program with abe#: 201901254704. replace door hardware and treshold, install automatic door openerDetails
mandatory disability access improvement. abe program with abe#: 201901254704. replace door hardware and treshold, install automatic door opener | $5,000 | |
| Dec 30, 2022 | Completed final sign-off Feb 2024 | 1846 San Jose Av | Speedy Building And Construction | to comply with accessible business entrance program ord 51-16. replace door hardware, and threshold. install automatic door opener. ref abe 202002041670.Details
to comply with accessible business entrance program ord 51-16. replace door hardware, and threshold. install automatic door opener. ref abe 202002041670. | $5,000 |
| Dec 29, 2022 | Completed final sign-off Oct 2023 | 4977 Mission St | Speedy Building And Construction | to comply with accessible business entrance (abe) ord. 51-16. mandatory disability access improvement. main door hardware replacement, threshold replacement. abe # 202205190912Details
to comply with accessible business entrance (abe) ord. 51-16. mandatory disability access improvement. main door hardware replacement, threshold replacement. abe # 202205190912 | $5,000 |
| Dec 2, 2022 | Completed final sign-off Jul 2023 | 77 Ina Ct | Skytech Construction Inc | this project consists of adding a bedroom and batrhoom w/closet at the lower level of the house where currently is located the laundry area. laundry appliances will be relocated next to w.h. the bedroom will get access from upper floor thru the existing stairs.Details
this project consists of adding a bedroom and batrhoom w/closet at the lower level of the house where currently is located the laundry area. laundry appliances will be relocated next to w.h. the bedroom will get access from upper floor thru the existing stairs. | $60,000 |
| Nov 9, 2022 | Completed final sign-off Feb 2024 | 1700 Jones St | Santos Construction | unit 3: remodel (3) bathrooms, add (1/2) bath, expand guest bedroom #3 into kitchen, remodel kitchen, replace windows @ kitchen area nonstreet facing.Details
unit 3: remodel (3) bathrooms, add (1/2) bath, expand guest bedroom #3 into kitchen, remodel kitchen, replace windows @ kitchen area nonstreet facing. | $319,000 |
| May 13, 2022 | Never finaled issued May 2022, no final | 1045 14th St | Velox Construction Inc/Velox Des & Const | unit #1045a :revision to stairs and windows. ref# bpa#2019-1204-8594Details
unit #1045a :revision to stairs and windows. ref# bpa#2019-1204-8594 | |
| Mar 30, 2022 | Completed final sign-off Mar 2025 | 2315 Sacramento St | Velox Construction Inc/Velox Des & Const | replace (e) foundations. voluntary seismic upgrade per ab-0-94 to comly with nov201715133.Details
replace (e) foundations. voluntary seismic upgrade per ab-0-94 to comly with nov201715133. | $160,000 |
| Jun 17, 2021 | Completed final sign-off Dec 2021 | 54 Forest Side Av | Alvas Construction | replace rear yard retaining wallDetails
replace rear yard retaining wall | $14,000 |
| Jun 10, 2021 | Never finaled issued Jul 2021, no final | 1045 14th St | Velox Construction Inc/Velox Des & Const | to comply with nov #202033220 - foundation revision to pa #2021912048594Details
to comply with nov #202033220 - foundation revision to pa #2021912048594 | $50,000 |
| May 7, 2021 | Expired or cancelled expired Nov 2024 | 2970 Mission St | Blu Sky Restoration Contractors Llc | walls and roof repair afer fire damage. electrical repair and upgrade after fire damage (like-for-like).Details
walls and roof repair afer fire damage. electrical repair and upgrade after fire damage (like-for-like). | $300,000 |
| Mar 5, 2021 | In progress issued Jul 2025 | 84 Saturn St | Xteam Design Construction | full remodel all levels, new bedroom in 3rd story attic with pop-up roof dormers, and new bedroom and bath at the ground floor with 9-inch excavation to increase ceiling height. full seismic/wind retrofit with new foundation and retaining wall, and shoring design. tier 1 sspa.Details
full remodel all levels, new bedroom in 3rd story attic with pop-up roof dormers, and new bedroom and bath at the ground floor with 9-inch excavation to increase ceiling height. full seismic/wind retrofit with new foundation and retaining wall, and shoring design. tier 1 sspa. | $200,000 |
| Dec 22, 2020 | Expired or cancelled cancelled Jan 2026 | 1660 Jerrold Av | addition of (n) bathroom. addition of (n) a.d.a bathroom. addition of (n) breakroom, (n) storage, (n) office. remove unauthorized bathroom and mezzanine platform. to comply with nov 20161332Details
addition of (n) bathroom. addition of (n) a.d.a bathroom. addition of (n) breakroom, (n) storage, (n) office. remove unauthorized bathroom and mezzanine platform. to comply with nov 20161332 | $45,000 | |
| Jan 29, 2020 | Expired or cancelled cancelled Nov 2024 | 3001 Pine St | soft story retrofit per sfebc chapter 4d engineering criteria 2016 cebc apendix a-4Details
soft story retrofit per sfebc chapter 4d engineering criteria 2016 cebc apendix a-4 | $90,000 | |
| Jan 29, 2020 | Never finaled filed Jan 2020, never issued | 2 Parker Av | soft story retrofit per sfebc chapter 4d engineering criteria 2016 cebc appendix a-4Details
soft story retrofit per sfebc chapter 4d engineering criteria 2016 cebc appendix a-4 | $120,000 | |
| Jan 17, 2020 | Completed final sign-off Mar 2020 | 554 Mangels Av | Mares & Dow Construction | provide & install skylightDetails
provide & install skylight | $6,285 |
| Dec 16, 2019 | Never finaled issued Jan 2020, no final | 61 Canyon Dr | interior kitchen remodel; new wood window at dining rm.Details
interior kitchen remodel; new wood window at dining rm. | $65,000 | |
| Oct 29, 2019 | Never finaled issued Jun 2022, no final | 2908 California St | Speedy Building And Construction | mandatory soft story retrofit per plans per sfebc chapter 4d engineering criteria.Details
mandatory soft story retrofit per plans per sfebc chapter 4d engineering criteria. | $80,000 |
| Oct 29, 2019 | Never finaled issued Jun 2022, no final | 1152 Jackson St | Speedy Building And Construction | mandatory soft story retrofit per plans.Details
mandatory soft story retrofit per plans. | $80,000 |
| Oct 25, 2019 | Never finaled issued Oct 2019, no final | 1207 Chestnut St | Speedy Construction Inc | unit #3: addition of (n) bedroom. install (n) beam on living room.Details
unit #3: addition of (n) bedroom. install (n) beam on living room. | $20,000 |
| Jul 25, 2019 | Completed final sign-off Feb 2020 | 435 Mangels Av | Living Home Construction Inc | 4 front window replacement double hung wood divided light; interior remodel - add (n) restroom & remodel kitchen, new countertops, cabinets and new appliances. window replacement in-kind shall be wood & keep teh 3 windows at the first bedroom.Details
4 front window replacement double hung wood divided light; interior remodel - add (n) restroom & remodel kitchen, new countertops, cabinets and new appliances. window replacement in-kind shall be wood & keep teh 3 windows at the first bedroom. | $85,000 |
| Jul 23, 2019 | Completed final sign-off Dec 2024 | 246 Waller St | to legalize existing unit under ordinance 43-14. complies with code enforcement case# 2018-005864enf @ ground floor.Details
to legalize existing unit under ordinance 43-14. complies with code enforcement case# 2018-005864enf @ ground floor. | $100 | |
| Oct 5, 2018 | Expired or cancelled withdrawn Mar 2020 | 34 Rhine St | create a new accessory dwelling unit at (e) first flr. rear addition at ground floor. replace (e) foundation at (e) building as per plans. adu per ordinance 95-17.Details
create a new accessory dwelling unit at (e) first flr. rear addition at ground floor. replace (e) foundation at (e) building as per plans. adu per ordinance 95-17. | $100,000 | |
| Oct 3, 2018 | Completed final sign-off Apr 2021 | 900 Chestnut St | Casman Construction Inc | unit 304. addition of (n) bedroom, remodel and relocation of (e) kitchen, remodel of (e) bathroom, (n) laundry (washer/dryer), maher n/aDetails
unit 304. addition of (n) bedroom, remodel and relocation of (e) kitchen, remodel of (e) bathroom, (n) laundry (washer/dryer), maher n/a | $40,000 |
| Sep 25, 2018 | Completed final sign-off Dec 2019 | 639 Capp St | revision to retrofit permit to moment frame existing for #201603010882Details
revision to retrofit permit to moment frame existing for #201603010882 | ||
| Aug 17, 2018 | Expired or cancelled cancelled Nov 2022 | 1207 Chestnut St | mandatory retrofit upgrade (international existing building code) iebc 2012.Details
mandatory retrofit upgrade (international existing building code) iebc 2012. | $50,000 | |
| May 17, 2018 | Never finaled issued Apr 2019, no final | 498 30th St | Speedy Construction Inc | mandatory retrofit upgrade iebc 2012.Details
mandatory retrofit upgrade iebc 2012. | $40,000 |
| Feb 9, 2018 | Never finaled filed Feb 2018, never issued | 87 07th Av | mandatory retrofit upgrade. iebc codeDetails
mandatory retrofit upgrade. iebc code | $50,000 | |
| Feb 5, 2018 | Expired or cancelled cancelled Nov 2022 | 2750 Sutter St | mandatory retrofit upgrade- other rational design iebcDetails
mandatory retrofit upgrade- other rational design iebc | $50,000 | |
| Dec 4, 2017 | Completed final sign-off Jun 2021 | 314 Duncan St | A M C Builders Inc. | to abate nov# 201722962 & planning case# 2017015786eng. demo (e) garage & (e) laundry room, add 3 bedrooms & 3 baths on 1st floor, add new laundry rm 1st floor, remodel & relocate (e) kitchen 2nd floor, remodel (e) bath on 2nd floor, add new water closet on 2nd floor. add new roof deck.Details
to abate nov# 201722962 & planning case# 2017015786eng. demo (e) garage & (e) laundry room, add 3 bedrooms & 3 baths on 1st floor, add new laundry rm 1st floor, remodel & relocate (e) kitchen 2nd floor, remodel (e) bath on 2nd floor, add new water closet on 2nd floor. add new roof deck. | $175,000 |
| Oct 24, 2017 | Expired or cancelled cancelled Nov 2022 | 3434 Sacramento St | soft story retrofit per sfebc chapter 4d per engineering criteria 2016 cebc appendix a-4. maher naDetails
soft story retrofit per sfebc chapter 4d per engineering criteria 2016 cebc appendix a-4. maher na | $50,000 | |
| Oct 12, 2017 | Expired or cancelled cancelled Nov 2022 | 2380 Washington St | retrofit upgrade. mandatory soft story per sfebc ch 4d. criterium fema p-807.Details
retrofit upgrade. mandatory soft story per sfebc ch 4d. criterium fema p-807. | $50,000 | |
| Nov 16, 2016 | Completed final sign-off Oct 2017 | 899 Hyde St | Titus Construction | remodel & upgrade to existing cafe space. install new ada service counter, power door operator system, prep sink, 3-compartment sink, hand sink.Details
remodel & upgrade to existing cafe space. install new ada service counter, power door operator system, prep sink, 3-compartment sink, hand sink. | $40,000 |
| Mar 1, 2016 | Completed final sign-off Dec 2019 | 639 Capp St | to comply with san francisco mandatory soft story ordinance program. to comply with fema p-807 standard.Details
to comply with san francisco mandatory soft story ordinance program. to comply with fema p-807 standard. | $6,000 | |
| Oct 1, 2015 | Expired or cancelled cancelled Apr 2018 | 1423 Valencia St | change of use from (e) office & storage area to new sandwich shop with order area, service area, sandwich prep area & kitchen area. mechanical under separate permit.Details
change of use from (e) office & storage area to new sandwich shop with order area, service area, sandwich prep area & kitchen area. mechanical under separate permit. | $80,000 | |
| Jul 15, 2015 | Never finaled issued Sep 2017, no final | 2619 21st St | convert (e) attic to new habitable space (new 4th floor). add new bathroom, open family room & decks @ front, back & one side. new sprinklers system under separate permit.Details
convert (e) attic to new habitable space (new 4th floor). add new bathroom, open family room & decks @ front, back & one side. new sprinklers system under separate permit. | $50,000 | |
| May 27, 2015 | Completed final sign-off Apr 2016 | 872 Kansas St | Throne Builders Inc | to add a new unit at basement level, convert half bath to full bath. add new kitchen and relocate laundry room. 1st floor unit: add a new deck 10'-5"x9"-0" at rear.Details
to add a new unit at basement level, convert half bath to full bath. add new kitchen and relocate laundry room. 1st floor unit: add a new deck 10'-5"x9"-0" at rear. | $35,000 |
| Apr 13, 2015 | Completed final sign-off Oct 2015 | 23 Holloway Av | voluntary foundation replacement in kind and wall strengthening.Details
voluntary foundation replacement in kind and wall strengthening. | $45,000 | |
| Mar 12, 2015 | Completed final sign-off Jun 2017 | 617 Broderick St | Rosil Construction | revision to 201502067735 3rd fl e wall between kitchen and living rm to be removed. convert 1/2 bath to full bath by moving laundry room 4th fl: remove wall between bedroom 2 and hallway, proposed new laundry room and open studyDetails
revision to 201502067735 3rd fl e wall between kitchen and living rm to be removed. convert 1/2 bath to full bath by moving laundry room 4th fl: remove wall between bedroom 2 and hallway, proposed new laundry room and open study | $15,000 |
| Mar 10, 2015 | Completed final sign-off Jul 2016 | 326 Mississippi St | repair &replace front existing stairs in kind. replace exisitng rotten wood, concrete, post & headers per structural drawing s-1Details
repair &replace front existing stairs in kind. replace exisitng rotten wood, concrete, post & headers per structural drawing s-1 | $3,000 | |
| Dec 19, 2014 | Expired or cancelled cancelled Jan 2026 | 5149 03rd St | revision to 201402138503 for mod approval of artist studio cafeDetails
revision to 201402138503 for mod approval of artist studio cafe | ||
| Dec 19, 2014 | Completed final sign-off Mar 2015 | 14 Mint Pz | William Gregory Clause | suite 110: interior improvements of 2 wall partitions, sink, lights, hvac and elec outlets. accessible improvement or power door operator, accessible sinkDetails
suite 110: interior improvements of 2 wall partitions, sink, lights, hvac and elec outlets. accessible improvement or power door operator, accessible sink | $20,000 |
| Aug 5, 2014 | Completed final sign-off Mar 2016 | 380 Alabama St | Doorman Property Management | change of occupancy use to child care, e-occupancyDetails
change of occupancy use to child care, e-occupancy | $25,000 |
| Jun 30, 2014 | Expired or cancelled withdrawn Sep 2014 | 1434 Plymouth Av | room down alteration: a master suite, bathroom, walk-in-closet & laundry area at ground floor, enlarge existing stairs going down to ground floor.Details
room down alteration: a master suite, bathroom, walk-in-closet & laundry area at ground floor, enlarge existing stairs going down to ground floor. | $75,000 | |
| Jan 27, 2014 | Completed final sign-off Mar 2014 | 4534 Mission St | Anton Electric | #17- to convert study to 1 bedroom by adding a wall with closet. partial kitchen remodel and convert tub to shower at bathroom. to comply with nov #201446403.Details
#17- to convert study to 1 bedroom by adding a wall with closet. partial kitchen remodel and convert tub to shower at bathroom. to comply with nov #201446403. | $7,500 |
| Mar 16, 2012 | Completed final sign-off Oct 2012 | 615 Los Palmos Dr | replace kitchen cabinets, 1st. flr. bathrm. remodel. at 1st. flr: master bedrm. remodel, (n) master bath, (e) laundry to be relocated & add extra bath, (n) deck @ master bedrm. & replacement in-kind of detach deck @ rear of property.Details
replace kitchen cabinets, 1st. flr. bathrm. remodel. at 1st. flr: master bedrm. remodel, (n) master bath, (e) laundry to be relocated & add extra bath, (n) deck @ master bedrm. & replacement in-kind of detach deck @ rear of property. | $80,000 | |
| Sep 20, 2010 | Completed final sign-off May 2011 | 754 London St | Bonilla Construction | convert (e) 5-child care center into a 12-child care center. provide 2nd. means of egress thru garage per ab-020. sprinklers @ ground floor under separate permit. legalize existing habitable rooms at ground floor.Details
convert (e) 5-child care center into a 12-child care center. provide 2nd. means of egress thru garage per ab-020. sprinklers @ ground floor under separate permit. legalize existing habitable rooms at ground floor. | $5,000 |
| Oct 17, 2003 | Expired or cancelled expired Jun 2005 | 816 Duboce Av | demo existing side yard and convert the area into a new drivewy demo existing retaining wall andDetails
demo existing side yard and convert the area into a new drivewy demo existing retaining wall and | $30,000 |