Permit · 23010-10005-03864Los Angeles Open DataRenovation

121 N Mathews St

Los Angeles · CA · 90033

What is permit #23010-10005-03864 at 121 N Mathews St, Los Angeles, CA?

121 N Mathews St in Los Angeles, CA has a renovation permit (#23010-10005-03864) filed Tuesday, March 10, 2026 with no contractor on file, valued at $5,000. Status: issued.

Issued

Tuesday, March 10, 2026

Filed value

$5,000

Contractor

— None on file

County

Los Angeles County

Status

issued

§Scope

Work description.

EPLAN. Supplemental Permit to 23010-10000-03864 to Convert 1st Story MPOE Room into DAS (Distributed Antenna System) Room for Fire Department Emergency Radio Coverage, including revising walls to 2-hour rating.

§Same address

Other permits at this property.

2 other permits at 121 N Mathews St. Electrical, plumbing and HVAC on one property often share a GC, so follow the paper trail.

Full permit history at this address →

#23010-10006-03864RoofingApr 17, 2026· $15,000
#23010-10004-03864RenovationMar 11, 2026· $10,000

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Install radiant barrier and/or insulation in attic for residential buildings.

● No contractor on file

$2,4561wMAY 24

№ 002

4890 N Hartwick St

Los Angeles · CA · 90041Renovation26016-90000-13710

2 window(s). Window and door change-out (same size & type) for residential buildings. Dual glazing, labeled and certified by National Fenestration Rating Council (NFRC), is require…

121 N Mathews St

Work description.

Other permits at this property.

More renovation permits in Los Angeles.

Product

All states on record