Active in Unincorporated Marin (11 permits)
Raw permit filing name: J & J CUSTOM BUILDERS INC
10 issued · 8 parcels
vs 3 prior 24m
Includes 1 ADU permits
Sum of permit job values
Application → issuance
Latest: Sep 24, 2025
Where this builder's geocoded permits cluster
Compares this builder's median days from permit application to issuance against all peer permits in Unincorporated Marin (trailing 5-year benchmark).
| Permit Category | Permits | Issued | Units | Declared Valuation | Builder Median Review | City Median (75th pct) | Relative Pace |
|---|---|---|---|---|---|---|---|
| 4 | 4 | — | $645,000 | 55d (n=4) | 83d (148d p75) | Faster than peer median | |
| 3 | 2 | — | $1,795,000 | 124d (n=2) | 160d (249d p75) | — | |
| 1 | 1 | 1 | $500,000 | — | 204d (331d p75) | — | |
| 1 | 1 | — | $20,000 | — | 55d (106d p75) | — | |
| 1 | 1 | — | $50,000 | — | 136d (241d p75) | — | |
| 1 | 1 | — | $13,000 | — | 0d (0d p75) | — |
Multi-permit and HCD housing projects linked to this builder's permits
Click any address to open the full property dossier or inspect the official agency record
| Property / Parcel | Record & Category | Applied / Issued | Status | Valuation | Work Description & Raw Attribution |
|---|---|---|---|---|---|
| 33 Bretano Way Unincorporated Marin · APN 070-192-01 | Addition (adds square footage) 180152Portal ↗ | Issued Sep 24, 2025 166d review | Issued | $750,000 | Remodel; Add 2nd Floor, Including A D U : Convert Part Of Garage : Decks Filed as: J & J CUSTOM BUILDERS INC |
| 33 Bretano Way Unincorporated Marin · APN 070-192-01 | Windows / doors / siding B40807Portal ↗ | Issued Jan 15, 2025 0d review | Issued | $13,000 | Maintenance projects on property: mostly repairing dry rot — Siding Replacement Filed as: J & J CUSTOM BUILDERS INC |
| 10 Knickerbocker Ln Unincorporated Marin · APN 176-032-01 | Addition (adds square footage) 176125Portal ↗ | Issued Mar 5, 2024 81d review | Issued | $195,000 | Remodel & Addition; Remove Column In Garage & Replace Center Beam Filed as: J & J CUSTOM BUILDERS INC |
| 73 Berens Dr (Aka 71) Unincorporated Marin · APN 074-111-12 | Accessory dwelling unit (new or conversion) 174439Portal ↗ | Issued Jul 7, 2023 200d review | Issued | $500,000 1 units | Add 2nd Flr A D U; Remod (E) 1st Flr; Trellis; Deck; Covered Porches; Convert Part Of Garage To Living Space Filed as: J & J CUSTOM BUILDERS INC |
| 35 Wolfe Glen Way Unincorporated Marin · APN 071-181-32 | Remodel / interior alteration 173741Portal ↗ | Issued Apr 7, 2023 29d review | Issued | $126,000 | Remodel: Kitchen & Bath Remodel - Express Filed as: J & J CUSTOM BUILDERS INC |
| 141 Cypress Ave Unincorporated Marin · APN 071-072-10 | Pool / spa 168597Portal ↗ | Issued Jun 23, 2021 16d review | Issued | $50,000 | Resurface Pool & Add Hot Tub Within The Existing Pool Filed as: J & J CUSTOM BUILDERS INC |
| 23 Westgate Dr Unincorporated Marin · APN 164-630-06 | Remodel / interior alteration 167482Portal ↗ | Issued Mar 22, 2021 21d review | Issued | $90,000 | 4 Bath Rmdl - Express Filed as: J & J CUSTOM BUILDERS INC |
| 141 Cypress Ave Unincorporated Marin · APN 071-072-10 | Demolition 167244Portal ↗ | Issued Feb 24, 2021 2d review | Issued | $20,000 | Demo Shop/Office Now Att To Gar (Rel To 87146) Filed as: J & J CUSTOM BUILDERS INC |
| 141 Cypress Ave Unincorporated Marin · APN 071-072-10 | Addition (adds square footage) 167243Portal ↗ | Applied Dec 15, 2020 | Applied | $850,000 | Remod, Addtn, Deck Filed as: J & J CUSTOM BUILDERS INC |
| 31 Catskill Ct Unincorporated Marin · APN 176-331-20 | Remodel / interior alteration 158129Portal ↗ | Issued Apr 9, 2018 224d review | Issued | $100,000 | Struct Rmdl, Kit & Laundry; Ext Shear In Bedroom 3; Reroof T.D. 9/22/17 Filed as: J & J CUSTOM BUILDERS INC |
| 7 Anton Way Unincorporated Marin · APN 143-341-11 | Remodel / interior alteration 154161Portal ↗ | Issued Dec 22, 2016 80d review | Issued | $329,000 | Rmdl Whole House; Deck Filed as: J & J CUSTOM BUILDERS INC |